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Manual Allied Telesis AT-S79

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  • Allied Telesis AT-S79 - page 1

    613-000207 Rev. B Management Software AT-S79 User’s Guide For use with the AT-GS950/16 and AT-GS950/24 Gigabit Ethernet Smart Switches Version 1.1 ...

  • Allied Telesis AT-S79 - page 2

    Copyright © 2006 Allied Telesyn, Inc. All rights reserved. No part of this publication may be repr oduced withou t prior written permission from Allied Telesyn, Inc. Microsoft and Internet Explorer are regi stered trademarks of Micros oft Corporat ion. Netscape Navi gator is a registered trademark of Netscape Communications Corporati on. All other ...

  • Allied Telesis AT-S79 - page 3

    3 Preface ..... ................ ............. ............. ............. ................ ............. ............. ............. ............ ................. ............ 11 Where to Find Web-based Gu ides ................ ................ ............. ................ ............. ................ ....... ...... ............ 12 Document C ...

  • Allied Telesis AT-S79 - page 4

    Contents 4 Chapter 6: Port Mirroring ................ ............. ............. ................ ............. ............. ............. ................ ............. 6 5 Port Mirroring Overview ... ............. ................ ................ ............. ................ ............. .............. ............ ............. ... 66 Conf ...

  • Allied Telesis AT-S79 - page 5

    AT-S79 Management Software User’s Gui de 5 Authenticator Ports........... ............. ................ ............. ................ ............. ................ .......... ............. .......... 131 General Steps ........ ............. ............. ................ ............. ............. ................ ............. ......... .... ...

  • Allied Telesis AT-S79 - page 6

    Contents 6 Configuring CoS ..................... ................. ............. ............ ................. ............. ............ ....... ............. ................ . 212 Chapter 21: Ra pid Spanning Tree Prot ocol (RSTP) ............. ............. ............. ............. ............. ................ . 215 Basic RSTP Configuratio ...

  • Allied Telesis AT-S79 - page 7

    7 Figure 1. Connecting the Manageme nt Cable to the Cons ole Port ....... .............. ............ ...................... .......... ............. ....... 24 Figure 2. Login Menu ............. .............. .............. .............. .............. .............. .............. ......... ..... .............. .............. .............. .. ...

  • Allied Telesis AT-S79 - page 8

    Figures 8 Figure 51. Port Conf iguration Page ............ .............. .............. .............. ................. .............. ....... ........................ .............. . 180 Figure 52. Configuration of P ort Page .............. .............. ................ .............. ................. .............. .................... .... ...

  • Allied Telesis AT-S79 - page 9

    9 Table 1. Menus Interface Operations .................. ..... .............. .............. .............. ......................... .................... .............. ..... 26 Table 2. Default Mappings of IEEE 802.1p Priority Level s to Egress Port Priority Queues ......... .............. .............. . ......... 97 Table 3. RSTP Auto- Detect ...

  • Allied Telesis AT-S79 - page 10

    Tables 10 ...

  • Allied Telesis AT-S79 - page 11

    11 Pr eface This guide contains instructions on ho w to use the AT-S79 management software to manage and monitor th e AT-GS950/16 and AT-GS950/24 Gigabit Ethernet Smart switches. The AT-S79 management software has two man agement interfaces: a menus interface and a web browser inte rface. You access the menus interface through the console port on t ...

  • Allied Telesis AT-S79 - page 12

    Preface 12 Where to Find Web-based Guides The installation and user guides fo r all Allied Telesyn products are available in portable document format ( PDF) on our web site at www.alliedtelesyn.com . You can view the docu ments online or download them onto a local workstation or server. ...

  • Allied Telesis AT-S79 - page 13

    AT-S79 Management Software Use r’s Guide 13 Document Conventions This document uses the following convention s: Note Notes provide additional information. Caution Cautions inform you that perfo rmi ng or omitting a specific action may result in equipment damage or loss of data. Warning Warnings inform you that performin g or omitting a specific a ...

  • Allied Telesis AT-S79 - page 14

    Preface 14 Contacting Allied Telesyn This section provides Allied Telesyn contact information f or technical support as well as sales and corporate information . Online Support You can request technical sup port online by accessing the Allied T elesyn Knowledge Base: http://kb .alliedtelesyn.com . You can use th e Knowledge Base to submit question ...

  • Allied Telesis AT-S79 - page 15

    15 Chapter 1 Overview This chapter provides an overview of the AT-S79 managemen t software for the AT-GS950/16 and AT-GS950/24 switches. The chapter describes the different methods for accessing t he software and the management access levels. This chapter contains the following sections:  “Management Overview” on p age 16  “Local Manage ...

  • Allied Telesis AT-S79 - page 16

    Chapter 1: Ove rview 16 Management Overview The AT-S79 management software allows you to view and adjust the operating parameters of the AT-GS950/1 6 and AT-GS950/24 Smart Switches. Here are a few examples of th e functions that you can perform with the management software:  Enable and disa ble ports  Configure a port’ s speed and duplex mo ...

  • Allied Telesis AT-S79 - page 17

    AT-S79 Management Software Use r’s Guide 17 Local Management Connection To establish a local management conne ction with an AT-GS950/16 or AT-GS950/24 Smart Switch, you connec t a terminal or a PC with a terminal emulator program to the termina l port on the front of the switch using the management cable inclu ded with the unit. This type of conn ...

  • Allied Telesis AT-S79 - page 18

    Chapter 1: Ove rview 18 Remote Management Connection The AT-S79 management software has a web browser interface that you can use to manage an AT-GS95 0/16 or AT-GS950/24 Smart Switch from any management station on your network that has a web browser application. This is referred to as a remote connection. The switch must have an IP address in order ...

  • Allied Telesis AT-S79 - page 19

    AT-S79 Management Software Use r’s Guide 19 Management Access Level The AT-S79 management software has one level of management access: manager. When you log in as a manager , you can view and configure all of a switch’s operating parameters. You log in as a manag er by entering the appropriate username and password when you start an AT-S79 mana ...

  • Allied Telesis AT-S79 - page 20

    Chapter 1: Ove rview 20 Ports 15 and 16 on the AT-GS950/16 Switch and Ports 23 and 24 on the AT-GS950/24 Switch This section applies to the twisted pair and optio nal SFP ports 15 and 16 on the AT-GS950/16 switch and ports 2 3 and 24 on the AT-GS950/24 switch. Note the following when configuring these ports:  The twisted pair port s are, by defa ...

  • Allied Telesis AT-S79 - page 21

    Section I: Using the Me nus Interface 21 Section I Using the Menus Interface The chapters in this section e xplain how to manage the switch usin g the menus interface of the AT-S79 management software. T he chapters include:  Chapter 2, “Getting S tarted with the Menus Interface” on page 23  Chapter 3, “Basic Switch Parameters” on p a ...

  • Allied Telesis AT-S79 - page 22

    22 Section I: Using the Menus Interf ace ...

  • Allied Telesis AT-S79 - page 23

    Section I: Using the Me nus Interface 23 Chapter 2 Getting S tarted with the Menus Interface This chapter provides information and instructions on h ow to access the menus interface of the AT-S79 management software b y starting a local management session. This chapter cont ains the following sections:  “S tarting a Local Manag ement Session? ...

  • Allied Telesis AT-S79 - page 24

    Chapter 2: Gett ing Started with the Menu s Interface 24 Section I: Using the Menus Interf ace Starting a Local Management Session You establish a local management session with the switch by connecting a terminal or personal computer with a terminal emulation program to the the RS-232 console port on the front pan el of the switch. Note You do not ...

  • Allied Telesis AT-S79 - page 25

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 25 The Login Menu is shown in Figure 2. Figure 2. Login Menu 4. Enter the manager login name and press Return. The d efault name is “manager”. Y ou are prompted for a password. 5. Enter the manager password. The default pa ssword is “manager”. Note To change t ...

  • Allied Telesis AT-S79 - page 26

    Chapter 2: Gett ing Started with the Menu s Interface 26 Section I: Using the Menus Interf ace Using the Menus Interface If you are using a DEC VT00 or ANSI (the default) terminal configuratio n, refer to Table 1 for instructions on how to move through the menus and select menu options. When you press Enter to select a field in which you can enter ...

  • Allied Telesis AT-S79 - page 27

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 27 Quitting from a Loca l Management Session To quit a local management session, ret urn to the Main Menu and type Q for Quit. When you are finished managi ng th e switch, make sure you exit from a management session. Quitti ng from a loca l session prevents unauthori ...

  • Allied Telesis AT-S79 - page 28

    Chapter 2: Gett ing Started with the Menu s Interface 28 Section I: Using the Menus Interf ace ...

  • Allied Telesis AT-S79 - page 29

    Section I: Using the Me nus Interface 29 Chapter 3 Basic Switch Parameters This chapter contains the following sections:  “Configuring the IP Address, Subn et Mask, and Gateway Address” on page 30  “Enabling and Disabling the DHCP Client” on p age 33  “Configuring System Administ ration Information” on p age 34  “Setting t ...

  • Allied Telesis AT-S79 - page 30

    Chapter 3: Basic Switch Parameters 30 Section I: Using the Menus Interf ace Configuring the IP Address, Su bnet Mask, and Gateway Address This procedure explains how to manually assign an IP address, subne t mask, and gateway address to the swit ch. Before performing the procedure, note the following:  An IP address and subnet mask are not requi ...

  • Allied Telesis AT-S79 - page 31

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 31 2. From the Basic Switch Configu ration Menu, type I to select System IP Configuration . The System IP Configuration Menu is shown in Figure 5. Figure 5. System IP Configur ation Menu The top portion of the menu displays the current IP address, subnet mask, and gat ...

