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Manual SMC Networks SMC7401BRA

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  • SMC Networks SMC7401BRA - page 1

    2-P ort Br oadband Router with Built-in ADSL Modem ◆ Compatible with all leading DSLAMs ◆ Supports DMT line modulation ◆ Supports full-rate ADSL (G.992.1 & T1.413, Issue 2) - Up to 8 Mbps do wnstream and 640 Kbps upstream ◆ Supports G.lite ADSL (G.992.2) - Up to 1.5 Mbps do wnstream and 512 Kbps upstream ◆ Supports DSL handshaking (G. ...

  • SMC Networks SMC7401BRA - page 2

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  • SMC Networks SMC7401BRA - page 3

    38 T esla Irvine, CA 92618 Phone: (949) 679 -8000 ADSL Router User Guide Fr om our line of ADSL solu tions May 2002 Part No: xx Pub No: 150000014500E R01 ...

  • SMC Networks SMC7401BRA - page 4

    Infor mation furnishe d is believed to be accurate and reliable. However, no responsibil ity is assumed by o ur company for it s use, nor for any inf ringemen ts of patents or ot her rights of th ird partie s which may result from its us e. No license is granted b y implication or oth erwise under any paten t or patent rights of ou r company . W e ...

  • SMC Networks SMC7401BRA - page 5

    i L IMITED W ARRANTY Limited W arranty Statement: SMC Netw orks, Inc . (“SMC”) warrants its products to be free from defects in workmanship and materials , under nor mal use and ser vice, for the applicable warranty ter m. All SMC products carr y a standard 90 -day limited warranty from the date of purchase from SMC or its Authorized Reseller . ...

  • SMC Networks SMC7401BRA - page 6

    L IMITED W AR RANTY ii WARRANTIES EX CLUSIVE: IF AN SMC PRODUCT DOES NOT OPERATE AS W ARRANTED ABO VE, CUSTOMER’ S SOLE REMED Y SHALL BE REP AIR OR REPLA CEMENT OF THE PRODUCT IN QUESTION , AT SMC’S OPTION . THE FOREGOING W ARRANTIES AND REMEDIES ARE EXCL USIVE AND ARE IN LIEU OF ALL OTHER W A RRANTIES OR CONDITIONS , EXPRESS OR IMPLIED , EITHE ...

  • SMC Networks SMC7401BRA - page 7

    iii C OMPLIANCES FCC - Class B This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to P ar t 15 of the FCC Rules . T hese limits are designed to provide reasonable protection against har mf ul interference in a residential installation. T his equipment generates, uses and can radiate radio frequ ...

  • SMC Networks SMC7401BRA - page 8

    C OMPLIANCES iv The telephone company may make changes in its facilities , equipment, operations, or procedures that will provide adva nce notice in order for you to make the necessar y modifications in order to maintain uninterr upted ser vice. If trouble is experienced with this equipment, please contact our company at the numbers shown on back o ...

  • SMC Networks SMC7401BRA - page 9

    C OMPLIANCES v EC Confor mance Declaration - Class B This infor mation technolog y equipment complies with the requirements of the Council Directiv e 89/336/EEC on the Approximation of the la ws of the Member States relating to Electromagnetic Compatibility and 73/23/EEC for electrical equipment used within certain voltage limits and the Amendment ...

  • SMC Networks SMC7401BRA - page 10

    C OMPLIANCES vi T aiwan BSMI Class A Australia AS/NZS 3548 (1995) - Class B ...

  • SMC Networks SMC7401BRA - page 11

    vii T ABLE OF C ONTENTS 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Features and Benefits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Networking Concept s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 ADSL . . . . . . . . . . . . . ...

  • SMC Networks SMC7401BRA - page 12

    T ABLE OF C ONTENTS viii WAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6 Asynchronous Transfer Mode (ATM) . . . . . . . . . . . . . . . . . 3-9 Protocol Encapsulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9 Protocol Multiplexing . . . . . . . . . . . . . . . . . . . . . . . . ...

  • SMC Networks SMC7401BRA - page 13

    T ABLE OF C ONTENTS ix Windows NT 4.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10 Step 1. Configure TCP /IP Settings . . . . . . . . . . . . . . . . . . . . . . 4-10 Step 2. Disable HTTP P roxy . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13 Step 3. Obtain IP Settings from Your B arricade . . ...

  • SMC Networks SMC7401BRA - page 14

    T ABLE OF C ONTENTS x ...

  • SMC Networks SMC7401BRA - page 15

    1-1 C HAPTER 1 I NTRODUCTION Congratulations on your purchase of the Barricade 2-P or t Broadband Router with built-in ADSL Modem. W e are proud to provide you with a pow erful yet simple communication device for connecting your PC to the Internet. The Bar ricade is an Asynchronous Digital Subscriber Line (ADSL) network device that pro vides high-s ...

  • SMC Networks SMC7401BRA - page 16

    I NTR ODUCTION 1-2 ser vices requiri ng guaranteed Quality of Ser vice (Q oS). The Bar ricade enables tr ue telecommuting f or the first time. It also provides multiprotocol encapsulation for bridging Windo w s NetBEUI and Nov ell’ s IPX protocols directly to a remote site f or complete access to corporate resources , or for routing TCP/IP traffi ...

