Cisco Catalyst 2960 Series, Configuration Manual

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Purpose Command or Action
Enters the global configuration mode. configure terminal
Example:
Switch#
configure terminal
Step 2
Configures the forward time of a VLAN. The forwarding delay is the
number of seconds an interface waits before changing from its
spanning-tree learning and listening states to the forwarding state. spanning-tree vlan vlan-id forward-time
seconds
Example:
Switch(config)# spanning-tree vlan
20,25 forward-time 18
Step 3
• For vlan-id , you can specify a single VLAN identified by VLAN
ID number, a range of VLANs separated by a hyphen, or a series
of VLANs separated by a comma. The range is 1 to 4094.
• For seconds , the range is 4 to 30; the default is 15.
Returns to privileged EXEC mode.
end
Example:
Switch(config)#
end
Step 4
Configuring the Maximum-Aging Time for a VLAN
This procedure is optional.
SUMMARY STEPS
1. enable
2.
configure terminal
3. spanning-tree vlan vlan-id max-age seconds
4.
end
DETAILED STEPS
Purpose Command or Action
Enables privileged EXEC mode. Enter your password if prompted. enable
Step 1
Example:
Switch> enable
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
236
How to Configure Spanning-Tree Features