Cisco Systems 3560 사용자 설명서
18-23
Catalyst 3560 Switch Software Configuration Guide
OL-8553-06
Chapter 18 Configuring MSTP
Configuring MSTP Features
Configuring the Forwarding-Delay Time
Beginning in privileged EXEC mode, follow these steps to configure the forwarding-delay time for all
MST instances. This procedure is optional.
MST instances. This procedure is optional.
To return the switch to its default setting, use the no spanning-tree mst forward-time global
configuration command.
configuration command.
Configuring the Maximum-Aging Time
Beginning in privileged EXEC mode, follow these steps to configure the maximum-aging time for all
MST instances. This procedure is optional.
MST instances. This procedure is optional.
To return the switch to its default setting, use the no spanning-tree mst max-age global configuration
command.
command.
Command
Purpose
Step 1
configure terminal
Enter global configuration mode.
Step 2
spanning-tree mst forward-time seconds
Configure the forward time for all MST instances. The forward
delay is the number of seconds a port waits before changing from
its spanning-tree learning and listening states to the forwarding
state.
delay is the number of seconds a port waits before changing from
its spanning-tree learning and listening states to the forwarding
state.
For seconds, the range is 4 to 30; the default is 15.
Step 3
end
Return to privileged EXEC mode.
Step 4
show spanning-tree mst
Verify your entries.
Step 5
copy running-config startup-config
(Optional) Save your entries in the configuration file.
Command
Purpose
Step 1
configure terminal
Enter global configuration mode.
Step 2
spanning-tree mst max-age seconds
Configure the maximum-aging time for all MST instances. The
maximum-aging time is the number of seconds a switch waits
without receiving spanning-tree configuration messages before
attempting a reconfiguration.
maximum-aging time is the number of seconds a switch waits
without receiving spanning-tree configuration messages before
attempting a reconfiguration.
For seconds, the range is 6 to 40; the default is 20.
Step 3
end
Return to privileged EXEC mode.
Step 4
show spanning-tree mst
Verify your entries.
Step 5
copy running-config startup-config
(Optional) Save your entries in the configuration file.