  • SMC Networks SMC7401BRA - page 17

    F EATUR ES AND B ENEFITS 1-3 • Supports pass-through for three of the most commonly used Virtual Private Network (VPN) protocols – PPTP, L2TP, and IPSec • Security protocols, including Password Authentication Protocol (PAP) and Challenge Handshake Authentication Protocol (CHAP) • Always-on digital connection eliminates dial-up delays, and t ...

  • SMC Networks SMC7401BRA - page 18

    I NTR ODUCTION 1-4 Networking Concepts ADSL Digital Subscriber Line (DSL) tec hnolog y transmits both data and v oice ov er ordinar y tele phone lines . Signals above 4 kHz are cut off in nor mal telephone communications as noise, so DSL uses this spectr um to transmit data. Since Internet users and people telecommuting from home normally download ...

  • SMC Networks SMC7401BRA - page 19

    N ETWORKING C ONCEPTS 1-5 Data flows are broken up into fixed length cells , each of which contains a Virtual Pa th Identifier (VPI) that identifies the path betw een two nodes , and a Vir tual Ci rcuit Identifi er (VCI) that identifies the data channel within that virtual path. Each virtual ci rcuit maintains a constant flow of cells between the t ...

  • SMC Networks SMC7401BRA - page 20

    I NTR ODUCTION 1-6 Routing If A TM Protocol Encapsulation is set for PPP/A TM or IP/ATM, the router will forward incoming IP packets and use RIP 2 for routing path management if enabled. T he router supports both static routing and dynamic routing . • Static routing requires routing information to be stored in the router, either manually or when ...

  • SMC Networks SMC7401BRA - page 21

    N ETWORK A PPLICATIONS 1-7 Network Applications The Bar ricade can be configured as a bridge for making a transparent connection to a remote site, or as a router for accessing the Internet. T hese applications are briefly described in the following sections. Accessing a Remote Site The Bar ricade can be configured to act as a transparent bridge bet ...

  • SMC Networks SMC7401BRA - page 22

    I NTR ODUCTION 1-8 Figure 1-1. Transparent Bridged Network Accessing the Internet T o access the Inter net, whic h uses TCP/IP protocols ex clusiv ely , the Bar ricade must be configured to function as a router. One interface is the port attached to a local Ethernet LAN (or directly to a host P C with an Ethernet adapter), while the other is the AT ...

  • SMC Networks SMC7401BRA - page 23

    N ETWORK A PPLICATIONS 1-9 When the system is powered on, the Bar ricade builds its own routing database according to previous static routing entries, and/or collects routing infor mation from adjacent routers through RIP 2 protocol. RIP-1 is generally suppor ted by all routers , but RIP 2 car ries more information which allo ws the Bar ricade to m ...

  • SMC Networks SMC7401BRA - page 24

    I NTR ODUCTION 1-10 ...

  • SMC Networks SMC7401BRA - page 25

    2-1 C HAPTER 2 I NSTALLATION Before installing the Bar ricade, verify that you have all the items listed under “P ackage Contents .” If any of the items are missing or damaged, contact your local distributor . Also be sure that you hav e all the necessary cabling before beginning the installation. After installing the Barricade, refer to the W ...

  • SMC Networks SMC7401BRA - page 26

    I NSTALLATION 2-2 Hardware Description The Bar ricade provides a high-speed Asynchronous Digital Subscriber Line (ADSL) that connects to a remote site (via bridging) or to the Internet (via routing). It transports data o ver standard telephone wire at full-rate ADSL (G .dmt: 8 Mbps downstream, 640 Kbps upstream) or splitterless ADSL (G .lite: 1.5 M ...

  • SMC Networks SMC7401BRA - page 27

    H ARDWARE D ESCRIPTION 2-3 Slow blink: 1 s econd ON, 1 second OFF Data blink: Cycle dependent on data being sent/receiv ed Rear Panel The rear panel provides the follo wing por ts: • One USB port for connection to a PC • One RJ-45 port for connection to a 10BASE-T/100BASE-TX Ethernet Local Area Network (LAN). This port operates at 10/100 Mbps, ...

  • SMC Networks SMC7401BRA - page 28

    I NSTALLATION 2-4 System Requirements Y ou must hav e access to an ADSL network that meets the follo wing minimum requirements: • ADSL service from your local telephone company or Internet Service Provider (ISP), or access to an ADSL Digital Subscriber Line Access Module (DSLA M) at your local site. • PC configured with a fixed IP address or us ...

  • SMC Networks SMC7401BRA - page 29

    C ONNECT THE S YSTEM 2-5 Connect the System Phone Line Configuration Installing a Full-rate Connection If you are usin g a full-rate (G .dmt) connection, your ser vice provider will attach the out side ADSL line to a data/voice splitter . In this case y ou can connect your phones and computer directly to the splitter as sho wn below: Figure 2-2. In ...

  • SMC Networks SMC7401BRA - page 30

    I NSTALLATION 2-6 Installing a Splitterless Connection If you a re using a splitterl ess (G .lite) connecti on, then your service provider will attac h the outside ADSL line directly to your p hone system. In this case you can connect your phones and computer directly to the incoming ADSL line, but you will hav e to add low-pass filters to y our ph ...