  • Allied Telesis AT-S79 - page 32

    Chapter 3: Basic Switch Parameters 32 Section I: Using the Menus Interf ace b. Type the subnet mask for the switch and pre ss Enter. 5. To set the switch’s gateway address, do the following: a. Type G to select Set Default Gateway . The following prompt is displayed: Enter new g ateway IP address> b. Type the gateway IP address for the switch ...

  • Allied Telesis AT-S79 - page 33

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 33 Enabling and Disabling the DHCP Client This procedure explains how to activa te and deactivate the DHCP clie nt on the switch. When the client is activate d, the switch obtains its IP configuration, such as it s IP address and subnet mask, from a DHCP server on you ...

  • Allied Telesis AT-S79 - page 34

    Chapter 3: Basic Switch Parameters 34 Section I: Using the Menus Interf ace Configuring System Administration Information This section explains how to assig n a name to the switch, as well as specify the location of the switch and the name of the switch ’s administrator. Entering this informat ion is optional. To set a switch’s administration i ...

  • Allied Telesis AT-S79 - page 35

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 35 b. Type a name for the switch (for example, Sales). The name is optional and can cont ain up to 50 characters. Note Allied Telesyn recommends that yo u assign names to the switches. Names can help you identify the switches when you manage them and can also help you ...

  • Allied Telesis AT-S79 - page 36

    Chapter 3: Basic Switch Parameters 36 Section I: Using the Menus Interf ace Setting the Us er Inte rface Configuration This procedure explains how to adjust the use r interface and security features on the switch. With this procedure you can:  Change the console timer , used to automatically end inactive local management sessions.  Change the ...

  • Allied Telesis AT-S79 - page 37

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 37 3. To configure the console idle ti me out parameter, do the following: a. Type C to select Set Console UI Time Out. The following prompt is displayed: Enter conso le idle t imeout> b. Enter a number for the timeout value. Th e range is 0 to 60 minutes. The defa ...

  • Allied Telesis AT-S79 - page 38

    Chapter 3: Basic Switch Parameters 38 Section I: Using the Menus Interf ace c. Type the new user name and press Enter. The default name is “manager.” The name can be from 0 to 12 characters. Spaces are allowed. The login name is case sensitive. Not entering a new login name deletes the current l ogin name without assigning a new one. The new us ...

  • Allied Telesis AT-S79 - page 39

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 39 Viewing Switch Information To view general information about the switch, perform the following procedure: 1. From the Main Menu, type G to select Ge neral Information . The General Information menu is shown in Figure 8. Figure 8. General Information Men u The Gener ...

  • Allied Telesis AT-S79 - page 40

    Chapter 3: Basic Switch Parameters 40 Section I: Using the Menus Interf ace Hardware Information Section Ve r s i o n The hardware version number . Fixed Baud Rate The baud rate of the console port. DRAM Size The size of the DRAM, in megabytes. Flash Size The size of the flash memory , in megabytes. Administration Informatio n Section Switch Name T ...

  • Allied Telesis AT-S79 - page 41

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 41 Automatic Network Features Section DHCP Mode The status of the DHCP client on the switch. For info rmation about setting this parameter , refer to “Enabling and Disabling the DHCP Client” on page 33. 2. Press any key to return to the previous menu . ...

  • Allied Telesis AT-S79 - page 42

    Chapter 3: Basic Switch Parameters 42 Section I: Using the Menus Interf ace Rebooting the Switch This procedure reboots the switch and reloads th e AT-S79 management software from flash memory. You might reboot the de vice if you believe it is experiencing a problem. Rebooting the device does not change any of the device’s parameter settings. Cau ...

  • Allied Telesis AT-S79 - page 43

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 43 The System Reboot Menu is sh own in Figure 10. Figure 10. System Rebo ot Menu 3. From the System Reboot menu, type O to select Set Reboot Option . The following prompt is displayed: Select rebo ot option (F/I/N)> 4. Type N to select Normal . Note The F and I opt ...

  • Allied Telesis AT-S79 - page 44

    Chapter 3: Basic Switch Parameters 44 Section I: Using the Menus Interf ace Pinging a Remote System This procedure instructs the switch to ping a node on your network. This procedure is useful in determining whether an active link e xists between the switch and another network device. Not e the following before performing the procedure:  The swi ...

  • Allied Telesis AT-S79 - page 45

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 45 3. Type I to select Set Target IP Address . The following prompt is displayed: Enter new targe t IP address> 4. Type the IP address of the node you want the switch to ping and p ress Enter. 5. Type N to select Set Number of Requests . The following prompt is dis ...

  • Allied Telesis AT-S79 - page 46

    Chapter 3: Basic Switch Parameters 46 Section I: Using the Menus Interf ace Figure 12 shows an example of the result s of a ping. Figure 12. Ping Results 11. To stop the ping, type S to se lect Stop Ping . 12. Type Q to select Quit to previous menu . AT-GS950/ 16 Local Mana gement System Switch Too ls Config uration - > Ping Ex ecution Target IP ...

  • Allied Telesis AT-S79 - page 47

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 47 Returning the AT-S79 Management Software to the Factory Default Values This procedure returns all AT-S79 mana gement software parameters to their default values and deletes all tagge d and port-based VLANs on the switch. The AT-S79 management so ftware default valu ...

  • Allied Telesis AT-S79 - page 48

    Chapter 3: Basic Switch Parameters 48 Section I: Using the Menus Interf ace 5. Type R to select Start Reboot Process . The following prompt is displayed: Are you su re you wa nt to re boot the system (Y/N) > 6. Type Y to start the reboot p rocess. The switch returns its o perating parameters to the defau lt values and begins to reload the A T-S7 ...

  • Allied Telesis AT-S79 - page 49

    Section I: Using the Me nus Interface 49 Chapter 4 Port Configuration This chapter contains the procedur es for viewing and adjusting the parameter settings for th e ports on the switch. This chap ter contains the following sections:  “Displaying the Port Parameters” o n page 50  “Enabling and Disabling a Port” on p age 53  “Sett ...

  • Allied Telesis AT-S79 - page 50

    Chapter 4: Port Confi guration 50 Section I: Using the Menus Interf ace Displaying the Port Parameters To display the parameter settings for the ports on the switch, perform the following procedure: 1. From the Main Menu, type B t o select Basic Switch Configurat ion . The Basic Switch Configuration Menu is shown in Figure 4 on page 30. 2. From the ...

  • Allied Telesis AT-S79 - page 51

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 51 The Port Configuration Menu disp lays the following columns of information about t he status of the ports: Port The port number . T runk The trunk group number . This column contains the number of th e port trunk if the port is a membe r of a trunk. T o configure a ...

  • Allied Telesis AT-S79 - page 52

    Chapter 4: Port Confi guration 52 Section I: Using the Menus Interf ace 1000-HDx - 1000 Mbps in half-duplex mode T o change a port’ s speed and dupl ex mode setting, see “Setting a Port’s S peed and Duplex Mode” on p age 54. Flow Ctrl Whether flow control is enabled on the port . Flow control is enabled by default. T o disable flow control, ...

  • Allied Telesis AT-S79 - page 53

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 53 Enabling and Disabling a Port This procedure enables and disables a po rt. You may want to disable a port and prevent packets from being forwarde d if a problem occurs with the node or cable connected to the port. After the problem has been fixed, you can enable th ...

  • Allied Telesis AT-S79 - page 54

    Chapter 4: Port Confi guration 54 Section I: Using the Menus Interf ace Setting a Port’s Speed and Duplex Mode To change a port’s speed or duplex mode, perform the following procedure: 1. From the Main Menu, type B t o select Basic Configura tion . The Basic Switch Configuration Menu is shown in Figure 4 on p age 30 2. From the Basic Switch Con ...

  • Allied Telesis AT-S79 - page 55

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 55 full-duplex. To avoid this problem when co nnecting an end node with a fixed duplex mode of full-d uplex to a switch port, disable Auto-Negotiation on the port and set the port’s speed and duplex mode manually.  Allied Telesyn does not recommend manually setti ...

  • Allied Telesis AT-S79 - page 56

    Chapter 4: Port Confi guration 56 Section I: Using the Menus Interf ace Changing the Flow Control Setting Flow control applies to ports operating in full-d uplex mode. A switch port uses flow control to control the flow of ingress p ackets from its end node. A port using flow control issues a s pecial frame, referred to as a PAUSE frame, as specifi ...

  • Allied Telesis AT-S79 - page 57

    Section I: Using the Me nus Interface 57 Chapter 5 Port T runking This chapter provides information and p r ocedures for creating a port trunk and contains the following sections:  “Port T runking Overview” on page 58  “Creating a Port T runk” on page 59  “Modifying a Port T runk” on page 62  “Enabling and Disabling a Port ...

  • Allied Telesis AT-S79 - page 58

    Chapter 5: Port Trun king 58 Section I: Using the Menus Interf ace Port Trunking Overview Port trunking is an economical way for yo u to increase the bandwidth between two Ethernet switches. A port trunk is 2 to 8 ports that have been grouped together to function a s one logical path. A port trunk increases the bandwidth between switches and is use ...

  • Allied Telesis AT-S79 - page 59

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 59 Creating a Port Trunk This procedure explains how to create a port tru nk. Caution Do not connect the cables to the por ts on the switches until after you have configured the trunk with the management software. Connecting the cables before c onfiguring the software ...

  • Allied Telesis AT-S79 - page 60

    Chapter 5: Port Trun king 60 Section I: Using the Menus Interf ace The T runk Configuration Menu is shown in Figure 15. Figure 15. Trunk Configuration Menu 3. From the Trunk Configuration Menu, type A to sel ect Add Trunk Member . The following prompt is displayed: Enter trunk group number > 4. Select a trunk group number from 1 to 7 and press E ...

  • Allied Telesis AT-S79 - page 61

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 61 The following prompt is displayed: Enable or D isable tr unk group number n (E/D)> 8. Type E to enable the trunk. 9. Type Q to select Quit to previous menu and save your changes. The trunk is now operational on the switch. 10. Configure the port trunk on the oth ...

