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Moxa Technologies PT-7728 - page 1
Moxa PowerT rans Switch PT -7728 User ’ s Manual www .moxa.com/product First Edition, February 2008 Moxa Inc. Tel: +886-2-8919-1230 Fax: +886-2-8919-1231 Web: www.moxa.com Moxa Technical Support Worldwide: support@ moxa.com The Americas support@ usa.moxa.com ...
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Moxa Technologies PT-7728 - page 2
Moxa PowerTrans Switch PT-7728 User’s Manual The software d escribed in t his manual is furnished under a license a greement and m ay be use d only in accordance with the term s of that agreement. Copyright Notice Copyright © 2008 Moxa Inc. All rights reserved. Reproducti on without permission is pr ohibite d. Trademarks Moxa is a regi stered tr ...
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Moxa Technologies PT-7728 - page 3
Table of Contents Chapter 1 Introduction ............................................................................................... 1-1 Overview .............................................................................................................................. 1-2 Package Ch ecklis t ................................................. ...
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Moxa Technologies PT-7728 - page 4
Configuring Bandwi dth Managem ent ..................................................................... 3-51 Broadcast Storm Protection ..................................................................................... 3- 51 Traffic Rate Li miting Se ttings................................................................................. 3-51 Us ...
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Moxa Technologies PT-7728 - page 5
1 1 Chapter 1 Introduction Welcome to t he PowerTra ns PT-7728, a managed re dundant Gi gabit Ethe rnet switc h designed especially for connecting Ethernet-enabled devices for industrial field ap plications. The following topics are covered in this chapter: Overview Package Checklist Software Fe atures ...
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Moxa Technologies PT-7728 - page 6
PT-7728 User’s Manual Introduction 1-2 Overview The PowerTrans PT- 7728 is certifie d for use in power s ubstation aut omation syst ems (IEC 61850-3, IEEE 1613) , traffic control system s (NEMA TS 2), and railway applications (EN50121-4) . It can be use d for Gi gabit or F ast Ethernet backbones an d support s redunda nt ring topologies. It also ...
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Moxa Technologies PT-7728 - page 7
2 2 Chapter 2 Getting Started This chapter exp lains how the initial installation process for the PT-7728. There are three ways to access PT-7728's configuration setti ngs: the serial console, Telnet console, and web console. If you do not know the PT- 7728's IP address, you can open the serial console by connecting the PT-7728 to a PC’ ...
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Moxa Technologies PT-7728 - page 8
PT-7728 User’s Manual Getting Started 2-2 Serial Console Configuration (115200, None, 8, 1, VT100) NOTE y You cannot connect to the serial and Telnet console at the sam e time. y You can connect to the web conso le and another console (serial or Telnet) at th e same time. However, it is strongly recommended that you do NOT do so. Following this a ...
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Moxa Technologies PT-7728 - page 9
PT-7728 User’s Manual Getting Started 2-3 3. The Property window should open. On th e Commu nicat ion Pa ramete r tab for Ports , select the COM port that is being used for the console connection. Set the other fields as follows: 115200 fo r Baud Rate , 8 for Data Bits , None for Parity , and 1 for Stop Bit s . 4. On the Terminal tab, select VT10 ...
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Moxa Technologies PT-7728 - page 10
PT-7728 User’s Manual Getting Started 2-4 6. The serial console will prompt you to log in. Press Enter and select admin or user . Use the down arrow ke y on your key board to select the Password field and ent er a password i f desired. This password will be required to a ccess any of the consoles (web, serial, Tel net). If you do not wis h to cre ...
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Moxa Technologies PT-7728 - page 11
PT-7728 User’s Manual Getting Started 2-5 NOTE When connecti ng to the PT- 7728's Telnet or web consol e, first connect one of PT -7728’s Ethernet ports to your Ethernet LAN or directly to your PC’s Ethernet port. You may use either a straight-thr ough or cross -over Ethernet ca ble. NOTE The PT-7728’s default IP a ddress is 192.168.12 ...
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Moxa Technologies PT-7728 - page 12
PT-7728 User’s Manual Getting Started 2-6 4. The Main Menu of the PT- 7728's Telnet c onsole sho uld appear. 5. In the terminal window, select Preferences… from the Terminal m enu on t he m enu bar. 6. The Terminal Preferences window s hould appea r. Make sure t hat VT100 Arrows is checked. 7. Use the foll owing keys on your key board to n ...