  • SMC Networks SMC7401BRA - page 31

    C ONNECT THE S YSTEM 2-7 Connect the ADSL Line Ru n standard tele phone cable from the w all jack providing ADSL ser vice to the ADSL port on your Barricade. When inserting an RJ-11 plug, be sure the tab on the plug clicks into pos ition to ensure that it is properly seated. If you are using splitterless ADSL ser vice, be sure you add low-pass filt ...

  • SMC Networks SMC7401BRA - page 32

    I NSTALLATION 2-8 Notes: 1. Use 100-ohm straight-through shielded or unshielded twisted-pair cable with RJ-45 connectors at both ends for all connections. Use Category 3, 4, or 5 for 10 Mbps connections, or Category 5 for 100 Mbps connections. 2. Make sure eac h twisted-pair cable does not exceed 100 meters (328 feet). Warning: Do not plug a phone ...

  • SMC Networks SMC7401BRA - page 33

    3-1 C HAPTER 3 W EB -B ASED M ANAGEMENT Web-Based Configuration and Monitoring The ADSL Bar ricade provides an embedded HTTP W eb agent. T his agent can be accessed by any computer on the network using a J av a -supported W eb browser (including Internet Explorer 4.0 or abov e, and Netscape Navigator 4.0 or above). Using the W eb browser management ...

  • SMC Networks SMC7401BRA - page 34

    W EB -B ASED M ANAGEMENT 3-2 Navigating the Web Browser Interface The Bar ricade’ s management interface pro vides access to th e three main menus – Status , Configuration Setting, and Admin Privilege. The fast Setup Wizard is also accessible from the home pag e. • The Setup Wizard quickly leads you through setting up an ADSL connection. • ...

  • SMC Networks SMC7401BRA - page 35

    N AVIGATING THE W EB B RO WS E R I NTERFACE 3-3 Making Configuration Changes Configurable parameters hav e a dialog box or a drop-do wn list. Once a configuration change has been made on a page, be sure to clic k on the appropriate button on the pag e to confir m the new setting . Note: To ensure proper screen refresh after a command entry, configu ...

  • SMC Networks SMC7401BRA - page 36

    W EB -B ASED M ANAGEMENT 3-4 Menu Overview The W eb manag ement interface allows y ou to define system parameters, manage and control the Bar ricade and its ports, an d monitor network conditions . T he following table briefly describes the selections av ailable from this program. Menu Description Configuration Sett ing WAN ADSL link settings, incl ...

  • SMC Networks SMC7401BRA - page 37

    M ENU O VER VIE W 3-5 Admin Privilege WAN Status Displays the IP address, subnet mask, and MAC address associated with each ATM Virtual Circuit (VC). Provides release/renew IP address option. PPP Status Displays the status of PPP links for each VC. TCP Status Displays the st atus of overall TCP traffic. Route Table Configures static route s. Learne ...

  • SMC Networks SMC7401BRA - page 38

    W EB -B ASED M ANAGEMENT 3-6 Configuration Settings Use the Configuration menus to access the basic options for W AN and LAN connections, NA T , Virtual Ser ver , Bridge Filtering, and DNS configuration. WAN Note: This screen is used to configure the ADSL link, includi ng IP address , A TM PVC , encapsulation method, bridging for multiple protocols ...

  • SMC Networks SMC7401BRA - page 39

    C ONFIGURATION S ETTINGS 3-7 Note: Only use values provided by your ISP to configure the WAN link. ...

  • SMC Networks SMC7401BRA - page 40

    W EB -B ASED M ANAGEMENT 3-8 Parameter Default Description System Wide Settings Default Gateway 0.0.0.0 This address is configured by the network administrator and it informs each computer or other ne twork device where t o send data if the target station doe s not reside on the same subnet as th e source. Per VC Settings Enabled? Yes Enables or di ...

  • SMC Networks SMC7401BRA - page 41

    C ONFIGURATION S ETTINGS 3-9 Asynchronous Transfer Mode (ATM) ADSL provides a reliable connection to y our ser vice provider . T raffic is car ried ov er the ADSL physical link layer using ATM protocol. This protocol allows you to designate m ultiple paths between locations (Vir tual P ath), and multiple data channels within each path (Virtual Chan ...

  • SMC Networks SMC7401BRA - page 42

    W EB -B ASED M ANAGEMENT 3-10 • PPPoA LLC. Point to Point Protocol over ATM Logical Link Control allows multiple protocols running over one virtual circuit (slightly more overhead). • 1483 Bridged IP LLC (Logical Link Control) provides indirect access to the Internet by flooding, forwarding or filtering bridged protocols through each relevant v ...

  • SMC Networks SMC7401BRA - page 43

    C ONFIGURATION S ETTINGS 3-11 • PPPoE VC-Mux. Point to Point Protocol over Ethernet Virtual Circuit Multiplexer uses PPP to bridge multiprotocol traffic over Ethernet to the ISP’s router. Each PPP connection first learns the Ethernet address of its remote peer, and then es tablishes a unique session identifier. • PPPoE LLC. Point to Point Pro ...