  • Allied Telesis AT-S79 - page 62

    Chapter 5: Port Trun king 62 Section I: Using the Menus Interf ace Modifying a Port Trunk This procedure adds and removes ports from a port trunk. Note You should disconnect th e cables from the ports of the tru nk on the switch before modifying it. Adding or removing ports from a trunk without first disconnecting the cables can create loops in you ...

  • Allied Telesis AT-S79 - page 63

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 63 Enabling and Disabling a Port Trunk This procedure enables and disables a port trunk. Note the following before performing this procedure:  Do not enable a port trunk unt il after you have configured the tru nk on both switches.  Do not connect the cables to ...

  • Allied Telesis AT-S79 - page 64

    Chapter 5: Port Trun king 64 Section I: Using the Menus Interf ace ...

  • Allied Telesis AT-S79 - page 65

    Section I: Using the Me nus Interface 65 Chapter 6 Port Mirr oring This chapter contains the procedure for setting up port mirroring. Port mirroring allows you to unobtrusively monitor the ingress and egress tra ffic on a port by having th e traffic copied to a nother port. This chapter contain s the following sections:  “Port Mirroring Overvi ...

  • Allied Telesis AT-S79 - page 66

    Chapter 6: Po rt Mirroring 66 Section I: Using the Menus Interf ace Port Mirroring Overview The port mirroring feature allows you to unobtru sively monitor the ingress and egress traffic on a port on the swit ch by having the traffic copied to another switch port. By connecting a netwo rk analyzer to the port where the traffic is being copied to , ...

  • Allied Telesis AT-S79 - page 67

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 67 Configuring Port Mirroring To set up port mirroring, perform the following procedure : 1. From the Main Menu, type A to select Advan ced Switch Configuration . The Advanced Switch Configura tion Menu is shown in Figure 14 on page 59. 2. From the Advanced Switch Con ...

  • Allied Telesis AT-S79 - page 68

    Chapter 6: Po rt Mirroring 68 Section I: Using the Menus Interf ace 7. Type E to select Enable/Disable Port Mirroring . The following prompt is displayed: Enable or Disable monitoring (E/D)> 8. Type E to enable port mirroring. Y ou can now connect your data analyzer to the mirroring port. 9. Type Q to select Quit to pre vious menu and save your ...

  • Allied Telesis AT-S79 - page 69

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 69 Disabling Port Mirroring To disable port mirroring, perform th e following procedure: 1. From the Main Menu, type A to select Advan ced Switch Configuration . The Advanced Switch Configura tion Menu is shown in Figure 14 on page 59. 2. From the Advanced Switch Conf ...

  • Allied Telesis AT-S79 - page 70

    Chapter 6: Po rt Mirroring 70 Section I: Using the Menus Interf ace ...

  • Allied Telesis AT-S79 - page 71

    Section I: Using the Me nus Interface 71 Chapter 7 V irtual LANs This chapter contains the procedures for creating, modifying, and deleting port-based and tagged Virtual Local Area Networks (VL ANs). This chapter contains the following sections:  “VLAN Features” on p age 72  “Port-base d VLAN Overv iew” on page 74  “T agged VLAN ...

  • Allied Telesis AT-S79 - page 72

    Chapter 7: Virtual LANs 72 Section I: Using the Menus Interf ace VLAN Features A Virtual Local Area Network (VLAN) is a logical grouping of devices on different physical LAN segments tha t allows users to communicate as if they were physically connected to a single LAN, in dependent of the physical configuration of the network. With VLANs, you can ...

  • Allied Telesis AT-S79 - page 73

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 73 VLANs can be used to control the flow of data in your network, since the traffic generated by an end-node in a VLAN is restricted to the other en d- nodes in the same VLAN. In addition, VLANs can preven t data from flowing to unauthorized end-nodes. Types of VLANs ...

  • Allied Telesis AT-S79 - page 74

    Chapter 7: Virtual LANs 74 Section I: Using the Menus Interf ace Port-based VLAN Overview As explained in “VLAN Features” on page 72, a VLAN consists of a group of ports on one or more Ethernet switches that form an independ ent traffic domain. Traffic generated b y the end nodes of a VLAN remains within the VLAN and does not cross o ver to the ...

  • Allied Telesis AT-S79 - page 75

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 75 For example, if you had a port-base d VLAN titled Marketing that spanned three AT-GS950 Series switches, you would assign the Marketing VLAN on each switch the same VID. You can assign this number man ually or allow the AT-S79 managemen t software to do it automati ...

  • Allied Telesis AT-S79 - page 76

    Chapter 7: Virtual LANs 76 Section I: Using the Menus Interf ace  Each port must be assign ed a PVID. This value must match the VLAN’ s VID and it must be the sa me for all the ports in a port-based VLAN. Y ou must manually configure this value on a port af ter you assign the port to a VLAN. For instructions, refer to “Config uring the PVID ...

  • Allied Telesis AT-S79 - page 77

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 77 Port-based Example 1 Figure 17 illustrates an example of one AT-GS950/24 Gigabit Ethernet Switch with three port-based VLANs. (For purposes of the following examples, the Default VLAN is not shown.) Figure 17. Port-based VLAN - Example 1 The table below lists the p ...

  • Allied Telesis AT-S79 - page 78

    Chapter 7: Virtual LANs 78 Section I: Using the Menus Interf ace  Each VLAN has one port connected to the router . The router interconnects th e various VLANs and functions as a gateway to the WA N . Port-based Example 2 Figure 18 illustrates more port-based VLANs. In this example, Sales and Engineering VLANs sp an two AT-GS 950/24 Gigabit Ether ...

  • Allied Telesis AT-S79 - page 79

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 79 The table below lists the port assignm ents for the Sa les, Engineering, and Production VLANs on the switches: Note the following concerning the example:  Sales VLAN - This VLAN sp ans both switches. It h as a VID value of 2 and consist s of six untag ged ports ...

  • Allied Telesis AT-S79 - page 80

    Chapter 7: Virtual LANs 80 Section I: Using the Menus Interf ace Tagged VLAN Overview The second type of VLAN supported by the AT-S79 management softwa re is the tagged VLAN . VLAN membership in a tagged VLAN is determined by information within the frames that are received on a port. This differs from a port-based VLAN, whe re the PVIDs assigned to ...

  • Allied Telesis AT-S79 - page 81

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 81 Note For explanations of VLAN name and VLAN identifier, refer back to “VLAN Name” on page 74 and “VLAN Identifier” on p age 74. Tagged and Untagged Ports You need to specify which ports will be members of the VLAN. In the case of a tagged VLAN, the ports us ...

  • Allied Telesis AT-S79 - page 82

    Chapter 7: Virtual LANs 82 Section I: Using the Menus Interf ace Tagged VLAN Example Figure 19 illustrates how tagged port s can be used to interconnect IEEE 802.1Q-based products. Figure 19. Example of a Tagged VL AN WA N 2 3 4 5 6 79 1 9 12 1 2 3 17 15 11 13 8 10 12 14 18 20 22 24 16 2 3 4 5 6 79 1 9 12 1 2 3 17 15 11 13 8 10 12 14 18 20 22 24 16 ...

  • Allied Telesis AT-S79 - page 83

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 83 The port assignments for the VLANs are as follows: This example is nearly identical to t he “Port-based Example 2” on page 78, but tagged ports have been added to simplify network implementation and management. One of the tagged ports is port 2 on t he top swit ...

  • Allied Telesis AT-S79 - page 84

    Chapter 7: Virtual LANs 84 Section I: Using the Menus Interf ace Creating a VLAN This section contains the procedure fo r creating a new port-based or tagged VLAN. This procedure assigns the VLAN a name, a VID number, and the untagged and tagged membe r ports. After you have performed this procedure, you must configure the untagged ports of the VLA ...

  • Allied Telesis AT-S79 - page 85

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 85 3. From the VLAN Management Men u, type C to select Create VLAN . The VLAN Creation Menu is shown in Figure 21. Figure 21. VLAN Creation Menu 4. Type I to select Set VLAN ID/Index . The following prompt is displayed: Set VLAN ID->En ter VLAN ID> Note A VLAN m ...

  • Allied Telesis AT-S79 - page 86

    Chapter 7: Virtual LANs 86 Section I: Using the Menus Interf ace The following prompt is displayed: Enter port nu mber > 9. Enter the untagged and tagge d ports of the VLAN. Y ou can specify the ports individua lly separated by co mmas, for example, 2,7,15, as a range of port s separated by a hyphen, for example, 2-4, or both, for example, 2-7,1 ...

  • Allied Telesis AT-S79 - page 87

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 87 Configuring the PVID of Untagged Ports This procedure adjusts a port’s VID val ue. The PVID value determines the VLAN in which the port is an un tagged member. A port can be an untagged member of only one VL AN at a time. A port is an untagged member of the VLAN ...

  • Allied Telesis AT-S79 - page 88

    Chapter 7: Virtual LANs 88 Section I: Using the Menus Interf ace Note If you specify a PVID that does not correspond to any VIDs on the switch, the management software creates a new VLAN with a VID that equals the PVID. The VLAN is not assigned any n ame. 7. Repeat steps 4 through 6 to configu re additional ports. 8. Type Q to select Quit to pre vi ...

  • Allied Telesis AT-S79 - page 89

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 89 Displaying the VLANs To display a list of the port-based an d tagged VLANs on the switch, perform the following procedure: 1. From the Main Menu, type A to select Advan ced Switch Configuration . The Advanced Switch Configura tion Menu is shown in Figure 14 on page ...

  • Allied Telesis AT-S79 - page 90

    Chapter 7: Virtual LANs 90 Section I: Using the Menus Interf ace The Config VLAN Member Menu is shown in Figure 22 . Figure 22. Config VLAN Member Menu The menu displays the following information: VLAN ID The VID number of the VLAN. VLAN Name The name of the VLAN. Port The ports of the VLAN. Ta g g i n g Whether a port is a t agged or unt agged mem ...