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Moxa Technologies PT-7728 - page 13
PT-7728 User’s Manual Getting Started 2-7 Configuration by Web Browser The PT-7728’s web c onsole is a convenient wa y to m odify the configuration and access the built-in monitoring an d network administration functions. You can open th e PT-7728's web console using a standard web browser such as Internet Explorer or Netscape. NOTE To con ...
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Moxa Technologies PT-7728 - page 14
PT-7728 User’s Manual Getting Started 2-8 3. After logging in, you may need to wait a few moments for the web console to appear. Use the folders in t he left na vigation panel to navi gate betwee n different pages of configuratio n options. Disabling Telnet and Browser Access If you are connecting the PT-7728 to a pub lic network but do not inten ...
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Moxa Technologies PT-7728 - page 15
3 3 Chapter 3 Featured Functions This chapter explains how to access PT-7728’s vari ous configuration, monitoring, and administration functions. The se f unctions can be accesse d by serial , Telnet, or web console. The serial console can be used if you do not know PT-772 8’s IP address a nd requires that you connect the PT-7728 to a PC COM por ...
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Moxa Technologies PT-7728 - page 16
PT-7728 User’s Manual Featured Functions 3-2 Configuring Basic Settings Basic Settings includes the mo st common settings required by ad ministrators to maintain and control the PT -7728. System Identification System Identification items are displayed at the top of the web console and will be included in alarm emails. You can set the System Ident ...
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Moxa Technologies PT-7728 - page 17
PT-7728 User’s Manual Featured Functions 3-3 Password The PT-7728 provides two levels of confi guration access. The admin account has read/ write access of all configuration param eters, and the user account has read access only. The user account can only view the conf iguration, but will not be able to m ake modifications. ATTENTION By default, ...
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Moxa Technologies PT-7728 - page 18
PT-7728 User’s Manual Featured Functions 3-4 Accessible IP The PT-7728 uses an IP address-base d filtering method to cont rol access. You may add or rem ove IP addresses to lim it acce ss to the PT-7728. Whe n the accessible IP list is enabled, only addresse s on the list will be allowed access to the PT-7728. Each IP address and netmask entry ca ...
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Moxa Technologies PT-7728 - page 19
PT-7728 User’s Manual Featured Functions 3-5 Port Port settings are include d to give t he user control over port access, port tr ansmission speed, flow control, an d port ty pe (MDI or M DIX). Enable Setting Description Factory Defaul t Checked This allows data transmission through the port. Unchecked This immediately shuts off port access. Enab ...
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Moxa Technologies PT-7728 - page 20
PT-7728 User’s Manual Featured Functions 3-6 Speed Setting Description Factory Defaul t Auto This allows the port to use the IEEE 802.3u protocol t o negoti ate with c onnected devices. The port and connected devices will determin e the best speed for that connection. 100M-Ful l 100M-Half 10M-Ful l 10M-Half Choose one of these fixed spe ed option ...
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Moxa Technologies PT-7728 - page 21
PT-7728 User’s Manual Featured Functions 3-7 Auto IP Configuration Setting Description Factory Defaul t Disable Select this to set the PT-7728’s IP address manually. By DHCP The PT-7728’s IP address will be assigned automatically by th e network’s DHCP server. By BootP The PT-7728’s IP address will be assigned automatically by the network ...
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Moxa Technologies PT-7728 - page 22
PT-7728 User’s Manual Featured Functions 3-8 Time The PT-7728 has a tim e calibration functi on based on informat ion from an NTP server or user specified time and date. Functions such as auto matic warning emails can therefore include tim e and date stamp. NOTE The PT-7728 does not have a real time clock . The user m ust update the Current Time ...
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Moxa Technologies PT-7728 - page 23
PT-7728 User’s Manual Featured Functions 3-9 End Date Setting Description Factory Defaul t User-specified date This specifies the date t hat Dayli ght Savings Time ends. None Offset Setting Description Factory Defaul t User-specified hour This specifies the num ber of hours t hat the time should be offse t forward du ring Dayli ght Savings Time. ...
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Moxa Technologies PT-7728 - page 24
PT-7728 User’s Manual Featured Functions 3-10 TFTP Server IP/Name Setting Description Factory Defaul t IP address of T FTP server This specifies the IP address or name of the remote TFTP server. This must be specified before downloadi ng or uploadi ng files. None Configuration Files Path a nd Name Setting Description Factory Defaul t Max. 40 char ...
