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Allied Telesis fast ethernet 10/100 hubs manual

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  • Page 1

    USER’S GUIDE A T-FH81 2u A T-FH82 4u F ast Ethernet 10/100 Hubs PN 613-10 752- 00 Rev. B[...]

  • Page 2

    Copyright © 1998 Allied T elesyn International, Corp. 950 Kifer Road, Sunnyvale CA 94086 USA All rights reserved. No part o f this publication may be repr oduced w ithout prior w ritten permission from Allie d T elesyn Interna tional, Corp. Ethernet is a registered tr ademark of Xe rox Corporation. SNMP c is a registered trademark of Castle Rock. [...]

  • Page 3

    iii T ab le of Contents AT-FH812u and AT-FH82 4u Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Introducti on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Page 4

    [...]

  • Page 5

    1 A T -FH812u and A T -FH824u Software Introduction The AT-F H812u and AT-FH824 u hub (and the c onnected stack) is m anaged throu gh a direct consol e or modem connection to the AT- FH801u network manageme nt agent module's serial port, using T elnet to acc ess the hub ove r the network, a standard browser to access t he Agent Module's e[...]

  • Page 6

    AT-FH812 u and AT-FH 824u S oftwar e 2 Requ ired Connections for System Configuration The hub i ncludes a me nu-dr iven con fig uratio n progr am. T he ASCI I inte rfac e to th is program is acce ssed by ma king a direc t connect io n t o the serial po rt on the Agent Module, or by a Telnet con nection to the hub o ver the n etwork. This section de[...]

  • Page 7

    AT-FH812 u and AT-FH8 24u U ser’s G uide 3 Making a Telnet Connection Before you access the hub via an in-b and Telnet connection or with a Web browser, you must first configure i t with a valid IP address, subnet mask and default g ateway, using an out-of-band connec tion or BootP pr otocol. Once the hub's IP paramete rs are co nfi gured, y[...]

  • Page 8

    AT-FH812 u and AT-FH 824u S oftwar e 4 Con fi gur ing Your System with the Conso le Interfa ce Once a direc t conne ction t o the serial port or a Telnet conne ct ion is esta blis he d, the l ogin screen f or the on-b oard configurat ion program appears, as sho wn in Figur e 1. -------------------------------------- ---------------------- FH824U/FH[...]

  • Page 9

    AT-FH812 u and AT-FH8 24u U ser’s G uide 5 Using the System Configuration Prog ram The system configuration program let s you define system parameters; manage and control the hub, the connecte d stack and all its ports; and monitor network condit io ns. Figure 2 and the Tab le 1 briefly describ e th e selec t ions availa b le from this program. N[...]

  • Page 10

    AT-FH812 u and AT-FH 824u S oftwar e 6 T able 1 System Configuration Commands Menu Description System Information Provides system d escription, incl uding M IB identifier and o ther data . Restart Hub Resets management agen t for all hubs in stack or for selected hub. Exit Exits the confi guration program. Configu rat ion Pa ne ls System Configurat[...]

  • Page 11

    AT-FH812 u and AT-FH8 24u U ser’s G uide 7 Displaying System Info rmati on Use the System In formation screen t o display descrip tive infor mation about the hub, or for quick sy stem identifi cation, as shown in F igure 3 and Table 2. -------------------------------------- ---------------------- System Information System Description : CentreCOM [...]

  • Page 12

    AT-FH812 u and AT-FH 824u S oftwar e 8 Resetting the System Use the Reset command under the Main Menu to re set the agent. Logging Off the System Use the Exit comm and unde r th e Main Menu to exi t the con f ig uration progra m and termin ate comm unicati on s wit h the swi tch for the cu rre nt session. Perfor ming B asic Configuration Af ter i n[...]

  • Page 13

    AT-FH812 u and AT-FH8 24u U ser’s G uide 9 Changing the Network Configuration Use the Ne tw or k Co nfiguration scr ee n to configu re the hub's Inter net Protocol (IP ) paramete rs, set th e bootup opti on, and defi ne the maximum number of T elnet sessions allo wed. Table 3 defines the screen’s parameters liste d in Figure 4. -----------[...]