  • Allied Telesis AT-S79 - page 91

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 91 Modifying a VLAN This procedure allows you to per form the following functions:  Change the name of a VLAN.  Add or remove t agged ports from a VLAN. Before performing this procedure, note the followin g:  Y ou cannot change the VID of a VLAN.  Y ou can ...

  • Allied Telesis AT-S79 - page 92

    Chapter 7: Virtual LANs 92 Section I: Using the Menus Interf ace b. Type the new name for the VLAN and press Enter. A VLAN name can be up to 32 characters and can include spaces. 6. To add a tagged port to the VLAN, do the following: a. Type A for Add Member and press Enter. The following prompt is displayed: Add member- >Enter po rt number > ...

  • Allied Telesis AT-S79 - page 93

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 93 Deleting a VLAN To delete a VLAN, perform the following procedure: 1. From the Main Menu, type A to select Advan ced Switch Configuratio n. The Advanced Switch Configura tion Menu is shown in Figure 14 on page 59. 2. From the Advanced Switch Configuration Menu, typ ...

  • Allied Telesis AT-S79 - page 94

    Chapter 7: Virtual LANs 94 Section I: Using the Menus Interf ace ...

  • Allied Telesis AT-S79 - page 95

    Section I: Using the Me nus Interface 95 Chapter 8 Quality of Service (QoS) This chapter contains the procedures for configuring th e Quality of Service (QoS) parameters of the switch. This chap ter contains the following sections:  “QoS Overview” on page 96  “Mapping CoS Priorities to Egress Queues” on p age 99  “Configuring CoS ...

  • Allied Telesis AT-S79 - page 96

    Chapter 8: Quality of Service (QoS) 96 Section I: Using the Menus Interf ace QoS Overview When a port on an Ethernet switch beco mes oversubscribed—its egress queues contain more packets than the po rt can handle in a timely manner—the port may be force d to delay the transmission of some packets, resulting in the d elay of pack ets from reachi ...

  • Allied Telesis AT-S79 - page 97

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 97 For example, a tagged packe t with a priority tag of 6 is placed in the egress port’s highest priority queue of 3, while a packet with a priority tag of 1 is placed in the lowest priority queue. Note QoS is disabled by default on the switch. You can customize the ...

  • Allied Telesis AT-S79 - page 98

    Chapter 8: Quality of Service (QoS) 98 Section I: Using the Menus Interf ace One last thing to note is that Co S does not change the priority level in a tagged packet. The packet leaves the switch with the same priority it had when it entered. This is true even if you change the default priority-to- egress queue mappings. The default setting for Qu ...

  • Allied Telesis AT-S79 - page 99

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 99 Mapping CoS Priorities to Egress Queues This procedure explains how to change the de fault mappings of CoS priorities to egress priority queues, sho wn in Table 2 on page 97. This is set at the switch level and applies to all ports. Th is procedure also enables and ...

  • Allied Telesis AT-S79 - page 100

    Chapter 8: Quality of Service (QoS) 100 Section I: Using the Men us Interface The T raffic Class Configurati on Menu is shown in Figure 24. Figure 24. Traffic Class Configuration Me nu 4. To enable or disable QoS, do the following: a. Type S to select Set Status . The following prompt is displayed: Enable or Dis able QoS (E/D ) > b. Type E to en ...

  • Allied Telesis AT-S79 - page 101

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 101 The following prompt is displayed: Enter queue for traf fic class n > c. Enter the new egress queue number for the t raffic class. The range is 0 to 3. 0 is the lowest priority queue and 3 is the highest. You can specify only one egress queue. 6. Type Q to sele ...

  • Allied Telesis AT-S79 - page 102

    Chapter 8: Quality of Service (QoS) 102 Section I: Using the Men us Interface Configuring CoS As explained in “QoS Ov erview” on page 96, a packet received on a port is placed it into one of four priority queues on the egress por t according to the switch’s mapping of 802.1p priority levels to egress priority queues. The default mappings are ...

  • Allied Telesis AT-S79 - page 103

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 103 The Port Priority Configuration Menu is shown in Figure 25. Figure 25. Port Priority Configuration Menu The columns in the menu disp lay the following information: Port Displays the port number . T runk Displays the trunk number if the port is a member of a trunk. ...

  • Allied Telesis AT-S79 - page 104

    Chapter 8: Quality of Service (QoS) 104 Section I: Using the Men us Interface 4. To configure a port that is not a member of a trunk, type R to select Set Priorit y Queue . To configure the port s of a port trunk, type T to select Set Trunk Priority Queue . The following prompt is displayed if you are configuring a port: Set Priori ty Queue- >En ...

  • Allied Telesis AT-S79 - page 105

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 105 Note The tagged information in a frame is not chan ged as the frame traverses the switch. A tagged frame leaves a switch with the same priority level that it had when it entered. The default for this p arameter is disabled, meaning that the priority level of tagge ...

  • Allied Telesis AT-S79 - page 106

    Chapter 8: Quality of Service (QoS) 106 Section I: Using the Men us Interface ...

  • Allied Telesis AT-S79 - page 107

    Section I: Using the Me nus Interface 107 Chapter 9 Rapid Spanning T r ee Pr otocol (RSTP) This chapter describes how to configure the Ra pid Spanning Tree Protocol (RSTP) on the switch and includes t he following sections:  “RSTP Overview” on page 108  “Enabling or Disabling RSTP” on p age 1 15  “Configuring the RSTP Bridge Sett ...

  • Allied Telesis AT-S79 - page 108

    Chapter 9: Rapid Spanning Tree Pro tocol (RSTP) 108 Section I: Using the Men us Interface RSTP Overview The performance of a Ethernet network can be negatively impacted by the formation of a data loop in the network topology. A da ta loop exists when two or more nodes on a network can tran smit data to each other over more than one data path. The p ...

  • Allied Telesis AT-S79 - page 109

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 109 You can designate which switch on your network you want as the root bridge by giving it the lowest bridge p riority number. You might also consider which bridge should function as the backup root bridge in the event you need to take the primary root bridge offline ...

  • Allied Telesis AT-S79 - page 110

    Chapter 9: Rapid Spanning Tree Pro tocol (RSTP) 110 Section I: Using the Men us Interface Table 3 lists the RSTP port costs with Auto-Detect. Table 4 lists the RSTP port costs with Auto-Detect when the port is part of a port trunk. You can override Auto-Detect and set th e port cost manually. However, you must assign the same port cost to all ports ...

  • Allied Telesis AT-S79 - page 111

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 111 Table 5 lists the values. The d efault value is 0. If two paths have the same port cost and the same pr iority, then the ports with the lowest port MAC addresses beco me the root ports of their respective bridges. Hello Time and Bridge Protocol Data Units (BPDUs) ...

  • Allied Telesis AT-S79 - page 112

    Chapter 9: Rapid Spanning Tree Pro tocol (RSTP) 112 Section I: Using the Men us Interface There are two possible selections:  Point-to-point port  Edge port The default setting for the RSTP port point -to-point status is automatic. With the automatic setting, the point-to-point status is True of the port is operating in full-duplex mode. If t ...

  • Allied Telesis AT-S79 - page 113

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 113 Figure 27. Edge Port A port can be both a point-to-point and an edge port at the same t ime. Figure 28 illustrates a port functioni ng as both a point-to-point and edge port. You must manually configur e the edge port status. Figure 28. Point-to-Point and Edge Por ...

  • Allied Telesis AT-S79 - page 114

    Chapter 9: Rapid Spanning Tree Pro tocol (RSTP) 114 Section I: Using the Men us Interface compatible mode, the ports can re ceive either RSTP or STP BPDU packets. Rapid Spanning Tree and VLANs The spanning tree implementation in the AT-S79 management software is a single-instance spanning tree. The switch supports just one spanning tree. You cannot ...

  • Allied Telesis AT-S79 - page 115

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 115 Enabling or Disabling RSTP To enable or disable RSTP, perform the following procedure: 1. From the Main Menu, type B to select Basic Switch Configuration . The Basic Switch Configuration Menu is sho wn in Figure 4 on page 3 0. 2. From the Basic Switch Configuratio ...

  • Allied Telesis AT-S79 - page 116

    Chapter 9: Rapid Spanning Tree Pro tocol (RSTP) 116 Section I: Using the Men us Interface switch’s roo t port and the root bridge including the switch’ s root port cost. Time Since T opology Change The time in seconds since the last topology chan ge took place. When RSTP detects a ch ange to the LAN’ s topology or when the switch is rebooted, ...

  • Allied Telesis AT-S79 - page 117

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 117 3. Type E to select Enable/Disable Global RSTP . The following prompt is displayed: Enable or D isable Gl obal RSTP (E/D)> 4. Type E to enable RSTP or D to disable RSTP. ...

  • Allied Telesis AT-S79 - page 118

    Chapter 9: Rapid Spanning Tree Pro tocol (RSTP) 118 Section I: Using the Men us Interface Configuring the RSTP Bridge Settings To configure the RSTP bridge settings , perform the following procedure: 1. From the Main Menu, type B t o select Basic Switch Configurat ion . The Basic Switch Configuration Menu is shown in Figure 4 on page 30. 2. From th ...

  • Allied Telesis AT-S79 - page 119

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 119 The following prompt is displayed: Enter bridge ma ximum age> The bridge maximum age is the length of time aft er which stored bridge protocol dat a units (BPDUs) are deleted by the bridge. All bridges in a bridged LAN use this aging time to test the a ge of st ...

  • Allied Telesis AT-S79 - page 120

    Chapter 9: Rapid Spanning Tree Pro tocol (RSTP) 120 Section I: Using the Men us Interface Configuring STP Compatibility Choosing an RSTP protocol version allows you to determine if the switch ports will operate in RSTP-only mode or are STP-compatible. This setting applies to all of the ports; you cannot set this on a per-port ba sis. To configure t ...