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Moxa Technologies PT-7728 - page 25
PT-7728 User’s Manual Featured Functions 3-11 System File Update—By Local Import/Export Configuration File Click Export to sav e the PT-7728's configuration file to the local host. Log File Click Export to sav e the PT-7728's log file to the local host. NOTE Some operating systems will open the configuration file and log file directly ...
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Moxa Technologies PT-7728 - page 26
PT-7728 User’s Manual Featured Functions 3-12 NOTE After restoring the factory default configuration, you will need to use th e default network settings to re-establish the web or Telnet console c onnection wi th the PT-772 8. Using Port Trunking Link aggregation inv olves grouping links to into a lin k aggregation group. A MAC client can treat l ...
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Moxa Technologies PT-7728 - page 27
PT-7728 User’s Manual Featured Functions 3-13 Configuring Port Trunking The Port Trunking Settings page is w here ports are assi gned to a tr unk group. Step 1: Select the desired Trunk Group (Trk1, Trk2 , Trk3, Trk4). Step 2: Select the Trunk Type (Static or LACP). Step 3: Select the desir ed ports un der Available Ports and click Up to add to t ...
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Moxa Technologies PT-7728 - page 28
PT-7728 User’s Manual Featured Functions 3-14 Trunk Table Setting Description Trunk gro up Displays t he trunk t ype and t runk g roup. Member port Displays the member ports that belong to the trunk group. Status Success means por t trunking is working properly. Fail means port t runking is n ot worki ng properly . Standby means port trunking is ...
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Moxa Technologies PT-7728 - page 29
PT-7728 User’s Manual Featured Functions 3-15 These parameters a re configured on the SNMP page. A more det ailed ex planation of each parameter i s given below the figure. SNMP Read/Write Settings SNMP Versions Setting Description Factory Defaul t V1, V2c, V3, o r V1, V2c, or V3 only This specifies t he SNMP prot ocol versio n used to m anage th ...
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Moxa Technologies PT-7728 - page 30
PT-7728 User’s Manual Featured Functions 3-16 Admin Auth. Type (for SNMP V1, V 2c, V3, and V3 only) Setting Description Factory Defaul t No-Auth This allows the admin account to access objects without auth entication. No MD5- Auth Authentication will be based on the HMAC-MD5 algorithm s. 8-character passwords are the minim um requirem ent for aut ...
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Moxa Technologies PT-7728 - page 31
PT-7728 User’s Manual Featured Functions 3-17 1 st Trap Community Setting Description Factory Defaul t Max. 30 characte rs This specifies the community string to use for authentication. Public 2nd Trap Serv er IP/Name Setting Description Factory Defaul t IP or name This specifies the IP ad dress or name of the secondary trap server used b y your ...
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Moxa Technologies PT-7728 - page 32
PT-7728 User’s Manual Featured Functions 3-18 NOTE Most managed swi tches by M oxa sup port two pr oprietary T urbo Ring protocols: y Turbo Ring refers to the original version of Moxa ’s propriet ary redundant ring protocol , which has a recovery time of un der 300 m s. y Turbo Ring V2 refers to the new generation Tu rbo Ring, which has a rec o ...
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Moxa Technologies PT-7728 - page 33
PT-7728 User’s Manual Featured Functions 3-19 Turbo Ring with even number of s witches If the num ber of Ethernet swi tches in the Turbo Ring i s 2N (an e ven num ber), the backup segment is one of the two seg ments connected to the (N+1)st switch (i.e., the unit directly opposite the master). Turbo Ring with odd number switches If the num ber of ...
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Moxa Technologies PT-7728 - page 34
PT-7728 User’s Manual Featured Functions 3-20 Determining the Redundant Path for Turbo Ring V2 Master For Turbo Ring V2 , the backup segment is the segment connected to the 2nd redund ant port on the master. Please refer to Confi guring Turbo Ring V2 later in this chapter. Ring Coupling Configuration For some systems, it may not be convenien t to ...
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Moxa Technologies PT-7728 - page 35
PT-7728 User’s Manual Featured Functions 3-21 To configure the ring co upling for a Turbo Rin g , select two PT series Ethernet switches (e.g., Switch A and B in the above figure) in the ring, an d another two PT se ries Ethernet switches i n the adjacent ring (e.g ., Switch C and D). Select two ports on each s witch to be used as co u pling port ...
