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Catalyst 6500 Series Switch Command Reference—Release7.6
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Chapter2 Catalyst 6500 Series Switch and ROM Monitor Commands set spantree portinstancecost
Examples These examples show how to use the set spantree portinstancecost command and explicitly specify the
path cost of a port:
Console> (enable) set spantree portinstancecost 2/10 cost 6 1-10
Port 2/10 instances 11-16 have path cost 2000000.
Port 2/10 instances 1-10 have path cost 6.
This parameter applies to trunking ports only.
Console> (enable)
These examples show how to use the set spantree portinstancecost command without explicitly
specifying the path cost of a port:
Console> (enable) set spantree portinstancecost 1/2
Port 1/2 Instances 1-1005 have path cost 3100.
Console> (enable)
Console> (enable) set spantree portinstancecost 1/2 16
Port 1/2 Instances 16,22-1005 have path cost 3100.
Console> (enable)
This example shows the display if you enter the command when PVST+ is enabled:
Console> (enable) set spantree portinstancecost 3/1
This command is only valid when STP is in MISTP or MISTP-PVST+ mode.
Console> (enable)
This example shows how to set the port cost for a specific MST instance:
Console> (enable) set spantree portinstancecost 2/10 cost 6 1-10 mst
Port 2/10 mst instances 1-10 have path cost 6.
This parameter applies to trunking ports only.
Console> (enable)
Related Commands clear spantree portinstancecost
show spantree mistp-instance