  • Allied Telesis AT-S79 - page 121

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 121 Configuring RSTP Port Settings This section contains the following topics:  “Configuring the Basic RSTP Port Settings,” next  “Configuring the Advanced RSTP Port Settings” on p age 123 Configuring the Basic RSTP Port Settings To configure the basic R ...

  • Allied Telesis AT-S79 - page 122

    Chapter 9: Rapid Spanning Tree Pro tocol (RSTP) 122 Section I: Using the Men us Interface 4. Type I to select Set Port Priority . The following prompt is displayed: Select port nu mber to be chang ed> Port numbe r is in r ange fro m 1 to 9, 0 to set al l ports 5. Enter the number of the port you want to change, or type 0 (zero) to apply the sett ...

  • Allied Telesis AT-S79 - page 123

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 123 Select port number t o be chan ged> Port number is in range from 1 to 9, 0 to se t all ports This parameter enables o r disables RSTP on a specified port or a group of ports in a trunk. 11. Enter the number of the port you want to change, or type 0 (zero) to ap ...

  • Allied Telesis AT-S79 - page 124

    Chapter 9: Rapid Spanning Tree Pro tocol (RSTP) 124 Section I: Using the Men us Interface The RSTP Advanced Port Configur ation menu is shown in Figu re 31. Figure 32. RSTP Advanced Port Configuration Menu 4. Type E to select Edge Status . The following prompt is displayed: The following prompt is displayed: Select port nu mber to be chang ed> P ...

  • Allied Telesis AT-S79 - page 125

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 125 The following prompt is displayed: Select port number t o be chan ged> Port number is in range from 1 to 9, 0 to se t all ports 8. Enter the number of the port yo u want to change, or type 0 (zer o) to apply the settings to all ports on the switch. The followin ...

  • Allied Telesis AT-S79 - page 126

    Chapter 9: Rapid Spanning Tree Pro tocol (RSTP) 126 Section I: Using the Men us Interface Displaying the RSTP Topology To display the RSTP topology, perform the follo wing procedure: 1. From the Main Menu, type B t o select Basic Switch Configurat ion . The Basic Switch Configuration Menu is shown in Figure 4 on page 30. 2. From the Basic Switch Co ...

  • Allied Telesis AT-S79 - page 127

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 127 Link Whether the link on the po rt is up or down. Desig. Root The designated root bridge is the switch that is directly connected to the local switch. The MAC address of the desig nated root bridge is displayed. In the network topology , the designated bridge is l ...

  • Allied Telesis AT-S79 - page 128

    Chapter 9: Rapid Spanning Tree Pro tocol (RSTP) 128 Section I: Using the Men us Interface ...

  • Allied Telesis AT-S79 - page 129

    Section I: Using the Me nus Interface 129 Chapter 10 802.1x Port-based Network Access Contr ol This chapter contains information about an d the procedure for conf iguring 802.1x Port-based Network Access Control. It includes the following sections:  “802.1x Port-based Network Access Control Overview” on page 130  “Configuring 802.1x Por ...

  • Allied Telesis AT-S79 - page 130

    Chapter 10: 802.1x Port-based Network Acces s Control 130 Section I: Using the Men us Interface 802.1x Port-based Network Access Control Overview 802.1x Port-based Network Access Control (IEEE 802.1x) is used to control who can send traffic through and receive traffic from a switch port. With this feature, the switch will not allow an end node to s ...

  • Allied Telesis AT-S79 - page 131

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 131 Authentication Process Below is a brief overvie w of the authentication p rocess that occurs between a supplicant, authenticator, and authentication server. For furth er details, refer to the IEEE 802.1x sta ndard.  Either the authenticator (that is, a switch p ...

  • Allied Telesis AT-S79 - page 132

    Chapter 10: 802.1x Port-based Network Acces s Control 132 Section I: Using the Men us Interface  Force-unauthorized - Places the port in the unauthorized st ate, ignoring all attempt s by the client to authenticate. This port control setting blocks all users from accessing the netwo rk through the port and is similar to disabling a port and can ...

  • Allied Telesis AT-S79 - page 133

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 133 As mentioned earlier, the switch itself does not a uthenticate the user names and passwords from the clients. Tha t is the responsibility of the authentication server, which con tains the RADIUS server software. Instead, a switch acts as an intermediary for the au ...

  • Allied Telesis AT-S79 - page 134

    Chapter 10: 802.1x Port-based Network Acces s Control 134 Section I: Using the Men us Interface  Allied T elesyn does not support c onne cting more than one supplicant to an authenticator port on the switch. The switch allows only one supplicant to log on per port. Note Connecting multiple supplicants to a switch port set to the Auto setting doe ...

  • Allied Telesis AT-S79 - page 135

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 135  Ports used t o interconnect switches shou ld be set to the port control setting of Force-authorized. This is illu strated in Figure 35. Figure 35. Port-based Authentication Across Multiple Switches Switch A Switch B Port 6: 802.1x Port Control Setting: Force-a ...

  • Allied Telesis AT-S79 - page 136

    Chapter 10: 802.1x Port-based Network Acces s Control 136 Section I: Using the Men us Interface Configuring 802.1x Port-bas ed Network Access Control To configure 802.1x port-based ne twork access control, perform th e following procedure: 1. From the Main Menu, type A t o select Advanced Switch Configuration . The Advanced Switch Configuration Men ...

  • Allied Telesis AT-S79 - page 137

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 137 3. Type P to select Port No . The following prompt is displayed: Enter port numb er> 4. Enter the number of the port on t he switch you want to configure. You can configure only one port at a time. The Port Based Access Control Configuration Me nu is updated wi ...

  • Allied Telesis AT-S79 - page 138

    Chapter 10: 802.1x Port-based Network Acces s Control 138 Section I: Using the Men us Interface Supplicant T imeout . Sets the switch-to-clien t retransmission time for the EAP-request frame. The default value fo r this p arameter is 30 seconds. The range is 1 to 600 seconds. Server T imeout . Sets the t imer used by the switch to determine authent ...

  • Allied Telesis AT-S79 - page 139

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 139 b. Typing Y returns the port to the unauthenticat ed state and the re- authentication period to zero. The u ser must enter a valid username and password to continue to use the switch po rt. Typing N cancels the reauthentication. 8. Type Q to select Quit to previou ...

  • Allied Telesis AT-S79 - page 140

    Chapter 10: 802.1x Port-based Network Acces s Control 140 Section I: Using the Men us Interface ...

  • Allied Telesis AT-S79 - page 141

    Section I: Using the Me nus Interface 141 Chapter 11 RADIUS Authentication Pr otocol This chapter describes how to configur e the RADI US client software on the switch. You can use the RADIUS client wit h 802.1x port-based netwo rk access control to control who can forward packets through the switch. Sections in the chapter include:  “RADIUS O ...

  • Allied Telesis AT-S79 - page 142

    Chapter 11: RADIUS Authent ication Protocol 142 Section I: Using the Men us Interface RADIUS Overview RADIUS (Remote Authentication Dial In User Services) is a n authentication protocol for enhancing the security of your network. The protocol transfers the task of authent icating network access from a network device to an authentication p rotocol s ...

  • Allied Telesis AT-S79 - page 143

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 143 Configuring the RADIUS Client To configure the RADIUS client, pe rform the following procedure: 1. From the Main Menu, type B to select Basic Switch Configuration . The Basic Switch Configuration Menu is sho wn in Figure 4 on page 3 0. 2. From the Basic Switch Con ...

  • Allied Telesis AT-S79 - page 144

    Chapter 11: RADIUS Authent ication Protocol 144 Section I: Using the Men us Interface 7. Enter the encryption key of the RADIUS server. 8. Type R to select Set Response Time . The following prompt is displayed: Enter resp onse time > 9. Enter the amount of time in seconds the switch should wait for a response from the RADIUS serve r. The range i ...

  • Allied Telesis AT-S79 - page 145

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 145 Displaying the RADIUS Client Settings To display the RADIUS client status and settings, perform the following procedure: 1. From the Main Menu, type B to select Basic Switch Configuration . The Basic Switch Configuration Menu is sho wn in Figure 4 on page 3 0. 2. ...

  • Allied Telesis AT-S79 - page 146

    Chapter 11: RADIUS Authent ication Protocol 146 Section I: Using the Men us Interface ...

  • Allied Telesis AT-S79 - page 147

    Section I: Using the Me nus Interface 147 Chapter 12 Br oadcast S torm Contr ol This chapter describes how to co nfigure the broadcast storm control feature on the switch and includes the following sections:  “Broadcast S torm Control Overview” on p age 148  “Configuring Broadcast S torm Control” on page 149 ...

  • Allied Telesis AT-S79 - page 148

    Chapter 12: Broadcas t Storm Control 148 Section I: Using the Men us Interface Broadcast Storm Control Overview The broadcast storm control feature limits the n umber of broadcast frames forwarded by the switch. The f eat ure can help improve network performance in situations where broadcast frames are consuming a significant portion of networ k ba ...

  • Allied Telesis AT-S79 - page 149

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 149 Configuring Broadcast Storm Control To configure the broadcast storm control feat ure, perform the following procedure: 1. From the Main Menu, type B to select Basic Switch Configuration . The Basic Switch Configuration Menu is sho wn in Figure 4 on page 3 0. 2. F ...

  • Allied Telesis AT-S79 - page 150

    Chapter 12: Broadcas t Storm Control 150 Section I: Using the Men us Interface  L for Low (100 broadca st packet s per second) 7. Type Q to quit to the previous menu and save your changes. ...