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Moxa Technologies PT-7728 - page 36
PT-7728 User’s Manual Featured Functions 3-22 Dual-Homing Configurat ion for Turbo Ring V2 Dual-homi ng is only supporte d with Tur bo Ring V2 and is used to c onnect two net works thr ough a single Ethernet switch. The primary path is the op erating connection, and the backu p path is a back-up connection that is activated in the event th at the ...
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Moxa Technologies PT-7728 - page 37
PT-7728 User’s Manual Featured Functions 3-23 "Current Status" Items Now Active This shows which com munication protocol is in use: Turbo Ring , Turbo Ring V2 , RSTP , or none . Master/Slave This indicates whether or not the PT-7728 is the master of the Tu rbo Rin g. This fiel d appears onl y for Turbo Ring or Turbo Ring V2. NOTE The us ...
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Moxa Technologies PT-7728 - page 38
PT-7728 User’s Manual Featured Functions 3-24 Enable Ring Coupling Setting Description Fact or y Default Enable This specifies that this PT-7728 will be a ring coupler. Disable This specifies that this PT-7728 is not a ring coupler. Not checked Coupling Port Setting Description Fact or y Default Coupling Port This specifies which port on the PT-7 ...
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Moxa Technologies PT-7728 - page 39
PT-7728 User’s Manual Featured Functions 3-25 "Current Status" Items Now Active This shows which com munication protocol is in use: Turbo Ring , Turbo Ring V2 , RSTP , or none . Ring 1/2—Stat us This show s Healthy if the ring is operating normally, and shows Break if the ring’s backup link is active. Ring 1/2—Master/Slave This in ...
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Moxa Technologies PT-7728 - page 40
PT-7728 User’s Manual Featured Functions 3-26 *Both Rin g 1 and Ri ng 2 must be enabled when usin g the dual-ri ng architec ture. Set as Master Setting Description Fact or y Default Enabled The PT-7728 i s manuall y selected as the master. Disabled The Turbo Ring or Turbo Ring V2 protocol will automatically select the master. Not checked Redundan ...
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Moxa Technologies PT-7728 - page 41
PT-7728 User’s Manual Featured Functions 3-27 The STP/RSTP Concept Spanning Tree Protoc ol (STP) was desi gned t o help reduce link failure s in a netw ork and pr ovide protection f rom loops. Networks that have a com plicated architecture are prone to broadcast storms caused by unintende d loops in the network. T he PT-7728’s ST P feature is d ...
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Moxa Technologies PT-7728 - page 42
PT-7728 User’s Manual Featured Functions 3-28 If STP is enabled, it will detect duplicate paths and prevent, or blo ck, one of them from forwarding traffic. In the following exam ple, STP determ ined that traffic from LAN segm ent 2 to LAN segment 1 sho uld flow t hrough Bridges C and A because this path has a great er bandwi dth and is therefore ...
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Moxa Technologies PT-7728 - page 43
PT-7728 User’s Manual Featured Functions 3-29 How STP Works When enabled, STP determ ines the most ap propriate path for traffic t hrough a net work. The method is describe d below: STP Requirements Before STP can configure th e network, the syst em must satisfy the following requirements: y Comm unication must be esta blished between all b ridge ...
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Moxa Technologies PT-7728 - page 44
PT-7728 User’s Manual Featured Functions 3-30 STP Reconfiguration Once the network topology has stabilized, e ach bridge listens for "Hello" BPDUs that are transmitted from the Root Bridge at regular interv als. If a bridge does not receive a " Hello" BPDU after a certain interval (the M ax Age tim e), the bri dge assum es tha ...
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Moxa Technologies PT-7728 - page 45
PT-7728 User’s Manual Featured Functions 3-31 y Bridge A has been selected as the Root Bridge, since it was determined to have the lowest Bridge Ide ntifier on the networ k. y Since Bridge A is the R oot Bridge , it is als o the Desig nated Bridge f or LAN segm ent 1. Port 1 on Bridge A is selected as the Design ated Bridge Port for L AN Segm ent ...
