System information

3-70
Command Line Interface
3
Default Setting
300 seconds
Command Mode
Global Configuration
Command Usage
The aging time is used to age out dynamically learned forwarding information.
Example
Spanning Tree Commands
This section includes commands that configure the Spanning Tree Algorithm (STA)
globally for the switch, and commands that configure STA for the selected interface.
Console(config)#mac-address-table aging-time 300
Console(config)#
Table 3-23. Spanning Tree Commands
Command Function Mode Page
spanning-tree Enables the spanning tree protocol GC 3-71
spanning-tree mode Configures STP or RSTP mode GC 3-71
spanning-tree forward-time Configures the spanning tree bridge forward time GC 3-72
spanning-tree hello-time Configures the spanning tree bridge hello time GC 3-73
spanning-tree max-age Configures the spanning tree bridge maximum age GC 3-73
spanning-tree priority Configures the spanning tree bridge priority GC 3-74
spanning-tree pathcost
method
Configures the path cost method for RSTP GC 3-75
spanning-tree
transmission-limit
Configures the transmission limit for RSTP GC 3-75
spanning-tree cost Configures the spanning tree path cost of an interface IC 3-76
spanning-tree port-priority Configures the spanning tree priority of an interface IC 3-77
spanning-tree portfast Sets an interface to fast forwarding IC 3-77
spanning-tree edge-port Enables fast forwarding for edge ports IC 3-78
spanning-tree
protocol-migration
Re-checks the appropriate BPDU format PE 3-79
spanning-tree link-type Configures the link type for RSTP IC 3-80
show spanning-tree Shows spanning tree configuration for the overall bridge or
a selected interface
PE 3-81