Nortel Networks 2300 Displaying Spanning Tree Information, Show spantree uplinkfast vlan vlan-id

326Configuring and Managing Spanning Tree Protocol

Displaying Uplink Fast Convergence Information

To display uplink fast convergence information, use the following command:

show spantree uplinkfast [vlan vlan-id]

The following command displays uplink fast convergence information for all VLANs:

23x0# show spantree uplinkfast

VLAN port list

------------------------------------------------------------------------

1 1(fwd),2,3

In this example, ports 1, 2, and 3 provide redundant links to the network core. Port 1 is forwarding traffic. The remaining ports block traffic to prevent a loop.

Displaying Spanning Tree Information

You can use CLI commands to display the following STP information:

•Bridge STP settings and individual port information

•Blocked ports

•Statistics

•Port fast, backbone fast, and uplink fast convergence information

Note. For information about the show commands for the fast convergence features, see “Configuring and Managing STP Fast Convergence Features” on page 319.

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