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Moxa Technologies PT-7728 - page 46
PT-7728 User’s Manual Featured Functions 3-32 Configuring STP/RSTP The following fig ures indicate which Spa nning Tree Protoc ol paramete rs can be configured. A more detailed explanation of each parameter is given bel ow the figure. At the top of this pa ge, the user can c heck the Current Status of this function. Fo r RSTP, you will see: Now A ...
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Moxa Technologies PT-7728 - page 47
PT-7728 User’s Manual Featured Functions 3-33 Forwarding D el ay Setting Description Factory Defaul t Numerical value input by user This specifies the am ount of ti me this device will wait before checking to see if it should change to a different state. 15 (sec.) Hello Time (sec.) Setting Description Factory Defaul t Numerical value input by use ...
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Moxa Technologies PT-7728 - page 48
PT-7728 User’s Manual Featured Functions 3-34 Port Status Indicates the current Spanning Tree status of this port. Forwarding indicates norm al transmission and Blocking indicates blocked t ransmissi on. Configuration Limi ts of RSTP/STP The Spanning Tree Algorithm places limits on three of the configuration items: [Eq. 1]: 1 sec Hello Time 10 se ...
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Moxa Technologies PT-7728 - page 49
PT-7728 User’s Manual Featured Functions 3-35 y Provide predictab le throughput for multimed ia applications, such as video conferen cing or voice over IP, and minimize traffic delay and jitter. y Improve net work performance as the amount of tr affic grows. This will save cost by reducing the need to keep adding bandwidt h to the ne twork. How T ...
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Moxa Technologies PT-7728 - page 50
PT-7728 User’s Manual Featured Functions 3-36 Differentiated Services (DiffServ) Traffic Mar king DiffServ is a Layer 3 marking scheme that uses the DiffServ Code Point (DSCP) field in the IP header to store the packet prior ity information. DSC P is an advanced intelligent m ethod of traffic marking because you can choose how your network prior ...
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Moxa Technologies PT-7728 - page 51
PT-7728 User’s Manual Featured Functions 3-37 Configuring Traffic Prioritization Quality of Service (QoS) provid es a traffic prioritization capability to ensure that important data is delivered consistently and predictably. The PT- 7728 can ins pect IEEE 802.1p/1Q layer 2 CoS ta gs, and even laye r 3 TOS i nformat ion, to pro vide a consist ent ...
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Moxa Technologies PT-7728 - page 52
PT-7728 User’s Manual Featured Functions 3-38 Inspect COS Setting Description Factor y Default Enable/Disable This enab les or disables the PT-7728 to inspect the 802.1p COS tag in the MAC frame to determine the priority of eac h frame . Enable CoS Mapping Setting Description Factory Low/Normal/ Medium /High This maps dif ferent CoS values to 4 d ...
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Moxa Technologies PT-7728 - page 53
PT-7728 User’s Manual Featured Functions 3-39 Setting Description Factor y Default Low/Normal/ Medium /High This maps di fferent TOS values to 4 differen t egress queues. 1 to 16: Low 17 to 32: Normal 33 to 48: Medium 49 to 64: High Using Virtual LAN Setting up Virtual LAN s (VLANs) on your PT-7728 incr eases the efficiency of your network by div ...
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Moxa Technologies PT-7728 - page 54
PT-7728 User’s Manual Featured Functions 3-40 Benefits of VLANs The main benefit of VLANs is that they provide a network segmentation system that is far more flexible than traditional netwo rks. Using VLANs also provides you with three other benefits: y VLANs ease the relocati on of devices on networks. With traditional networks, network administ ...
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Moxa Technologies PT-7728 - page 55
PT-7728 User’s Manual Featured Functions 3-41 VLANs: Tagged and Untagged Membership The PT-7728 supports 80 2.1Q VLAN tagging, a syst e m that allows traffic for multiple VLANs to be carried on a single physical (b ackbone, tr unk) link. When setting up VLANs you need to understand when to use untagged an d tagged membershi p of VLANs. Sim ply pu ...
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Moxa Technologies PT-7728 - page 56
PT-7728 User’s Manual Featured Functions 3-42 In this application, y Port 1 connect s a single unta gged devi ce and assigns it to VLAN 5; i t shoul d be configure d as Access Port with PVID 5. y Port 2 connects a LAN with two un tagged devices belonging to VLAN 2. One tagg ed device with VID 3 and one tagged devi ce with VI D 4. It sho uld be co ...
