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3Com 6000 manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    ® LAN PLEX ® 6000 S OFTWARE I NSTALLATION AND R ELEASE N OTES LANplex® Extended Switching Software Revision 8.0.2 December 2, 1996 Part No. 801-00371-000 Published December 2, 1996[...]

  • Page 2

    3Com Corporation ■ 5400 Bayfront Plaza ■ Santa Clara, California ■ 95052-8145 © 3Com Corporation, 1996. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without permission from 3Com Corporation. 3Com Corpor[...]

  • Page 3

    C ONTENTS LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE R EVISION 8.0.2 Over view 5 Hardware Dependencies 5 Upgrading Y our LMM or LMM+ 5 Extended Switching Soft ware Requirement 6 Release Highlights for 8.0.2 6 Release Highlights for 8.0.1 6 Release Highlights for 8.0.0 6 Before Y ou Start 7 Updating Y our System Soft ware 7 Copying System Softw[...]

  • Page 4

    System Issues 21 Known Problems 22 SNMP MIB F iles 24 Suppor ted V ersions 24 Compiler Support 24 Revision Histor y 26 T echnical Suppor t 28 Support from Y our Network Supplier 28 Suppor t from 3C om 28 Returning Products for Repair 29 IP M ULTICAST R OUTING Enabling and Disabling DVMRP A-2 Enabling and Disabling IGMP A-2 Administering IP Multicas[...]

  • Page 5

    LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE R EVISION 8.0.2 Ov ervie w These installation instructions and release notes describe revision 8.0.2 of the LANplex 6000 Extended Switching sof tware fr om 3Com Corporation, dated December 2, 1996. This revision supersedes revision 8.0.1, dated November 13, 1996. Hardware Dependencies LANplex Intellig[...]

  • Page 6

    6 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE Extended Switching Software Requirement Release 8.0.0 or greater of Extended Switching Soft ware r equires a minimum of 2 MB of memor y on Ethernet/FDDI Switching Modules (EFSMs). Memor y configuration may vary . If you have an EFSM with 1 MB of memor y , you can order a memor y upgrade . Contact y[...]

  • Page 7

    Updating Your System Software 7 CAUTION: The FSM module requires LANplex system software revision 8.0.0 or later and LMM+ revision 1.21 or greater (for revision 1 modules) or revision 2.12 or greater (for revision 2 modules). S ee “Upgrading Y our LMM or LMM+” on page 5. The menu item ip forwarding was changed to ip routing at release 7.0.0. If[...]

  • Page 8

    8 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE Cop ying System Software to a Hard Disk Y ou can copy system soft ware to a system that has either a UNIX or an MS-DOS operating system. Cop ying to the UNIX® Platform The LANplex software for a UNIX system is distributed on fiv e disk ettes. Diskettes #1, #2, #3 and #4 contain the LANplex sof twa[...]

  • Page 9

    Updating Your System Software 9 8 Inser t diskette #4 containing the LANplex software file into the disk drive and extrac t the fourth par t of the file using the following command: tar xvf /dev/rfd0 9 Remove diskette #4 using the following command: # eject The following files should be in y our /usr/lp6000R director y : ■ README1 ■ lp6000R0[...]

  • Page 10

    10 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE 3 At the command line in the Setup dialog box, enter a:setup and click OK . A W elcome screen appears. Y ou are prompted to continue or to cancel the installation. T o continue, click Nex t . T o cancel the installation and exit the Setup program, click C ancel . Y ou will be guided through the res[...]

  • Page 11

    Updating Your System Software 11 Loading Sy stem Software on the LMM+ Before loading the system software on the LMM+, verify that the host computer , which has a copy of the updated system sof tware , is connec ted to the LANplex 6000 system. Y ou can load the system software into flash memor y while the system is operating . Y ou do not need to b[...]

  • Page 12

    12 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE Example of the software installation prompts. Host IP address [192.9.200.14]: 192.9.200.96 Install file pathname [/usr/lp6000R/lp6000R]: User name: ronnyk Password: After the soft ware is loaded , this message appears: Installation complete. If the LANplex executable software image stored in flash[...]

  • Page 13

    What’s New at Revision 8.0.2? 13 The Extended Switching User Guide ships with Extended Switching S oftware (3C96270A). Individual modules ship with their installation guides: ■ LMM (LANplex Management Module) Installation Guide (Rev . 01, Pa r t No . 801-00264-000) ■ FCM (FDDI Conc entrator Module) Installation Guide (Rev . 02, Part No. 801-0[...]

  • Page 14

    14 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE Software Changes and Corr ec tions at 8.0.1 The following system issues and known problems have been corr ec ted at this release: ■ The FSM’ s Port Status LEDs no longer light yellow after diagnostics have run on the system when the por t’ s FDDI MAC was assigned to the internal FDDI backplan[...]