  • SMC Networks SMC7401BRA - page 44

    W EB -B ASED M ANAGEMENT 3-12 LAN This screen is used to configure parameters for the Ether net por t, including local IP address , enabling DHCP ser vic e, and setting the port to a fixe d speed/duplex mode or for auto-negotiation. Parameter Default Description LAN Configuration IP Address 192.168.1.1 IP address of the LAN port. Subnet Mask 255.25 ...

  • SMC Networks SMC7401BRA - page 45

    C ONFIGURATION S ETTINGS 3-13 Dynamic Host Configuration Protocol (DHCP) allows hosts on a TCP/IP network to dynamically obtain basic configuration information, including an IP address, network gateway address, and domain name server (DNS) address. DHCP can be us ed by the Barricade for dyna mic IP address assignment as a ser v er (by selectin g DH ...

  • SMC Networks SMC7401BRA - page 46

    W EB -B ASED M ANAGEMENT 3-14 NAT Configuratio n NA T (Networ k Address T ranslation) and NAPT (Net work Address and P or t T ranslation) conv er t IP addresses on a private netw ork (designated as “internal” or “Local Area Network” (LAN) to global IP addresses that can forward pack ets to another registered network (designated as “exter ...

  • SMC Networks SMC7401BRA - page 47

    C ONFIGURATION S ETTINGS 3-15 internal IP addresses without affecting outside access to your netw ork. Parameter D efault Descript ion NAT NAPT IP address mappin g between the LA N and WAN. Session Name A name used to identify the stat ic mapping for a specified loca l IP address. User’s IP The static address for a lo cal user. ...

  • SMC Networks SMC7401BRA - page 48

    W EB -B ASED M ANAGEMENT 3-16 NAT Session Name Configuration This screen is used to assign a NAT session to a virtual circuit. Parameter Default Description Session Name A name used to identify the stat ic mapping for a specified loca l IP address. Virtual Circuit 0 The permanent vir tual circuit to which this NAT session is assigned. ...

  • SMC Networks SMC7401BRA - page 49

    C ONFIGURATION S ETTINGS 3-17 Virtual Server This scre en is used to redirect remo te users requesting ser vices (e.g ., W eb , FTP) on your local netw ork from the Bar ricade’ s public IP address to internal host ser vers configured with priv ate IP addresses . De pending on the requested ser vice (TCP/UDP por t number), the Bar ricade redirects ...

  • SMC Networks SMC7401BRA - page 50

    W EB -B ASED M ANAGEMENT 3-18 Bridge Filtering T raffic from a node that presents a security risk or is functioning improperly can be filtered from the Bar ricade. This screen is used to filter or forward traffic matching the specified source MA C address , destination MA C address , or Ethernet frame type . Note: If you specify any item to be forw ...

  • SMC Networks SMC7401BRA - page 51

    C ONFIGURATION S ETTINGS 3-19 DNS This screen is used to specify the default g ateway and domain name ser vers . Reboot After making any c hang es, reboot the Bar ricade to make the changes effectiv e. Parameter Description DNS Proxy Sele ction Selects a DNS serve r by auto-disco very, user configured, or a combination of bot h methods. Preferred D ...

  • SMC Networks SMC7401BRA - page 52

    W EB -B ASED M ANAGEMENT 3-20 Admin Privilege Use the Admin Privilege men us to display detailed infor mation on W AN , PPP , and TCP status , or to configur e the static routing table, ADSL connection options , RIP parameters , manag ement passwords , and other advanced features . WAN Status This screen shows the IP address , subnet mask, and MA C ...

  • SMC Networks SMC7401BRA - page 53

    A DMIN P RIVILEGE 3-21 PPP Status This screen displays the status of PPP connections configured for any per manent virtual circuit. Use this screen to disconnect or reconnect a PPP link operating on a specified vi rtual circ uit. ...

  • SMC Networks SMC7401BRA - page 54

    W EB -B ASED M ANAGEMENT 3-22 TCP Status This screen displays statistics for all TCP traffic crossing the Bar ricade, as well as general statistics on the number of individual TCP connections . This infor mation can be used to identify potential problems with the Bar ricade (such as a faulty port or synchronization prob lems between the Bar ricade ...

  • SMC Networks SMC7401BRA - page 55

    A DMIN P RIVILEGE 3-23 Route Table This screen is used to manually configure static routes to other IP networks , subnetworks , or hosts . Parameter Description Destination A destination network or specific host to which packets can be routed. Gateway The IP address of the ro uter at the next hop to which matching frames are forwarded. Netmask The ...

  • SMC Networks SMC7401BRA - page 56

    W EB -B ASED M ANAGEMENT 3-24 Learned MAC Addr. The MAC (Media Access Control) address is Ether net hardware’ s unique identification number . Wh en you're connected to the Internet from y our computer (or host as the Internet protocol thinks of it), a correspondence table relates y our IP address to your comput er's physical (MA C) add ...

  • SMC Networks SMC7401BRA - page 57

    A DMIN P RIVILEGE 3-25 ADSL Configuration This screen is used to configure ADSL connection options for encoding, handshaking, and wiring type. Parameter D efault Descript ion Trellis Enabled An encoding method that limits the impact of line nois e on transm itted signals . Handshake Pr otocol G.dmt ADSL prot ocol to use on the WA N link: Autosense ...