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Moxa Technologies PT-7728 - page 57
PT-7728 User’s Manual Featured Functions 3-43 Configuring Virtual LAN VLAN Settings To configure 802.1Q VLAN on the PT-7728, use the VLAN Setting page to configur e the ports. Management VLAN ID Setting Description Factor y Default VLAN ID from 1 to 4094 This assigns the VLAN ID of this PT-7728. 1 Port Type Setting Description Factor y Default Ac ...
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Moxa Technologies PT-7728 - page 58
PT-7728 User’s Manual Featured Functions 3-44 Fixed VLAN Li st (Tagged) Setting Description Factor y Default VID range from 1 to 4094 This field will be active only when selectin g the Trunk port type. Set the othe r VLAN ID for tagged devices that connect to the Trunk port. Use comm as to separate different VID s. None Forbidden VLAN List Settin ...
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Moxa Technologies PT-7728 - page 59
PT-7728 User’s Manual Featured Functions 3-45 Benefits of Multicast The benefits of using IP multicast are that it: y Uses the most efficient, sensi ble method to de liver the same inform ation to many receivers with only one transmission. y Reduces the load on the source (for example, a server) since it will no t need to produce several copies o ...
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Moxa Technologies PT-7728 - page 60
PT-7728 User’s Manual Featured Functions 3-46 Network with multicast filtering IGMP Group2 Group 1 Multicast Stream Group 2 Multicast Stream IGMP Group1 IGMP Group2 IGMP Group1 LNK/ACT SPEED FDX/HDX FAULT MASTER COUPLER STAT PWR1 PWR2 RING PORT COUPLER PORT MODE 3 7 4 8 2 6 1 5 3 7 4 8 2 6 1 5 4 3 2 1 3 7 4 8 2 6 1 5 M1 M2 M3 M4 LNK/ACT SPEED FDX ...
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Moxa Technologies PT-7728 - page 61
PT-7728 User’s Manual Featured Functions 3-47 IGMP Multicast Filtering IGMP is used by IP-s upporting network de vices to re gister hosts with mult icast groups. It can be used on all LA Ns and VLA Ns that contai n a mul ticast capable IP ro uter, and on other net work devices that support multicast filterin g. IGMP works as follows: 1. The IP ro ...
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Moxa Technologies PT-7728 - page 62
PT-7728 User’s Manual Featured Functions 3-48 IGMP Snooping Settings IGMP Snoopi ng E n a ble Setting Description Factor y Default Enable/Disable Click the ch eckbox to enable the IGMP Snooping function globall y . Disabled Query Interval Setting Description Factor y Default Numerical value input by user This sets the query interval of the Querie ...
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Moxa Technologies PT-7728 - page 63
PT-7728 User’s Manual Featured Functions 3-49 IGMP Table The PT-7728 displays the current active IGMP groups that were detected. The informat ion include s VID , Auto-lear ned Multicast Router Por t , Static Multicast Router Port , Querier Connected Port , and the IP and MAC addresses of active IGMP grou ps. Add Static Multicast MAC If require d, ...
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Moxa Technologies PT-7728 - page 64
PT-7728 User’s Manual Featured Functions 3-50 Configuring GMRP GMRP is a M AC-based m ulticast managem ent protoc ol, whereas IGM P is IP-based . GMRP provides a m echanism that allows bridges and e nd stations t o register or un-register Group membership i nform ation dynam ically. GMRP enable Setting Description Factor y Default Enable/Disable ...
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Moxa Technologies PT-7728 - page 65
PT-7728 User’s Manual Featured Functions 3-51 Configuring Bandwidth Management Broadcast Storm Protection Setting Description Factor y Default This enables or disables B roadcast St orm Protect ion for unknown broa dcast packet global ly. Enable Enable/Disable This enables or disables B roadcast St orm Protect ion for unknown m ulticast packets g ...
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Moxa Technologies PT-7728 - page 66
PT-7728 User’s Manual Featured Functions 3-52 Using Port Access Control The PT-7728 provides two kinds of Port-Base Access Cont rol. One is Static Port Lock an d the other is IEEE 802.1X. Static Port Lock The PT-7728 c an also be c onfigured to pr otect st atic MAC addresses for a specific port. With the Port Lock function, these locked ports wil ...