  • Allied Telesis AT-S79 - page 151

    Section I: Using the Me nus Interface 151 Chapter 13 Management Softwar e Updates The procedure in this chapter explains how to downlo ad a new version of the AT-S79 management software onto the swit ch. The procedure is:  “Downloading a New Management Sof tware Image Using TFTP” on page 152 Note For information on how to obtain n ew release ...

  • Allied Telesis AT-S79 - page 152

    Chapter 13: Manage ment Software Updat es 152 Section I: Using the Men us Interface Downloading a New Management Software Image Using TFTP Before downloading a new version of the AT-S79 manage ment software onto the switch, note the following:  Both models of the A T-GS950 series use the same A T-S79 management software image.  The current co ...

  • Allied Telesis AT-S79 - page 153

    AT-S79 Management Software Use r’s Guide Section I: Using the M enus Inte rface 153 The Softwar e Upgrade Menu is shown in Figure 39. Figure 39. Software Upgrade Menu (1 of 2) 3. Type T to select TFTP Upgrade . The Softwar e Upgrade Menu (2 of 2) is shown in Figure 4 0. Figure 40. Software Upgrade Menu (2 of 2) AT-GS950/1 6 Local M anagement Syst ...

  • Allied Telesis AT-S79 - page 154

    Chapter 13: Manage ment Software Updat es 154 Section I: Using the Men us Interface 4. Type S to select Set TFTP Server IP Addres s . The following prompt is displayed: Enter IP addr ess of TFTP ser ver: 5. Type the IP address of the TFTP server and p ress Enter. 6. Type F to select Set Image File Na me . The following prompt is displayed: Enter fi ...

  • Allied Telesis AT-S79 - page 155

    Section II: Using t he Web Browser Interf ace 155 Section II Using the W eb Br owser Interface The chapters in this section p rovide information and pro cedures for using the web browser interface in th e AT-S79 management softwa re. The chapters include:  Chapter 14, “S tarting a Web Browse r Management Session” on p age 157  Chapter 15, ...

  • Allied Telesis AT-S79 - page 156

    156 Section II: Using the We b Browser Interface ...

  • Allied Telesis AT-S79 - page 157

    Section II: Using t he Web Browser Interf ace 157 Chapter 14 S tarting a W eb Br owser Management Session This chapter contains the procedures for starting, using, and quitting a web browser management session on the AT-GS950/16 a nd AT-GS950/24 Smart Switches. Sections in the chapter includ e:  “Establishing a Remote Con nection to Use the W ...

  • Allied Telesis AT-S79 - page 158

    Chapter 14: Starting a Web Browser Manageme nt Session 158 Section II: Using the We b Browser Interface Establishing a Remote Connection to Use the Web Browse r Interface In order for you to manage an AT-GS950/16 or AT-GS950/24 Smart Switch using the web browser inte rface, the switch must have an IP address and subnet mask. To manually assig n an ...

  • Allied Telesis AT-S79 - page 159

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 159 The A T-S79 management sof tware displays the login dialog box, shown in Figure 42. Figure 42. AT-S79 Login Dialog Box 3. Enter the A T-S79 management login user name and password. Th e default user name and pa ssword are both “manager”. The login name an ...

  • Allied Telesis AT-S79 - page 160

    Chapter 14: Starting a Web Browser Manageme nt Session 160 Section II: Using the We b Browser Interface The main menu is on the top of the home page. It consists of the following selections:  General Info.  Basic Config.  Advanced Config.  T ools  St a t i s t i c s A web browser management session remains active even if you link to ...

  • Allied Telesis AT-S79 - page 161

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 161 Web Browser Tools You can use the web browser tools to move aro und the management pages. Selecting Back on your browser’s toolbar returns you to the previous display. You ca n also use the browser’s bookmark feature to save the link to the switch. ...

  • Allied Telesis AT-S79 - page 162

    Chapter 14: Starting a Web Browser Manageme nt Session 162 Section II: Using the We b Browser Interface Quitting a Web Browser Management Session To exit a web browser management session, clo se the web browser. ...

  • Allied Telesis AT-S79 - page 163

    Section II: Using t he Web Browser Interf ace 163 Chapter 15 Basic Switch Parameters This chapter contains the following sections:  “Configuring an IP Address, Subnet Mask and Gateway Address” on page 164  “Enabling and Disabling the DHCP Client” on p age 166  “Configuring System Administ ration Information” on p age 167  ? ...

  • Allied Telesis AT-S79 - page 164

    Chapter 15: Basic Switc h Parameters 164 Section II: Using the We b Browser Interface Configuring an IP Address, S ubnet Mask and Gateway Address This procedure explains how to c hange the IP add ress, subnet mask, and gateway address to the switch. Before performing the procedure, note the following:  An IP address and subnet mask are not requi ...

  • Allied Telesis AT-S79 - page 165

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 165 System IP Address Enter the IP address for the switch. System Subnet Mask Enter the subnet mask for the switch. System Default Gateway Enter the default gateway’ s IP address. DHCP Mode For information about setting this parameter , refer to “Enabling and ...

  • Allied Telesis AT-S79 - page 166

    Chapter 15: Basic Switc h Parameters 166 Section II: Using the We b Browser Interface Enabling and Disabling the DHCP Client This procedure explains how to activate and deactivate the DHCP client on the switch. When the client is activated, the switch o btains its IP configuration, such as its IP address and subnet mask, from a DHCP server on your ...

  • Allied Telesis AT-S79 - page 167

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 167 Configuring System Administration Information This section explains how to assign a name to the switch, as well as the location of the switch and th e name of the switch’s admin istrator. Entering this information is optional. To set a switch’s administra ...

  • Allied Telesis AT-S79 - page 168

    Chapter 15: Basic Switc h Parameters 168 Section II: Using the We b Browser Interface System Cont act S pecifies the name of the network ad ministrator responsible for managing the switch. This cont act name is optional and may cont ain up to 50 characters. 3. Click Apply . ...

  • Allied Telesis AT-S79 - page 169

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 169 Setting the User Interface Configuration This procedure explains how to adjus t the user interface and security features on the switch. With this procedure yo u can:  Change the console timer , used to automatically end inactive local management sessions. ...

  • Allied Telesis AT-S79 - page 170

    Chapter 15: Basic Switc h Parameters 170 Section II: Using the We b Browser Interface 2. To configure the console idle time out parameter, do the following: a. Click the Console UI Time Out field and enter a new value. The range is 0 to 60 minutes. The default is 5 minutes. A timeout value to 0 causes the console connection to never times out. The ...

  • Allied Telesis AT-S79 - page 171

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 171 c. Click the New Password field and enter a new login password or, if you do not want to chang e the password, enter the current password. The password can be fr om 0 to 12 characters. Allied Telesyn recommends not using spec ial chara cters, such as spaces a ...

  • Allied Telesis AT-S79 - page 172

    Chapter 15: Basic Switc h Parameters 172 Section II: Using the We b Browser Interface Viewing System Information To view general information about the switch, perform the following procedure: 1. From General Info. menu, sele ct Switch Information . The Switch Information page is shown in Figure 47. Figure 47. Switch Information Pag e The Switch Inf ...

  • Allied Telesis AT-S79 - page 173

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 173 Hardware Information Section: Reversion The hardware version number . DRAM Size The size of the DRAM, in megabytes. Flash Size The size of the flash memory , in megabytes. Fixed Baud Rate The baud rate of the console po rt. Administration Information Section: ...

  • Allied Telesis AT-S79 - page 174

    Chapter 15: Basic Switc h Parameters 174 Section II: Using the We b Browser Interface DHCP Mode The status of the DHCP client on the switch. For information about setting this para meter , refer to “Enabling and Disabling the DHCP Client” on page 166. ...

  • Allied Telesis AT-S79 - page 175

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 175 Rebooting a Switch This procedure reboots the switch and reloads the AT-S79 management software from flash memory. You might reboot the device if you believe it is experiencing a problem. Rebooting the de vice does not change any of the device’s parameter s ...

  • Allied Telesis AT-S79 - page 176

    Chapter 15: Basic Switc h Parameters 176 Section II: Using the We b Browser Interface Pinging a Remote System This procedure instructs the switch to ping a node on your network. This procedure is useful in determining whether an active link e xists between the switch and another network device. Not e the following before performing the procedure: ? ...

  • Allied Telesis AT-S79 - page 177

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 177 4. To view the ping results, click Show Ping Results . A sample Ping T est Results page is shown in Fig ure 50. Figure 50. Ping Test Results Page 5. Click Back to Ping Test to return to the Ping Test Configuration page. ...

  • Allied Telesis AT-S79 - page 178

    Chapter 15: Basic Switc h Parameters 178 Section II: Using the We b Browser Interface Returning the AT-S79 Management Software to the Factory Default Values This procedure returns all AT-S79 management software parameters to their default values and deletes all ta gged and port-based VLANs on the switch. The AT-S79 management software default value ...

  • Allied Telesis AT-S79 - page 179

    Section II: Using t he Web Browser Interf ace 179 Chapter 16 Port Configuration The sections in this chapter e xplain the two methods to viewing and changing the parameter settings of the individual ports on the switch. The first method shows how to use the Port Configuration page to vie w and configure multiple ports at one time . The second is ty ...

  • Allied Telesis AT-S79 - page 180

    Chapter 16: Port Configu ration 180 Section II: Using the We b Browser Interface Viewing and Configuring Ports Us ing the Port Configuration Page This procedure explains how to configure the po rts on the switch using the Port Configuration page. This page al lows you to view and configure the parameter settings of all the switch ports at one time. ...

  • Allied Telesis AT-S79 - page 181

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 181 T ype The port type. The port type is 1000TX for 10/100/1 000Base-T twisted pair port s and 1000BaseF for an optional SFP fiber port . Link S t atus The status of th e link between the port and the end n ode connected to the port. The possible values are: Up ...