  • SMC Networks SMC7401BRA - page 58

    W EB -B ASED M ANAGEMENT 3-26 RIP Configuration This screen is used to configure the dynamic routing protocol used to learn new IP routes. Parameter Default Description RIP Disabled Enabl es/disables dynamic routin g. Supplier True Set this to True if you wan t the Barricade to broadcast routing information as well as accept routing information. Ga ...

  • SMC Networks SMC7401BRA - page 59

    A DMIN P RIVILEGE 3-27 Multicast False This field controls the way in which RIP 2 routing messages are se nt to other routers. Multicast can be set to: True: RIP-2 messages are multicast. False: RIP-2 messages are bro adcast*. Interval 30 The interval at which the ro uter broadcasts routing information (in seconds). * Use this option if the router ...

  • SMC Networks SMC7401BRA - page 60

    W EB -B ASED M ANAGEMENT 3-28 Password Configuration Administrators hav e Read/W rite access to all configuration parameters and statistics . Y ou should therefore change the default Administrator password as soon as possible, and store it in a safe place. (If for some reason your passw ord is lost, or you cannot gain access to the manag ement inte ...

  • SMC Networks SMC7401BRA - page 61

    A DMIN P RIVILEGE 3-29 DHCP relay , IGMP proxy , and allows you to enter SNMP communuty strings . ...

  • SMC Networks SMC7401BRA - page 62

    W EB -B ASED M ANAGEMENT 3-30 Parameter Default Description WAN side HTTP server Disabled Enables/disables HTTP server ac cess. FTP server Enabled Enables/di sables FTP server access. TFTP server Disabled Enables/disables TFTP server access. HTTP server port 80 Sets the port used for HTTP services. The Path to the file c:smc7401 The default path ...

  • SMC Networks SMC7401BRA - page 63

    A DMIN P RIVILEGE 3-31 Other Miscellaneous Functions The Bar ricad e also includes several basic system functions – • Reset to Factory Default – Resets the Barricade settings to the factory defaults. • Diagnostic Test – Tests connection for LAN and ADSL circuits. • Code Image Update – Updates firmware file. The file must be a binary f ...

  • SMC Networks SMC7401BRA - page 64

    W EB -B ASED M ANAGEMENT 3-32 Status The Statu s screen displays core and customer fir mware v ersions and shows the connection status fo r the Bar ricade’ s W AN and LAN ports . . Parameter Description Firmware Info. Software Version System firmware version in ROM. ...

  • SMC Networks SMC7401BRA - page 65

    S TATUS 3-33 Customer Software Version Interface customization version. WAN IP Address The public IP address of the Barricade. Subnet Mask The Subnet Mask of the Barricade. MAC Address The MAC Address of the Barricade. LAN IP Address The internal IP address of t h e Barricade. Subnet Mask The internal Subnet Mask of the Barricade. MAC Address The M ...

  • SMC Networks SMC7401BRA - page 66

    W EB -B ASED M ANAGEMENT 3-34 ADSL This screen shows the signal status on the ADSL line. ...

  • SMC Networks SMC7401BRA - page 67

    S TATUS 3-35 Parameter Description ADSL Line State Shows ADSL l i ne status – A ctivation, Training, Channel Analysis, Showtime , or Down. ADSL Startup Attempts The number of times the Barricade has started training the ADSL line for an acceptable sign al rate. Elapsed Time Length of time this connection has been established. SNR Margin Operating ...

  • SMC Networks SMC7401BRA - page 68

    W EB -B ASED M ANAGEMENT 3-36 LAN This screen shows LAN settings for the Barricade and DHCP clients . Parameter Description IP Address The IP address of the local Et hernet port. Valid IP addresses consist of four numbers, 1-254, separated by periods. Subnet Mask A template that identifies the address bits in the host address used for ro uting to s ...

  • SMC Networks SMC7401BRA - page 69

    4-1 C HAPTER 4 C ONFIGURING C LIENT TCP/IP Windows 95/98/Me Y ou may find that the instr uctions in this chapter do not exactly match your v ersion of Windows . T his is because these steps and screenshots were created from Windows 98. Windo ws 95 and Windows Millennium Edition are similar, but not identical, to Windo ws 98. Step 1. Configure TCP/I ...

  • SMC Networks SMC7401BRA - page 70

    C ONFIGURING C LIENT TCP/IP 4-2 2. From “Control P anel” double-click the “Network” icon. 3. In the “Netw ork” window , under the “Configuration” tab , double-click the “TCP/ IP” item listed for your network card. 4. Select the “IP Address” tab . 5. If “Obtain an IP address automatically” is already selected, your comput ...

  • SMC Networks SMC7401BRA - page 71

    W INDOWS 95/98/M E 4-3 6. Click the “Gatewa y” tab and record the n umbers listed under “Installed g ateways .” 7. Click the “DNS Configuration” tab . Locate the DNS ser vers listed under “DNS Ser ver Searc h Order .” R ecord any listed addresses . 8. After writing down your settings , chec k to make sure you hav e recorded them cor ...

  • SMC Networks SMC7401BRA - page 72

    C ONFIGURING C LIENT TCP/IP 4-4 Step 2. Disable HTTP Proxy Y ou need to verify that the “HTTP Proxy” f e ature of your W eb browser is disabled. This is so that your bro wser can view the configuration pag es for your Barricade. The following steps are for Internet Explorer and Netscape. Determine which browser you use and follow the appropriat ...