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Moxa Technologies PT-7728 - page 67
PT-7728 User’s Manual Featured Functions 3-53 Setting Description Factor y Default MAC Address Add t he static unicas t M AC address into the address table. None Port Fix the static address with a dedicated port. 1-1 Configuring IEEE 802.1X Database Option Setting Description Factor y Default Local (Max. 32 us ers) Select this option when setting ...
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Moxa Technologies PT-7728 - page 68
PT-7728 User’s Manual Featured Functions 3-54 Re-Auth Setting Description Factor y Default Enable/Disable Select to require re-a uthentication of the client after a preset time per iod of no acti vity has elapsed. Disable Re-Auth Period Setting Description Factor y Default Numerical (60 to 65535 sec.) Specify how f requentl y the end stations nee ...
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Moxa Technologies PT-7728 - page 69
PT-7728 User’s Manual Featured Functions 3-55 Local User Databa se Setup Setting Description Factory Default User Name (Max. 30 character s) User Name for Local User Database None Password (Max. 16 character s) Password for Local User Database None Description (Max. 30 character s) Description for Local User Database None NOTE The user name for t ...
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Moxa Technologies PT-7728 - page 70
PT-7728 User’s Manual Featured Functions 3-56 Configuring Email Warning The Auto Email Warning function us es e-mail to alert the user whe n certain user-configured events take place. Three basic steps are required to set up the Auto Warning function: 1. Configuring E mail Event Types Select the desired Event types from the Con sole or We b Brows ...
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Moxa Technologies PT-7728 - page 71
PT-7728 User’s Manual Featured Functions 3-57 Port Events Warning e-mail is sent when… Link-ON The port is conn ected to another device. Link-OFF The port is disconnected (e.g., the cable is pulled out, or the opposing device shuts do wn). Traffic-Overload The port’s traff ic surpasses the Traffic-T hreshold for that port (provided this item ...
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Moxa Technologies PT-7728 - page 72
PT-7728 User’s Manual Featured Functions 3-58 Account Name Setting Description Factor y Default Max. 45 Charters Your email account. None Password Setting Setting Description Factor y Default Disable/Enable to change password To reset the password from the Web Browser interface, click the Change password check-box, type the Old password, type the ...
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Moxa Technologies PT-7728 - page 73
PT-7728 User’s Manual Featured Functions 3-59 Event Setup Event Types c an be divi ded into t wo basic gro ups: System Events an d Port Events . Syst em Events are related to the overall functio n of the switch, whereas Port Even ts are related to the activity of a specific port. The PT-7728 s upports t wo relay out puts. Yo u can confi gure whic ...
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Moxa Technologies PT-7728 - page 74
PT-7728 User’s Manual Featured Functions 3-60 Override relay alarm settings Click the checkbox to override the relay warn ing setting temporarily. Releasing the relay output will allow administrators to fix any pro blems with the warning condition. Warning List Use this table to see if any rel ay alarms have been issued. Using Line-Swap-Fast-Reco ...
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Moxa Technologies PT-7728 - page 75
PT-7728 User’s Manual Featured Functions 3-61 STEP 1— Set up the connected devices Set up those Et hernet-enable d devices con nected to PT-7728 for which you would like IP addresses t o be assigned auto maticall y. The devices m ust be configured to obtain their IP address autom atically. The devices’ configuration utility sh ould include a ...
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Moxa Technologies PT-7728 - page 76
PT-7728 User’s Manual Featured Functions 3-62 Desired IP Address Setting Description Factor y Default IP Address Set the desired IP of connected devices. None Using Diagnosis The PT-7728 provides two i mportant t ools for a dministrat ors to diagnose n etwork system s. Mirror Port The Mirror port functi on can be used to monit or data bei ng tran ...
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Moxa Technologies PT-7728 - page 77
PT-7728 User’s Manual Featured Functions 3-63 Ping The Ping function uses the pi ng comm and to give use rs a sim ple but powerful t ool for troubleshooting network problems. The function’s most uniqu e feature is that even though the ping comm and is entere d from the user’s PC keyboard, t he actual ping command originates fr om PT-7728 itse ...
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Moxa Technologies PT-7728 - page 78
PT-7728 User’s Manual Featured Functions 3-64 Monitor by Port Access the Moni tor by Port f unction by selecting ALL 10/1 00 M or 1G Ports or Port i , in which i = 1, 2, …, G 2 , from the left pull-down list. The Port i options are identical to the Monitor b y System funct ion discussed above, in that users can view graphs t hat show Al l Packe ...