  • Allied Telesis AT-S79 - page 182

    Chapter 16: Port Configu ration 182 Section II: Using the We b Browser Interface prevent a duplex mode mismatch. A switch po rt using Auto- Negotiation defaults to half-duplex if it detects tha t the end node is not using Auto-Negotiation. This can result in a mismatch if the end node is operating at a fixed duplex mode of full-du plex. To avoid th ...

  • Allied Telesis AT-S79 - page 183

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 183 Viewing and Configuring Ports Usin g the Configuration of Port Page The procedure in this section is used to view or configure the parameter settings of a port on the switch. To view and co nfigure the parameter settings for more than one port at a time, refe ...

  • Allied Telesis AT-S79 - page 184

    Chapter 16: Port Configu ration 184 Section II: Using the We b Browser Interface Port T ype The port type. The port type is 1000TX for 10/ 100/1000Base-T twisted pair port s and 1000BaseF for an optional SFP fiber optic port. T runk ID The trunk group number . A number in this column indicates tha t the port is a member of a port trunk. For informa ...

  • Allied Telesis AT-S79 - page 185

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 185 When selecting a setting, n ote the following:  When a twisted pair port is set to Auto-Nego tiation, the default setting, the end node should also be using Auto-Negotiation to prevent a duplex mode mismatch. A switch port u sing Auto- Negotiation defaults ...

  • Allied Telesis AT-S79 - page 186

    Chapter 16: Port Configu ration 186 Section II: Using the We b Browser Interface Displaying Port Statistics To display port statistics, perform th e following procedure: 1. Select Statistics . The S tatistics p age opens as shown in Figure 53. Figure 53. Statistics Page 2. To view statistics for a port, select a port from the Select Port pull- down ...

  • Allied Telesis AT-S79 - page 187

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 187 Good Broadcast Number of valid broadcast packet s received on the port. Good Multicast Number of valid multicast packet s received on the port. CRC/Align Errors Number of packet s with a cyclic redundancy check (CRC) error but with the proper length (64-1518 ...

  • Allied Telesis AT-S79 - page 188

    Chapter 16: Port Configu ration 188 Section II: Using the We b Browser Interface ...

  • Allied Telesis AT-S79 - page 189

    Section II: Using t he Web Browser Interf ace 189 Chapter 17 Port T runking This chapter contains the following pro cedures for working with port trunking:  “Creating a Port T runk” on page 190  “Modifying a Port T runk” on page 192  “Enabling and Disabling a Port T runk” on pag e 193 Note For background information, refer to ? ...

  • Allied Telesis AT-S79 - page 190

    Chapter 17: Port Trunki ng 190 Section II: Using the We b Browser Interface Creating a Port Trunk This procedure explains how to create a port trunk. Note Do not connect the cables of a port trunk to the ports on the switch until after you have configured the po rts on both the switch and the end node. Connecting the cables prior to configuring the ...

  • Allied Telesis AT-S79 - page 191

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 191 2. In any one of the unused T runk ID rows, click the dia log boxes of the ports that will make up the port trunk. A che ck in a box indicates the port is a member of the trunk. No check means the port is not a member. A port trunk can contain up to eight por ...

  • Allied Telesis AT-S79 - page 192

    Chapter 17: Port Trunki ng 192 Section II: Using the We b Browser Interface Modifying a Port Trunk This procedure adds and removes ports from a port trunk. Note You should disconnect th e cables from the ports of the tru nk on the switch before modifying it. Adding or removing ports from a trunk without first disconnecting the cables can create loo ...

  • Allied Telesis AT-S79 - page 193

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 193 Enabling and Disabling a Port Trunk This procedure enables and disables a port trunk. Note the following before performing this procedure:  Do not enable a port trunk unt il after you have configured the tru nk on both switches.  Do not connect the cabl ...

  • Allied Telesis AT-S79 - page 194

    Chapter 17: Port Trunki ng 194 Section II: Using the We b Browser Interface ...

  • Allied Telesis AT-S79 - page 195

    Section II: Using t he Web Browser Interf ace 195 Chapter 18 Port Mirr oring This chapter contains the procedure for setting up port mirroring. Port mirroring allows you to unobtrusively monitor the ingress and egress tra ffic on a port by having th e traffic copied to a nother port. This chapter contain s the following sections:  “Configuring ...

  • Allied Telesis AT-S79 - page 196

    Chapter 18: Port Mirroring 196 Section II: Using the We b Browser Interface Configuring Port Mirroring To set up port mirroring, perform the following procedure: 1. From the Advanced Config menu, select Port Mirroring . The Port Mirroring pag e is shown in Figure 55. Figure 55. Port Mirroring Page 2. In the Mirroring Port section, click Port and fr ...

  • Allied Telesis AT-S79 - page 197

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 197 Disabling Port Mirroring To disable port mirroring, perform the following procedure: 1. From the Advanced Config menu, select Port Mirroring . The Port Mirroring p age is shown in Figure 55 on p age 196. 2. From the Mirroring Status list, select Disable and c ...

  • Allied Telesis AT-S79 - page 198

    Chapter 18: Port Mirroring 198 Section II: Using the We b Browser Interface ...

  • Allied Telesis AT-S79 - page 199

    Section II: Using t he Web Browser Interf ace 199 Chapter 19 V irtual LANs This chapter contains the procedures for creating, modifying, and deleting port-based and tagged Virtual Local Area Networks (VLANs) from a web browser management session. This chapter conta ins the following sections:  “Creating a VLAN” on p age 200  “Configurin ...

  • Allied Telesis AT-S79 - page 200

    Chapter 19: Virtual LANs 200 Section II: Using the We b Browser Interface Creating a VLAN This section contains the procedure fo r creating a new port-based or tagged VLAN. This procedure assigns the VLAN a name, a VID number, and the untagged and tagged membe r ports. After performing this procedure, the PVID values of the untagged ports of the VL ...

  • Allied Telesis AT-S79 - page 201

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 201 If the VLAN will be unique in you netwo rk, then the name should b e unique as well. If the VLAN will be part o f a larger VLAN that sp ans multiple switches, then the name for the VLAN should be the same on each switch where nodes of the VLAN are connecte d. ...

  • Allied Telesis AT-S79 - page 202

    Chapter 19: Virtual LANs 202 Section II: Using the We b Browser Interface Configuring the PVID of Untagged Ports This procedure adjusts a port’s VID val ue. The PVID value de termines the VLAN in which the port is an untagged membe r. A port is an untagged member of the VLAN whose VID value matches its PVID. A port can be an untagged member of on ...

  • Allied Telesis AT-S79 - page 203

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 203 2. Click the PVID field of the port whose value yo u want to change and enter the new PVID value for the port. The PVID must be equal to the VID of the VLAN where you want the port to be a n untagged member. For example, to make Port 10 an unt agged member of ...

  • Allied Telesis AT-S79 - page 204

    Chapter 19: Virtual LANs 204 Section II: Using the We b Browser Interface Displaying the VLANs To display the VLANs, perform the following procedure: 1. From the Advanced Config menu, select VLAN Config and then VLAN Port Config . The VLAN Information page is shown in Figure 59 on p age 205 and provides the following columns of information: VLAN ID ...

  • Allied Telesis AT-S79 - page 205

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 205 Modifying a VLAN This procedure allows you to per form the following functions:  Change the name of a VLAN.  Add or remove t agged ports from a VLAN. Before performing this procedure, note the followin g:  Y ou cannot change the VID of an existing VL ...

  • Allied Telesis AT-S79 - page 206

    Chapter 19: Virtual LANs 206 Section II: Using the We b Browser Interface The Modify VLAN page is shown in Figu re 60. Figure 60. Modify VLAN Page 3. To change the VLAN’s name, click the VLAN Name f ield and enter the new name. The name can contain up to 32 characters including sp aces but not including special characters such as asterisks (*) or ...

  • Allied Telesis AT-S79 - page 207

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 207 Deleting a VLAN To delete a VLAN, perform the following procedure: 1. From the Advanced Config menu, select VLAN Info . The VLAN Information p age is shown in Figure 59 on page 205. 2. In the VLAN Action column, click Delete next to the VLAN you want to delet ...

  • Allied Telesis AT-S79 - page 208

    Chapter 19: Virtual LANs 208 Section II: Using the We b Browser Interface ...

  • Allied Telesis AT-S79 - page 209

    Section II: Using t he Web Browser Interf ace 209 Chapter 20 Quality of Service (QoS) This chapter contains the procedure for configuring Quality of Service (QoS). This chapter includes the following procedures:  “Mapping CoS Priorities to Egress Queues” on p age 210  “Configuring CoS” on pag e 212 Note For background information, ref ...

  • Allied Telesis AT-S79 - page 210

    Chapter 20: Quali ty of Service (QoS) 210 Section II: Using the We b Browser Interface Mapping CoS Priorities to Egress Queues This procedure explains how to change the defau lt mappings of CoS priorities to egress priority queues, as sh own in Table 2 on page 97. This is set at the switch level. You can not set this at the per-port level. This pro ...

  • Allied Telesis AT-S79 - page 211

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 211 Note The switch does not alter the original priority level in tagged frames. Frames leave the switch with the same priority level they had wh en they entered the switch. ...

  • Allied Telesis AT-S79 - page 212

    Chapter 20: Quali ty of Service (QoS) 212 Section II: Using the We b Browser Interface Configuring CoS As explained in “QoS Ov erview” on page 96, a packet received on a port is placed it into one of four priority queues on the egress por t according to the switch’s mapping of 802.1p priority levels to egress priority queues. The default mapp ...

  • Allied Telesis AT-S79 - page 213

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 213 The columns in the menu disp lay the following information: Port Displays the port number . T runk Displays the trunk number if the port is a member of a trunk. QoS Priority Displays the number of the queue where unt agged packet s received on the port are st ...

  • Allied Telesis AT-S79 - page 214

    Chapter 20: Quali ty of Service (QoS) 214 Section II: Using the We b Browser Interface ...

