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Setting Alarm Thresholds
Modifying the Default Vlan
Administering IP
System Issues
System nvdata reset
Access by Analog Modem
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Contents
CoreBuilder Extended Switching Software Revision October 17
Corebuilder
United States Government Legends
Contents
IP Multicast Routing
Vlans on the Corebuilder System
3COM Corporation Limited Warranty
CoreBuilder 6000 Extended Switching software from 3Com
Overview
Dated May 30
Corebuilder 6000 Extended Switching Software Revision
Updating Your System Software
Remove diskette #1 using the following command
Remove diskette #2 using the following command
Remove diskette #3 using the following command
Remove diskette #4 using the following command
Remove diskette #5 using the following command
Following files are now in your /usr/lp6000R directory
Loading System
Software on
LMM+
\3com\lp6000R\image\lp6000R
User
Documentation
What’s New at
Revision 8.2.3?
Corrections implemented at this release
To define an IP interface
Enter the number of the Vlan whose interface you are defining
AxFDDI axFDDI group AxFDDIHistory axFDDI group
To enable Spanning Tree transitions, enter
To disable Spanning Tree transitions, enter
Displaying Bridge Information
System prompts you for slot numbers
Sample display of bridge port information
Revision 8.2.0?
Corrections that are implemented at this release
What’s New at Revision 8.2.0?
You receive the prompt to select each port’s duplex mode
System displays this message
Default To select the default all, press Return
FTP Packet Filter Program Transfers via Snmp
first telnet session is disconnected and the system displays
Sample screen showing the display after the changes
What’s New at Revision 8.2.0?
Power supply +5-volt input has failed
Power supply +12-volt input has failed
Power supply +5-volt input is restored
This message is immediately overwritten with
System Issues
System nvdata reset
System Issues
Known Problems
New Imports section now looks like this
Received ftpCommand Quit not completed errno
Corebuilder 6000 Extended Switching Software Revision
Snmp MIB Files
Support for IP routing on the Fddi Switching Module FSM
Configurable Source Route hop count limit
Efsm
LpBridgePortAddressLearnedEvent
Corebuilder 6000 Extended Switching Software Revision
IP Multicast Routing
Following parameters
Enabling
Disabling Dvmrp
Disabling Igmp
Administering IP
Multicast
Interfaces
Multicast interface
Example multicast interface configuration for the slot
Disabling Multicast Interfaces
Enabling Multicast Interfaces
Administering
Multicast Tunnels
Example
Address of the remote multicast router
Associate a multicast tunnel
Enter the IP address of the destination multicast router
Enter the Dvmrp metric value of the tunnel
Enter the Time To Live TTL threshold of the tunnel
Displaying Routes
Following display shows all available multicast routes
Table A-1describes the fields in the route display
Displaying
Multicast Cache
Following display shows the multicast cache configuration
Table A-2describes the fields in the CacheDisplay
Remote Monitoring Rmon B Technology
CoreBuilder
Implementation
Segment being monitored
Table B-3 Supported Ethernet and Fddi Frame Size Buckets
Rmon Groups
Setting Alarm Thresholds
Example of an Alarm Threshold
Rmon Groups
3Com Transcend Rmon Agents
Management Information Base MIB
Figure B-3 Example of an Rmon MIB Counter Object
About VLANs
CoreBuilder system, VLANs allow you to
Create firewalls
Locations
Appendix C Vlans on the Corebuilder System
Protocol Suite
Layer 3 Addressing Information
SNA
Modifying the Default Vlan
How CoreBuilder System Makes Flooding Decisions
Vlan Exception Flooding
Overlapped IP VLANs
Routing Between VLANs
Administering Vlans
Displaying Vlan Information
Example of a summary display for several VLANs
Table D-1describes these statistics
Defining Vlan
Information for a
Traditional Bridge
As an Efsm or a TMM
Information for An HSI Switch Engine
Enter the subnetwork mask
Defining Vlan Follow these steps to create a Vlan definition
Enter the IP subnet address Enter the subnetwork mask
Bridge vlan modify
Bridge vlan remove
Technical Support
Access by Analog Modem
Type go threecom
Regional Sales Office Telephone Number 3Com Corporation
Returning Products for Repair
Page
3Com Corporation Limited Warranty
Limitation of Liability
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