  • SMC Networks SMC7401BRA - page 73

    W INDOWS 95/98/M E 4-5 Netscape 1. Open Netscape and click the stop button. Clic k “Edit, ” then click “Preferences ...” 2. In the “Prefe rences” window , under “Categ or y” double-click “ Adv anced, ” then click “Proxies .” Select “Direct connection to the Internet. ” Click “OK.” 3. R e peat these steps for each Win ...

  • SMC Networks SMC7401BRA - page 74

    C ONFIGURING C LIENT TCP/IP 4-6 2. T ype “WINIPCFG” and click “OK. ” It may take a min ute or two for the “IP Configuration” window to appear . 3. From the drop-down men u, select your netw ork card. Click “Release” and then “R ene w . ” V erify that your IP address is now 192.168.1.xxx , your Subnet Mask is 255.255.255.0 and yo ...

  • SMC Networks SMC7401BRA - page 75

    W INDOWS 2000 4-7 F ollow these instru ctions: 1. From the Windo ws desk top , click the “Star t” button. Click “Set tings, ” and then click “Control P anel. ” 2. Double-click the “Network & Dial-Up Connections” icon. 3. Double-click the icon that corresponds to the connection to your Bar ricade. 4. Click “Properties. ” ...

  • SMC Networks SMC7401BRA - page 76

    C ONFIGURING C LIENT TCP/IP 4-8 5. Double-click “Internet Protocol (TCP/IP). ” 6. All the infor mation you need to record is on the “Internet Protocol (TCP/ IP) Properties” dialog box. Use the spaces below to record the infor mation. 7. If “Obtain an IP address automatica lly” and “Obtain DNS ser ver address automati cally” are alre ...

  • SMC Networks SMC7401BRA - page 77

    W INDOWS 2000 4-9 Step 2. Disable HTTP Proxy Y ou need to verify that the “HTTP Proxy” feature of y our W eb browser is disabled. This is so that your bro wser can view the configuration pag es for your Barricade. Determine which browser y ou use and refer to “Inter net Explorer” on page 4-4 or “Netscape” on pag e 4-5. Step 3. Obtain IP ...

  • SMC Networks SMC7401BRA - page 78

    C ONFIGURING C LIENT TCP/IP 4-10 that your IP address is now 192.168.1.xxx , your Subnet Mask is 255.255.255.0 and your Default Ga teway is 192.168.1.1 . These val ues confir m that your ADSL Router is functioning . 4. T ype “EXIT” and press <ENTER> to close the “Command Prompt” window . Y our computer is now configured to connect to ...

  • SMC Networks SMC7401BRA - page 79

    W INDOWS NT 4.0 4-11 F ollow these instru ctions: 1. From the Windows desktop click “Start, ” then “Settings , ” and click “Control P anel. ” 2. Double-click the “Network” icon. 3. Select the “Protocols” t ab . 4. Double-click “TCP/IP Prot ocol. ” 5. Select the “IP Addre ss” tab . 6. In the “ Adapter” drop-down list, ...

  • SMC Networks SMC7401BRA - page 80

    C ONFIGURING C LIENT TCP/IP 4-12 under the IP address tab , locate your IP address , subnet mask, and default g ateway . Record these v a lues in the spaces provided below . 9. Click the “DNS” ta b to see the primar y and secondary DNS ser vers . Record these v alues in the spaces provided below . 10. After writing down your IP settings , click ...

  • SMC Networks SMC7401BRA - page 81

    W INDOWS NT 4.0 4-13 Step 2. Disable HTTP Proxy Y ou need to verify that the “HTTP Proxy” feature of y our W eb browser is disabled. This is so that your bro wser can view the configuration pag es for your Barricade. Determine which browser y ou use and refer to “Inter net Explorer” on page 4-4 or “Netscape” on pag e 4-5. Step 3. Obtain ...

  • SMC Networks SMC7401BRA - page 82

    C ONFIGURING C LIENT TCP/IP 4-14 3. T ype “IPCONFIG /RENEW” and press the <ENTER> key . V erify that your IP address is now 192.168.1.xxx , your Subnet Mask is 255.255.255.0 and your Default Ga teway is 192.168.1.1 . These val ues confir m that your Bar ricade is functioning . 4. T ype “EXIT” and press <ENTER> to close the “Co ...

  • SMC Networks SMC7401BRA - page 83

    C ONFIGURING Y OUR M ACINTOSH C OMPUTER 4-15 . F ollow these instru ctions: 1. Pull down the Apple Menu. Click “Control P anels” and select “TCP/IP . ” 2. In the TCP/IP dialog bo x, make sure “Eth er net” is selected in the “Connect via:” field. 3. If “Using DHCP Ser ver” is al ready selected in the “Configure” field, your c ...

  • SMC Networks SMC7401BRA - page 84

    C ONFIGURING C LIENT TCP/IP 4-16 Use the space belo w to record the information. 5. After writing do wn your IP settings , select “Using DHCP Ser ver” in the “Config ure” field and close the window . 6. Another bo x will appear asking whether you w ant to sav e your TCP/IP settings . Click “Sav e. ” Step 2. Disable HTTP Proxy Y ou need ...

