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Configuring Switch Information 283
The following is an example of the CLI commands:
spanning-tree portfast
Enables PortFast mode.
show spanning-tree [detail]
[active | blockedports]
[instance
instance-id
]
Displays detailed spanning tree
information on active or blocked ports.
show spanning-tree mst-
configuration
Displays spanning tree MST
configuration identifier.
console> enable
console# configure
Console(config)# interface ethernet 1/e1
Console(config-if)# spanning-tree disable
Console(config-if)# spanning-tree cost 35000
Console(config-if)# spanning-tree port-priority 96
Console(config-if)# spanning-tree portfast
Console(config-if)# exit
Console(config)# exit
Console# show spanning-tree ethernet 1/e15
Port 1/e15 enabled
State: forwarding Role: designated
Port id: 128.15 Port cost: 19
Type: P2p (configured: Auto) Internal Port Fast: No (configured:
No)
Designated bridge Priority : 32768 Address: 00:00:00:16:00:64
Designated port id: 128.15 Designated path cost: 4
Guard root: Disabled
Number of transitions to forwarding state: 2
BPDU: sent 483, received 1037
Table 7-75. STP Port Settings CLI Commands (continued)
CLI Command Description