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Moxa Technologies PT-7728 - page 79
PT-7728 User’s Manual Featured Functions 3-65 The table will display the follo wing information: MAC This field shows the MAC a ddress Type This field shows the ty pe of this M AC address Port This field shows the port that this MAC address belongs to Using Event Log Bootup This field s hows how m any times t he PT-7728 ha s been reboot ed or col ...
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Moxa Technologies PT-7728 - page 80
PT-7728 User’s Manual Featured Functions 3-66 Using Syslog This function provid es the event logs for the syslog serv er. The function suppo rts 3 configurable syslog servers and syslog server UDP port numbers. When an event occu rs, the event will be sent as a syslog UDP packet to the specified sysl og servers. Syslog Server 1 Setting Descriptio ...
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Moxa Technologies PT-7728 - page 81
PT-7728 User’s Manual Featured Functions 3-67 NOTE The following events will be record ed into th e PT-7728’s Event Log table, and will then be sent to the specified Syslog Server: y Cold start y Warm start y Configuration change activated y Power 1/2 t ransiti on (Of f Æ On), Power 1/2 transition (On Æ Off) y Authentication fail y Topology c ...
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Moxa Technologies PT-7728 - page 82
A A Appendix A MIB Groups The PT-7728 comes with built-in SNMP (Simple Network Management Protocol) agent software that supports cold/warm start trap, line up/down trap , and RFC 1213 MIB-II. The standard MIB groups that the PT-772 8 supports are as follows: MIB II.1 – System Group sysORTable MIB II.2 – Interfaces Group ifTable MIB II.4 – IP ...
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Moxa Technologies PT-7728 - page 83
PT-7728 User’s Manual MIB Groups A-2 MIB II.10 – T ransmission Group dot3 dot3Stat sTable MIB II.11 – SNMP Gr ou p SnmpBasi cGroup SnmpInputStats SnmpOut putStats MIB II.17 – dot1dBrid ge Group dot1dBase dot1dBase PortTable dot1dSt p dot1dSt pPortTabl e dot1dTp dot1dTp FdbTable dot1dTp PortTable dot1dTp HCPortTable dot1dTpPo rtOverflowTa bl ...
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Moxa Technologies PT-7728 - page 84
PT-7728 User’s Manual MIB Groups A-3 The PT-7728 a lso provi des a private M IB file, locat ed in the fil e Moxa-PT7728-M IB.my on the PT-7728 utility CD-ROM. Public Traps y Cold Start y Link Up y Link Down y Authentication Failure y dot1dB ridge New Root y dot1dBri dge Topolo gy Change d Private Traps y Configurati on Changed y Power On y Power ...
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Moxa Technologies PT-7728 - page 85
B B Appendix B Specifications Technology Standards IEEE 802.3 for 10BaseT, IEEE 802.3u for 100BaseT(X) and 100BaseFX, IEEE 802.3ab for 1000BaseT(X), IEEE 802.3z for 1000BaseS X/LX/LHX/ZX, IEEE 802.3x for Fl ow Control, IEEE 802.1D for Spanning Tree Protoc ol, IEEE 802.1w for Rapid STP, IEEE 802.1Q for VL AN Tagging, IEEE 802.1p for Cla ss of Servic ...
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Moxa Technologies PT-7728 - page 86
PT-7728 User’s Manual Specifications B-2 Optical Fiber (100BaseFX) 100BaseFX Multi Mode Sin gle Mode Single Mode, 80 km Wavelengt h 1300 nm 1310 nm 1550 nm Max. TX -10 dB m 0 dBm 0 dBm Min. TX -2 0 dBm -5 dBm -5 dBm RX Sensitivity -32 dBm -34 dBm -34 dBm Link Budget 12 dB 29 dB 29 dB Typical Distance 5 km a 4 km b 40 km c 80 km d Saturation -6 dB ...
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Moxa Technologies PT-7728 - page 87
PT-7728 User’s Manual Specifications B-3 Connection 10-pin term inal bloc k Overlo ad Curren t Protec tion Pr esent Reverse Polarity Protection Presen t Mechanical Casing IP30 protection Dimensions (W x H x D) 440 x 44 x 325 mm (17.32 x 1.73 x 12.8 0 in.) Installation 19 -inch rack mounting Environmental Operating Tem p. -40 to 85 °C (-40 to 1 8 ...
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