Configuring The Maximum Aging Time For A Vlan; Enabling Rapid-Pvst - Cisco 6500 Series Software Configuration Manual
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Also See for 6500 Series:
- Configuration manual (392 pages) ,
- Configuration note (212 pages) ,
- Installation manual (194 pages)
Table of Contents
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Chapter 15
Configuring STP and IEEE 802.1s MST
This example shows how to configure the forward delay time for VLAN 200 to 21 seconds:
Router# configure terminal
Router(config)# spanning-tree vlan 200 forward-time 21
Router(config)# end
Router#
This example shows how to verify the configuration:
Router# show spanning-tree vlan 200 bridge
Vlan
---------------- -------------------- ---- ---- -----
VLAN200
Router#
Configuring the Maximum Aging Time for a VLAN
To configure the STP maximum aging time for a VLAN, perform this task:
Command
Step 1
Router(config)# spanning-tree vlan vlan_ID
max-age max_age
Router(config)# no spanning-tree vlan vlan_ID
max-age
Step 2
Router(config)# end
Step 3
Router# show spanning-tree vlan vlan_ID bridge
[detail]
This example shows how to configure the maximum aging time for VLAN 200 to 36 seconds:
Router# configure terminal
Router(config)# spanning-tree vlan 200 max-age 36
Router(config)# end
Router#
This example shows how to verify the configuration:
Router# show spanning-tree vlan 200 bridge
Vlan
---------------- -------------------- ---- ---- -----
VLAN200
Router#
Enabling Rapid-PVST
Rapid-PVST uses the existing PVST+ framework for configuration and interaction with other features. It also
supports some of the PVST+ extensions.
To enable Rapid-PVST mode on the switch, enter the spanning-tree mode rapid-pvst command in
privileged mode. To configure the switch in Rapid-PVST mode, see the
page
78-14099-04
Bridge ID
49152 0050.3e8d.64c8
Bridge ID
49152 0050.3e8d.64c8
15-22.
Catalyst 6500 Series Switch Cisco IOS Software Configuration Guide—Release 12.1 E
Hello Max
Fwd
Time
Age Delay
Protocol
--------
2
20
21
ieee
Purpose
Configures the maximum aging time of a VLAN. The
max_age value can be from 6 to 40 seconds. The vlan_ID
value can be 1 through 4094, except reserved VLANs (see
Table 9-1 on page
9-2).
Reverts to the default maximum aging time.
Exits configuration mode.
Verifies the configuration.
Hello Max
Fwd
Time
Age Delay
Protocol
--------
2
36
15
ieee
"Configuring STP" section on
Configuring STP
15-33
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Troubleshooting