  • Page 14

    AT-FH812 u and AT-FH 824u S oftwar e 10 Assigning SNMP Parame ters U s e t he SNMP Conf ig uration scre e n to displ a y and mo dif y parame ters for t he Simple Network Managem ent Protocol (SNMP). The Ag ent Module mon itors the hardware status of the h ub (or connecte d stack), as well as th e traffic passing through th e port s. A Network Manag[...]

  • Page 15

    AT-FH812 u and AT-FH8 24u U ser’s G uide 11 SNMP Communities SNMP Communities Community Name Access Statu s 1. public READ/WRITE Enabled 2. READ-ONLY Disabled 3. READ-ONLY Disabled 4. READ-ONLY Disabled 5. READ-ONLY Disabled <APPLY> <OK> <CANCEL> The name of this SNMP community entry. <Ctrl-F> forward a char, <Ctrl-B>[...]

  • Page 16

    AT-FH812 u and AT-FH 824u S oftwar e 12 IP Tr ap Ma nagers IP Trap Managers IP Address Community Name Status 1. 0.0.0.0 public Disabled 2. 0.0.0.0 public Disabled 3. 0.0.0.0 public Disabled 4. 0.0.0.0 public Disabled 5. 0.0.0.0 public Disabled 6. 0.0.0.0 public Disabled 7. 0.0.0.0 public Disabled 8. 0.0.0.0 public Disabled 9. 0.0.0.0 public Disable[...]

  • Page 17

    AT-FH812 u and AT-FH8 24u U ser’s G uide 13 Hub Configuration Use the Hub C onfiguration screen to c onfigure any hub in the stack. This men u is used to configure the selected hub , as well as the Agent Modul e. Use the me nu in Figur e 8 to view a basi c desc ript ion of all the hubs in the s tack, inc ludin g hardware and firmware versio n num[...]

  • Page 18

    AT-FH812 u and AT-FH 824u S oftwar e 14 Hub Configuration Menu -------------------------------------- ---------------------- Hub Configuration Hub ID : 1 H/W Ver : 1 Serial No : 11-00-00-00-10 -24 # of Port : 24 10M BackPlane : Attached 100M BackPlane: Attached SNMP Agent ====================================== =============== Baudrate : 9600 H/W Ve[...]

  • Page 19

    AT-FH812 u and AT-FH8 24u U ser’s G uide 15 T able 8 Hub Configuration P arameters Parameters Descrip tion Hub Hub ID Hub id entifier in stack. Serial No Serial nu mber of this hub. 10M Backplane Attaches/isolates hub's 1 0 Mbps repeater bus from the stack's data channel. 100M Backplan e Attaches/isolates hub's 1 00 Mbps repeater b[...]

  • Page 20

    AT-FH812 u and AT-FH 824u S oftwar e 16 Configuring Port Parame ters Select Administr ative Status Co ntrol from the Port Co nfiguration sc reen to config ure any port on the hub . The follow ing menu show s the configur ation options. In addition to t he functional para meters listed in Figure 10, note th at you can also enable/disable an y port. [...]

  • Page 21

    AT-FH812 u and AT-FH8 24u U ser’s G uide 17 T able 9 P or t Administration Status Control P arameters Parameters Description Admin State Allow s you to disable a p ort due to abnormal behavi or (e.g., excessive collisio ns), and then re-enab le it after the problem has been resolved . Y ou may also disable a por t for security reasons. Link State[...]

  • Page 22

    AT-FH812 u and AT-FH 824u S oftwar e 18 Defining Port Backu ps Select Backup Li nk Contro l (descr ibe d in Tabl e 1 0) from the Por t Co nfi guratio n screen t o define up t o 15 master/ slave port pai rs. If the connection t o the master port fails, the slave po rt will autom atical ly take ove r. For great e r reliabil ity, pri mary and secondar[...]