  • SMC Networks SMC7401BRA - page 85

    C ONFIGURING Y OUR M ACINTOSH C OMPUTER 4-17 3. Uncheck all checkbox es and click “OK. ” Netscape 1. Open Netscape and click the s t op button. Click “Edit” and select “Preferences .” 2. In the “Preferences” dialog bo x, in the left-hand column labeled Categ or y , ” se lect “ Advanced. ” Unde r the “ Advanced” catego r y ...

  • SMC Networks SMC7401BRA - page 86

    C ONFIGURING C LIENT TCP/IP 4-18 Step 3. Obtain IP Settings from Your Barricade Now that y ou have configured y our computer to connect to your Bar ricade, it needs to obtain new network settings . By releasing old DHCP IP settings and renewing them with settings from y our Bar ricade, y ou can verify that y ou have configured your computer correct ...

  • SMC Networks SMC7401BRA - page 87

    A-1 A PPENDI X A T ROUBLESHOOTING Diagnosing LED Indicators The Bar ricade can be easily monitored through the front panel indicators to identify problems . T his section describes common p roblems you may encounter and possible solutions . Troubleshooting Chart Symptom Action LED Indicators PWR LED is Off • External power sup ply has failed o r ...

  • SMC Networks SMC7401BRA - page 88

    T R OUBLESHOOTING A-2 LED Indicators USB Activity or Ethernet Activity LED is Off • Verify that th e Barricade and attached device are powered on. • Be sure the cable is plugged into both the Barricade and correspondin g device. • Verify tha t the proper cabl e type is used and its length does not exceed specifi ed limits. • Be sure that th ...

  • SMC Networks SMC7401BRA - page 89

    D IAGNOSING LED I NDICATORS A-3 Network Connection Problems Cannot Ping th e Barricade from the attached LAN, or the router cannot Ping an y device on the atta ched LAN • Verify that IP addresses are properly configured. F or most applicat ions, you should use the Barricade’s DHCP function to dynamical ly assign IP addre sses to ho s t s o n t ...

  • SMC Networks SMC7401BRA - page 90

    T R OUBLESHOOTING A-4 ...

  • SMC Networks SMC7401BRA - page 91

    B-1 A PPENDIX B C ABLES Ethernet Cable Caution: Do NOT plug a phone jack connector into any RJ-45 port. For Ethernet connections, use only twisted-pair cables with RJ-45 connectors that conform to FCC standards. Specifications Wiring Conventions F or Ethernet connections, a twisted-pair cable must ha ve two pairs of wires . Each wire pair is identi ...

  • SMC Networks SMC7401BRA - page 92

    C ABLES B-2 RJ-45 Port The Ether net port on this router uses a crossov er pin ar rangement (MDI-X). Therefore, you can use the crossov er cable provided in the package to connect to the router with your PC . W hen connecting to other network devices such as an Ethernet switch, use the cable type shown in the following table . Pin Assignments With ...

  • SMC Networks SMC7401BRA - page 93

    RJ-45 P ORT B-3 Straight-Through Wiring If the twisted-pair cable is to join tw o ports and only one of the por ts has an internal crossover (MDI-X), the tw o pairs of wires must be straight-through. Crossover Wiring If the twisted-pair cable is to join two ports and both por ts use an inter nal crossov er (MDI-X) or neither por t uses an internal ...

  • SMC Networks SMC7401BRA - page 94

    C ABLES B-4 ADSL Cable Use standard telephone cable to connect the RJ-11 tele phone wall outlet to the RJ-11 ADSL port on the ADSL Router . Caution: Do NOT plug a phone jack connector into any RJ-45 port. For Ethernet connections, use only twisted-pair cables with RJ-45 connectors that conform with FCC standards. Specifications Wiring Conventions F ...

  • SMC Networks SMC7401BRA - page 95

    C-1 A PPENDI X C S PECIFICATIONS Interface Specifications ADSL Standards Confor mance Basic ADSL: ANSI T1.413 Issue 2 (full rate ADSL), RADSL, ITU G .992.1 (G .dmt), ITU G .992.2 (G .lite) T ranspor t Protocols: PPP/A T M (RFC 2364), Bridged and Router IP/A TM (RFC 1483), Classical IP/A TM (RFC 1577), Nativ e ATM, PPP/Ethernet (RFC 2516) AT M A t t ...

  • SMC Networks SMC7401BRA - page 96

    S PECIFICATIONS C-2 Media T ype Simultaneous data/v oice Media Connection RJ-11 phone wire connection to ADSL provider Ser vice Provider Equipment Digital Subs criber Line Access Mu ltiplexer ( DSLAM) Ethernet Access Method CSMA/CD Standards Confor mance IEEE 802.3, 802.3u Communication Rate 10/100 Mbps Communication Mode Full or half duplex Media ...

  • SMC Networks SMC7401BRA - page 97

    P HYS IC AL C HARACTERISTICS C-3 Management System Configuration W eb-based management via HTTP protocol to access embedded management agent Physical Characteristics Por t s 1 RJ-11 ADSL, 1 RJ-45 10/100 Mbps Ethernet Indicator P anel ADSL (TxD , RxD), Ethernet (Speed, Link/Act), P ower , Alar m Dimensions 220 x 133 x 38 mm (8.66 x 5.24 x 1.50in.) I ...