  • Allied Telesis AT-S79 - page 215

    Section II: Web Browser Interface 215 Chapter 21 Rapid Spanning T r ee Pr otocol (RSTP) This chapter contains the following pro cedures for working with the Remote Spanning Tree Protocol (RSTP):  “Basic RSTP Configuration” on p age 216  “Configuring RSTP Port Settings” on p age 219  “Viewing the RSTP T opology” on page 222 Note ...

  • Allied Telesis AT-S79 - page 216

    Chapter 21: Rapid Spanning Tree Protocol (RSTP) 216 Section II: Web Browser Interf ace Basic RSTP Configuration To configure the RSTP settings, p erform the following procedure: 1. From the Basic Config menu, select Rapid Spanning Tree and then RSTP Config . The Rapid S panning T ree Configurat ion page is shown in Figure 63. Figure 63. Rapid Spann ...

  • Allied Telesis AT-S79 - page 217

    AT-S80 Management Software Use r’s Guide Section II: Web Browser Interface 217 switch’s root port and the root bridge includ ing the switch’ s root port cost. Time Since T opology Change The time in seconds since the la st topology change took place. Whe n RSTP detects a change to th e LAN’s topology or when the switch is rebooted, this pa ...

  • Allied Telesis AT-S79 - page 218

    Chapter 21: Rapid Spanning Tree Protocol (RSTP) 218 Section II: Web Browser Interf ace Bridge Forward Delay This is the time interval between generating and sending configu ration messages by the bridge. ...

  • Allied Telesis AT-S79 - page 219

    AT-S80 Management Software Use r’s Guide Section II: Web Browser Interface 219 Configuring RSTP Port Settings This section contains the following topics:  “Configuring the Basic RSTP Port Settings,” next  “Configuring the Advanced RSTP Port Settings” on p age 220 Configuring the Basic RSTP Port Settings To configure the basic RSTP p ...

  • Allied Telesis AT-S79 - page 220

    Chapter 21: Rapid Spanning Tree Protocol (RSTP) 220 Section II: Web Browser Interf ace Path cost is described in “Path Cost s and Port Costs” on p age 109. 5. Click Apply . 6. To configure all of the ports to the sa me settings, in the All row, configure one, two, or all of the following settings: STP Status, Priority, and Path Cost. Click Appl ...

  • Allied Telesis AT-S79 - page 221

    AT-S80 Management Software Use r’s Guide Section II: Web Browser Interface 221 3. In the Admin/OperPtoP column for the port you wa nt to configure, choose a setting based on the information in Table 7. 4. In the Migration column for the port you wa nt to configure, click Restart to reset the port. 5. Click Apply . 6. To configure all of the ports ...

  • Allied Telesis AT-S79 - page 222

    Chapter 21: Rapid Spanning Tree Protocol (RSTP) 222 Section II: Web Browser Interf ace Viewing the RSTP Topology To view the current RSTP topology, perform the fo llowing procedure: 1. From the Basic Config menu, select Rapid Spanning Tree and then RSTP Topology . The Designated T opology Information page is sho wn in Figure 66. Figure 66. Designat ...

  • Allied Telesis AT-S79 - page 223

    AT-S80 Management Software Use r’s Guide Section II: Web Browser Interface 223 Designated Port The root bridge to which the root port of the switch is actively connected. ...

  • Allied Telesis AT-S79 - page 224

    Chapter 21: Rapid Spanning Tree Protocol (RSTP) 224 Section II: Web Browser Interf ace ...

  • Allied Telesis AT-S79 - page 225

    Section II: Using t he Web Browser Interf ace 225 Chapter 22 802.1x Port-based Network Access Contr ol This chapter contains the procedure for configuring 802.1x port-based network access control:  “Configuring 802.1x Port-based Network Access Con trol” on page 22 6 Note For background information, refer to “8 02.1x Port-based Network Acce ...

  • Allied Telesis AT-S79 - page 226

    Chapter 22: 802.1x Port-based Network Acces s Control 226 Section II: Using the We b Browser Interface Configuring 802.1x Port-bas ed Network Access Control To configure 802.1x port-based ne twork access control, perform th e following procedure: 1. From the Advanced Config menu, select 802.1x . The 802.1x Configuration p age is shown in Figure 67. ...

  • Allied Telesis AT-S79 - page 227

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 227 3. Configure the following parameters as needed. The p arameters are defined here: NAS ID . This parameter assigns an 8 02.1x iden tifier to the switch that applies to all port s. The NAS ID can be up to sixteen chara cters. V alid characters are 0 to 9, a to ...

  • Allied Telesis AT-S79 - page 228

    Chapter 22: 802.1x Port-based Network Acces s Control 228 Section II: Using the We b Browser Interface timeout conditions. The de fault value for this p arameter is 10 seconds. The range is 1 to 60 seconds. Maximum Request . Sets the maximum number of times that the switch retransmit s an EAP Request packet to th e client befor e it times out the a ...

  • Allied Telesis AT-S79 - page 229

    Section II: Using t he Web Browser Interf ace 229 Chapter 23 RADIUS Authentication Pr otocol This chapter explains how t o configure the RADIUS client on the switch. You can use the RADIUS client with 802.1x port-ba sed network access control to control who can forward pa ckets through the switch. The ch apter contains the following section:  ? ...

  • Allied Telesis AT-S79 - page 230

    Chapter 23: RADIUS Authent ication Protocol 230 Section II: Using the We b Browser Interface Configuring the RADIUS Client To configure the RADIUS client, perform the f ollowing procedure: 1. From the Basic Config menu, select RADIUS Config . The RADIUS Server Configuration Menu is shown in Figure 68. Figure 68. RADIUS Configuration Men u 2. To ent ...

  • Allied Telesis AT-S79 - page 231

    Section II: Using t he Web Browser Interf ace 231 Chapter 24 Br oadcast S torm Contr ol This chapter contains the procedure for configuring the broadcast storm control feature on the switch. The procedure is:  “Configuring Broadcast S torm Control” on page 232 Note For background information, refer to “Broa dcast Storm Control Overview” ...

  • Allied Telesis AT-S79 - page 232

    Chapter 24: Broadcas t Storm Control 232 Section II: Using the We b Browser Interface Configuring Broadcast Storm Control To configure the broadcast storm co ntrol feature, perform the follo wing procedure: 1. From the Basic menu, select Storm Control . The Broadcast S torm Control page is shown in Figure 69. Figure 69. Broadcast Storm Control Page ...

  • Allied Telesis AT-S79 - page 233

    Section II: Using t he Web Browser Interf ace 233 Chapter 25 Management Softwar e Updates The procedure in this chapter explains how to downlo ad a new version of the AT-S79 management software update onto the switch. The p rocedure is:  “Downloading a New Management Sof tware Image Using TFTP” on page 234 Note For information on how to obta ...

  • Allied Telesis AT-S79 - page 234

    Chapter 25: Manage ment Software Updat es 234 Section II: Using the We b Browser Interface Downloading a New Management Software Image Using TFTP Before downloading a new version of the AT-S79 manage ment software onto the switch, note the following:  Both models of the A T-GS950 Series use the same A T-S79 software image.  The current config ...

  • Allied Telesis AT-S79 - page 235

    AT-S79 Management Software Use r’s Guide Section II: Using the Web Browser Interface 235 The Image Upgrade p age is shown in Figure 70. Figure 70. IP Configuration Page The Image/V ersion Date shows the current version and date of software inst alled on the switch. 2. Change the following parame ters as necessary: Download Server IP The IP addres ...

  • Allied Telesis AT-S79 - page 236

    Chapter 25: Manage ment Software Updat es 236 Section II: Using the We b Browser Interface ...

  • Allied Telesis AT-S79 - page 237

    237 Appendix A A T-S79 Softwar e Default Settings Table 8 lists the factory default set tings for the management software. T able 8. A T-S79 Default Settings Parameter Default Setting IP Configuration IP Address 0.0.0.0 Subnet Mask 0.0.0.0 Default Gateway Address 0.0.0.0 DHCP Client Disabled System Administration System Name (blank) System Location ...

  • Allied Telesis AT-S79 - page 238

    Appendix A: AT-S79 Software Defau lt Settings 238 Flow Control (Full-duplex Mode) Enabled Back pressure (Half-duplex Mode) Enabled (not adjust able) Port Mirroring S tatus Disabled VLAN Name Default VLAN VID 1 Ports All Ports (Unt agged) Quality of Service S tatus Disabled Mappings of IEEE 802.1p Priority Levels to Egress Port Priority Queues See T ...

  • Allied Telesis AT-S79 - page 239

    AT-S79 Management Software Use r’s Guide 239 Response T ime 10 seconds Maximum Retransmissions 3 Broadcast S torm Control S tatus Disabled Threshold Low Upgrade Configuration TFTP Server IP Address 0.0.0.0 Image Filename (blank) Retry Count 5 T able 8. A T-S79 Default Settings (Continued) Parameter Default Setting ...

  • Allied Telesis AT-S79 - page 240

    Appendix A: AT-S79 Software Defau lt Settings 240 ...

  • Allied Telesis AT-S79 - page 241

    241 Index Numerics 802.1x Port-based Network Access Control authentication process 131 authenticator port, described 130 configuring 136 , 225 described 130 guidelines 133 supplicant, described 130 A AT-S79 management software features 16 resetting to factory defaults 47 , 178 upgrading 152 , 234 authentication protocol 142 authentication server 13 ...

  • Allied Telesis AT-S79 - page 242

    Index 242 guidelines 58 modifying 62 , 192 port VLAN identifier (PVID) configuring 87 , 202 described 75 port-based VLAN described 74 drawbacks 76 examples 77 , 78 guidelines 75 PVID. See Port VLAN identifier (PVID) Q Quality of Service (QoS) configuring 99 , 209 R RADIUS configuring 143 , 230 displaying setti ngs 145 guidelines 142 overview 142 Ra ...

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