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Tune the SRB Network
BC-142
Bridging and IBM Networking Configuration Guide
Figure 54 Controlling Explorer Storms in Redundant Network Topologies
The source-bridge explorer-dup-ARE-filter command can be used to reduce explorer traffic by
filtering explorer frames.
To optimize explorer processing, use one or more of the following commands in global configuration
mode:
You must also disable explorer fast-switching which is, by default, enabled. To disable explorer
fast-switching, use the following command in global configuration mode:
To enable explorer fast-switching after it has been disabled, use the following command in global
configuration mode:
Command Purpose
source-bridge explorerq-depth depth Set the maximum explorer queue
depth.
source-bridge explorer-dup-ARE-filter Prevent explorer storms in redundant
network topologies by filtering
explorers that have already been
forwarded once.
source-bridge explorer-maxrate maxrate Set the maximum byte rate of
explorers per ring.
Command Purpose
no source-bridge explorer-fastswitch Disable explorer fast switching.
Command Purpose
source-bridge explorer-fastswitch Enable explorer fast switching.
Token
Ring 1
Token
Ring 2
Token
Ring 3
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Ring 4
Station X
Station Z
S5002
Router A Router B