  • Page 15

    What’s New at Revision 8.0.0? 15 LANplex Extended switching soft w are 8.0.0 or greater requires 2 MB EFSMs . The EFSM TP-DDI module does hav e 4 MB of memor y , although its lower ejector tab label is blank. See “Ex tended Switching Software Requirement ” on page 6. Support for RMON Revision 8.0.0 or greater of LANplex software offers F ull-[...]

  • Page 16

    16 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE RMON MIB Support Added. RMON MIB support has been added for: ■ Statistics ■ Histor y ■ Alarm ■ Event State Field A dded to the Inter face Displa y A new field , state , has been added to the inter face displa y table, allowing you to view the state of all inter faces configur ed for each [...]

  • Page 17

    What’s New at Revision 8.0.0? 17 Sy stem upTime Menu Item Added Y ou can display the length of time — in minutes, hours, and days — since the last system reboot. T o display system upTime: 1 F rom the top level of the Administration Console , enter : system upTime System upTime is displayed . New FDDI MA C Statistic Added A new FDDI MAC stati[...]

  • Page 18

    18 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE New F ields Added to FDDI MA C Summar y and Detail F ive fields — currentPath , location , rxE rr ors , smtAddr ess , and station — have been added to the summar y displa y for the FDDI MAC. The field rxE rr ors has been added to the detail display . Field descriptions , a sample FDDI MAC sum[...]

  • Page 19

    What’s New at Revision 8.0.0? 19 Example detail display of FDDI MAC inf ormation: slot mac rxFrames rxBytes rxFrameRate 2 1 18 2102 0 2 2 0 0 0 slot mac rxByteRate rxPeakFrameRate rxPeakByteRate 2 1 0 5 526 2 2 0 0 0 slot mac lostCount lateCount notCopiedCount 2 1 0 0 0 2 2 0 0 0 slot mac notCopiedThresh notCopiedRatio notCopiedCond 2 1 6550 0 in[...]

  • Page 20

    20 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE Source Route Hop C ount Limit Now C onfigurable Y ou can now restrict tok en ring traffic by configuring the Sour ce Route (SR) hop count limit. T o configure the SR hop count limit, from the top level of the Administration Console , enter: srHopLImit Y ou are prompted to enter the limit you wa[...]

  • Page 21

    System Issues 21 Software Changes and Corr ec tions at 8.0.0 The following system issues and known problems have been corr ec ted at this release: ■ IP RIP cannot be set to active unless IP routing is enabled . ■ IP icmpRouterDiscovery cannot be enabled unless IP routing is enabled. ■ IP routing cannot be disabled unless IP RIP is not active [...]

  • Page 22

    22 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE ■ Roving Analysis frames over a r emote F ast Ethernet connection are truncated if greater than 1495 bytes. ■ ESMs do not suppor t IGMP snooping . IP multicast traffic should be filtered using a packet filter to avoid unwanted traffic. ■ EFSM packet filters can access packet data through[...]

  • Page 23

    Known Problems 23 you do this, however , the system fails when you attempt to remove one of the inter faces. In the following example , the FDDI and the Ethernet inter faces both hav e class B IP addresses, and both have the same subnet mask: FDDI inter face 158.101.101.1 Subnet mask: 255.255.0.0 Ethernet inter face: 158.101.20.1 Subnet mask: 255.2[...]

  • Page 24

    24 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE SNMP MIB F iles SNMP MIB files are shipped with the LANplex system software as ASN.1 files on one of the software diskettes. Copies of ASN.1 files are provided f or each of the suppor ted compilers described at the end of this section. Suppor ted V ersions The SNMP MIB file names and the curren[...]

  • Page 25

    SNMP MIB Files 25 ■ mib2schema (with SunNet Manager version 2.0) The MIB file fddiSmt7.mib produces the following warning messages when compiled using mib2schema: Translating.... Warning: The following INDEX entries in fddimibMACCountersTable not resolved: fddimibMACSMTIndex fddimibMACIndex Translation Complete. Schema file in “fddiSmt7.mib.sc[...]

  • Page 26

    26 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE Revision History The following table pr ovides a brief description of the previous releases of the LANplex 6000 Extended Switching soft ware . T able 3 Revision Histor y for LANplex® 6000 Extended Swit ching Soft war e Revision Number Description of Release 8.0.1 ■ Support for IP routing on the [...]

  • Page 27

    Revision History 27 6.0.0 New features: ■ Support for the Token Ring Switching Module (TRSM) 5.0.0 New features: ■ Support for LMM+, the memory management module ■ Support for IPX Routing ■ Support for AppleTalk Routing 4.3.0 New features: ■ UDP Helper ■ IPX Snap Translation Option ■ Support for EFSM Type 1, 10BASE-2 (BNC) option modu[...]