  • SMC Networks SMC7401BRA - page 98

    S PECIFICATIONS C-4 C-Tick - AS/NZS 3548 (1995) Class B Immunity IEC 1000-4-2/3/4/6 Safety UL 1950 EN60950 (TÜV) CSA 22.2 No . 950 Wa r r a n t y Thre e years ...

  • SMC Networks SMC7401BRA - page 99

    Glossary-1 A PPENDIX D G LOSSARY 10BASE-T IEEE 802.3 specification for 10 Mbps Ethernet over two pairs of Categ ory 3, 4, or 5 UTP cable. 100BASE-TX IEEE 802.3u specification for 100 Mbps Fast Ethernet ov er two pairs of Categor y 5 UTP cable. Asymmetric Digital Subscriber Line (ADSL) ADSL allows more data to be sent over existing copper telephone ...

  • SMC Networks SMC7401BRA - page 100

    G LOSSAR Y Glossary-2 Bridging A device that connects tw o LANs, or two segments of the same LAN . Unlike routers , bridg es are protocol-independent. T hey simply forward packets without analyzing and re-routing messag es . Consequently , they may be faster than routers , but are less versatile. Challenge-Handshake Authentication Protocol (CHAP) A ...

  • SMC Networks SMC7401BRA - page 101

    G LOSSAR Y Glossary-3 Dynamic Routing Dynamic routing uses a routing protocol to exc hang e routing infor mation with neighboring routers on the network. It calculates routing tables based on a giv en metric, such as least number of hops or shortest path. It can respond to c hang es in the status or traffic on the netw ork, re-routing traffic as re ...

  • SMC Networks SMC7401BRA - page 102

    G LOSSAR Y Glossary-4 G.lite A standard that defines the more economical splitterless ADSL connection that transmits data at up to 1.5 Mbps downstream and 512 Kbps upstream. This ADSL option can be installed without an on-site visit by the ser vice provider . IEEE 802.3 Defines car rier sense multiple access with collision detection (CSMA/CD) acces ...

  • SMC Networks SMC7401BRA - page 103

    G LOSSAR Y Glossary-5 Media Access Control (MAC) A portion of the netw orking protocol that g ov er ns access to the transmission medium, facilitating the exchange of data between netw ork nodes . Media Dependent Interface (MDI) The IEEE standard for the UTP interface to t wisted-pair Ether net. MDI defines a straight-through pin assignment that al ...

  • SMC Networks SMC7401BRA - page 104

    G LOSSAR Y Glossary-6 almost arbitrar y number of connections is multiplexed using TCP port infor mation. Password Authentication Protocol (PAP) A basic for m of authentication, in which a user’ s name and password are transmitted ov er a network and compared to a table of name-password pairs . Permanent Virtual Circuit A virtual network circuit ...

  • SMC Networks SMC7401BRA - page 105

    G LOSSAR Y Glossary-7 Protocol Multiplexing See Multiprotocol Encapsulation Quality of Service (QoS) A network protocol used to specify a guaranteed throughput lev el. T his protocol is often used by ATM pro viders to guarantee their customers a minimum end-to-end latency . Rate Adaptive ADSL (RADSL) An ADSL ser vice that automatically adjusts the ...

  • SMC Networks SMC7401BRA - page 106

    G LOSSAR Y Glossary-8 Routing Routing forwards incoming IP pack ets using statically defined routes or a dynamic routing protocol such as RIP 2. Routing Information Protocol (RIP) A protocol that specifies ho w routers exc hang e routing table infor mation. Splitter A hardware device used in G .dmt to split the data and voice traffic before passing ...

  • SMC Networks SMC7401BRA - page 107

    G LOSSAR Y Glossary-9 Virtual Host A netw ork device, such as this router, or a ser ver configured to perform Netw ork Address T ranslation (NA T). Virtual Path An A TM network connection betw een two nodes that spans across a series of routers or Layer -3 switches . Virtual Server T ransparently redirects specific ser vice requests (such as W eb o ...

  • SMC Networks SMC7401BRA - page 108

    G LOSSAR Y Glossary-10 ...

  • SMC Networks SMC7401BRA - page 109

    38 T esla Irvine, CA 92618 Phone: (949) 679-8 000 FOR TECHNICAL SUPPOR T , CALL: From U.S.A. and Canada (2 4 hours a day , 7 days a week) (800) SMC-4-Y OU; (949) 679-80 00; Fax: (949) 67 9-1481 From Europe (8:00 AM - 5:30 PM UK T ime) 44 (0) 118 974 8700; Fa x: 44 (0) 118 974 8701 INTERNET E-mail addresses: techsupport@smc.com european.techsupp ort ...

Manufacturer SMC Networks Category Network Router

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use SMC Networks SMC7401BRA by users. Manuals are usually written by a technical writer, but in a language understandable to all users of SMC Networks SMC7401BRA.

A complete SMC Networks manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual SMC Networks SMC7401BRA - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the SMC Networks SMC7401BRA, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the SMC Networks SMC7401BRA, that we can find in the current document
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