  • Page 23

    AT-FH812 u and AT-FH8 24u U ser’s G uide 19 Configuring Port Secur ity Select Por t Security Cont rol fr om the Port Conf igurat io n scre en to co nfi gure port intr usion protec tion. The parameters are descri bed in Figur e 12 and Table 11. ------ ------- --------- --------- ------ Port Security Control (1 - 12) Hub ID : 1 Port Mode Auth. Addr[...]

  • Page 24

    AT-FH812 u and AT-FH 824u S oftwar e 20 RMON Configuration Use the RMON C onfiguration screen (Fi gure 13) to enable/ disable RMON su pport or to attach the Age nt Module to either the 10 or 100 Mbp s segment. Tab le 12 describes the RMO N config urat ion para me ters. -------------------------------------- ---------------------- RMON Configuration[...]

  • Page 25

    AT-FH812 u and AT-FH8 24u U ser’s G uide 21 Download ing System Software Using TFTP Protocol to Download o ver the Network. Use the TFTP Download menu t o load software updates into th e hub. The do wnload file should be an atiflash.bi n binary file from Allied Telesyn; ot herwise the ag ent will n ot accept it. The success of the do w nload oper[...]

  • Page 26

    AT-FH812 u and AT-FH 824u S oftwar e 22 Using the Serial Port t o Download via Out- of-B and Use the XModem Downlo ad command to update available softwar e in the hub. The downlo ad file should be the atiflash.bin binary fil e fr om Al lie d T eles yn; otherwi se the agent w ill not acc ept it. Th is command spec ifies direct download from an attac[...]

  • Page 27

    AT-FH812 u and AT-FH8 24u U ser’s G uide 23 Changing System Passwords The User Passwords screen is used to display or modify user names and passwords for t he on-board conf iguration program. T here are two use r types: Admi nistrator and Guest. O nly the Admini strator has writ e access for par a meters governin g the SNMP agent. You should, th [...]

  • Page 28

    AT-FH812 u and AT-FH 824u S oftwar e 24 Displaying Repeater Statistics Use the Repeater Statis tics screen to display stati stics for the 10 Mbps an d 100 Mbps stack seg ments. These valu es can be use d to indicate t he approximate loading f or each segment, as shown in Figure 16 and defi ned in Table 17. -------------------------------------- ---[...]

  • Page 29

    AT-FH812 u and AT-FH8 24u U ser’s G uide 25 Displaying Hub Statistics Use the Hub Stati stics screen to display key statistics for each hub in the stack. Overall stat istics on th e traffic passing through each h ub are displayed. See Figur e 1 7 and Ta ble 1 8. -------------------------------------- ---------------------- Hub Statistics Refresh [...]

  • Page 30

    AT-FH812 u and AT-FH 824u S oftwar e 26 Displaying Port Statistics Use t he Port Statisti cs scree n to di splay ke y statistic s for each p ort. Overa ll stati stics on the t raffic passin g through each port are di splayed. This informati on can be used to identify p otential pr oblems with th e hub (e.g. , a faulty p ort). Select the required po[...]

  • Page 31

    AT-FH812 u and AT-FH8 24u U ser’s G uide 27 T able 19 P or t Statistics Statistics Descriptio n Refresh Statistics Refresh the displayed stati stics. Auto-Refresh Statis tics Refresh statistics at the interval specified in Console Confi guration. Reset Counter Reset the statistics counter for all items to zero. Readable Frames Number of goo d fra[...]

  • Page 32

    AT-FH812 u and AT-FH 824u S oftwar e 28 Trou bleshooti ng Refer to th e AT-FH812u and AT-FH824u Installation Guide for a more det aile d listing of troubl eshooting pr ocedures. However, if you have troubl e making a connec tion via Telnet or accessing the w eb or SNMP agent, then please r efer to the follo w in g se cti on. Network Management Acce[...]