  • Page 28

    28 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE T echnical Suppor t This sec tion describes technical support information for 3Com pr oducts. Support from Y our Network Supplier Many suppliers ar e authorized 3Com ser vice partners who are qualified to provide a v ariety of ser vices, including network planning, installation, hardware maintenan[...]

  • Page 29

    Technical Support 29 If you are outside the U.S. and Canada, contac t your local 3C om sales office to find your authorized service provider : * These numbers are toll-free. Returning Products for Repair Before y ou return a product sent directly to 3Com for repair , you must first obtain a Return Materials Authorization (RMA) number . A product[...]

  • Page 30

    30 LAN PLEX ® 6000 E XTENDED S WITCHING S OFTWARE[...]

  • Page 31

    A IP M ULTICAST R OUTING This appendix describes how to set up your LANplex® system to use IP multicast routing . Before you define any IP multicast interfaces, you should have previously defined IP int er faces and routes as described in the LANplex® 6000 Extended Switching User Guide . This appendix includes information on how to display or c[...]

  • Page 32

    A-2 A PPENDIX A: IP M ULTICAST R OUTING Enabling and Disabling DVMRP DVMRP is the simple Distance V ector Multicast Routing Protocol, similar to the IP Routing Information P rotocol. Multicast routers exchange distance vector updates that contain lists of destinations and the distance in hops to each destination. T he routers maintain this informat[...]

  • Page 33

    Administering IP Multicast Interfaces A-3 When you select the IGMP option, the inter face prompts y ou to enable or disable IGMP snooping mode and IGMP quer y mode. Both are enabled by default. Under most conditions, IGMP snooping mode and IGMP quer y mode should remain enabled . T o enable or disable IGMP , from the top level of the Administration[...]

  • Page 34

    A-4 A PPENDIX A: IP M ULTICAST R OUTING Rate Limit The rate limit determines how fast multicast traffic can trav el over the inter face in kilobytes per second . Multicast traffic may not exceed this rate limit or the LANplex system will drop packets in order to maintain the set rate. The default is set to 0 , which implies no rate limit. In all [...]

  • Page 35

    Administering IP Multicast Interfaces A-5 Disabling Multicast Inter faces T o disable multicast routing on an inter face: 1 F rom the top level of the Administration Console , enter : ip multicast interface disable 2 Enter the index number of the inter face y ou want to disable. The inter face is disabled . Enabling Multicast Inter faces Multicast [...]

  • Page 36

    A-6 A PPENDIX A: IP M ULTICAST R OUTING Administ ering Multicast T unnels A multicast tunnel allows multicast packets to cross several unicast routers to a destination router that supports multicast. A tunnel has two end points. The local end point is associated with an inter face on the LANplex router . When you define the tunnel, you specify the[...]

  • Page 37

    Administering Multicast Tunnels A-7 Defining a Multicast T unnel T o define a multicast tunnel: 1 F rom the top level of the Administration Console , enter : ip multicast tunnel define 2 Enter the index number(s) of the inter face(s) with which y ou want to associate a multicast tunnel. 3 Enter the IP address of the destination multicast router .[...]

  • Page 38

    A-8 A PPENDIX A: IP M ULTICAST R OUTING Displaying Routes T o display all available routes in the IP multicast routing table: 1 F rom top level of the Administration Console , enter : ip multicast routeDisplay The DVMRP and IGMP status appear on the screen. The following displa y shows all available multicast routes: T able A-1 describes the field[...]

  • Page 39

    Displaying the Multicast Cache A-9 Displaying the Multicast Cache The multicast cache contains the IP source address and destination addr ess for packets obser ved on the system. The multicast cache shows you how information is routed o ver inter faces and ports in your system. T o display all learned routes in the multicast cache: 1 F rom the top [...]

  • Page 40

    A-10 A PPENDIX A: IP M ULTICAST R OUTING Example: Enter multicast source address [131.188.0.0] Enter multicast group address [244.2.0.2] DVMRP is enabled, IGMP snooping is enabled The following displa y shows the multicast cache configuration: Multicast Routing Cache Table (125 entries) Origin Mcast-group CTmr Age PTmr In-If Out-Ifs >202.242.13[...]

  • Page 41

    Displaying the Multicast Cache A-11 T able A-2 describes the fields in the CacheDisplay . T able A-2 Information in the CacheDisplay Field Description Origin The source of the incoming packets. Entries preceded by an angle bracket (>) indicate a multicast subnet. Entries without an angle bracket beneath subnet entries are multicast routers with[...]

  • Page 42

    A-12 A PPENDIX A: IP M ULTICAST R OUTING[...]