Troubleshooting Split Multilink Trunking Issues; Navigation; Troubleshooting When The Interswitch Trunking Goes Down; Troubleshooting When The Maximum Supported Smlt Ids Is 31 Through Mlt - Nortel 8300 Troubleshooting Manual

44 Software troubleshooting

Troubleshooting Split MultiLink Trunking issues

Use the tasks in this section to troubleshoot the following issues with Split
MultiLink Trunking (SMLT):

Navigation

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Troubleshooting when the interswitch trunking goes down

If the interswitch trunking (IST) goes down, the network experiences an
unstable condition that can lead to loop, broadcast storm, and loss of
connectivity. Use the following procedure to minimize the single hardware
point-of-failure:
Procedure steps
Step
1
Troubleshooting when the maximum supported SMLT ids is 31 through
MLT
Use the following procedure to increase the maximum SMLT ids to 512.
Step
1
Copyright © 2007, Nortel Networks
.
"Troubleshooting if the interswitch trunking goes down" (page 44)
"Troubleshooting if the maximum supported SMLT ids is 31 through
MLT" (page 44)
Action
Distribute IST links between modules by selecting member links that
are on different modules.
For more information about configuring IST, see Nortel Ethernet
Routing Switch 8300 Configuration — VLANs, Spanning Tree, And
Static Link Aggregation using the NNCLI (NN46200-504), Nortel
Ethernet Routing Switch 8300 Configuration — VLANs, Spanning
Tree, And Static Link Aggregation using the CLI (NN46200-509),
or Nortel Ethernet Routing Switch 8300 Configuration — VLANs,
Spanning Tree, And Static Link Aggregation using Device Manager
(NN46200-510) .
Action
Use Single Link Trunk (SLT) by configuring SMLT on one port directly.
Nortel Ethernet Routing Switch 8300
Troubleshooting
NN46200-704 01.01 Standard
4.0 29 October 2007
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