Displaying Stp Bridge And Port Information - Nortel 2360 Configuration Manual

Displaying STP bridge and port information

To display STP bridge and port information, use the following command:
show spantree [port port-list | vlan vlan-id] [active]
By default, STP information for all ports and all VLANs is displayed. To display STP information for specific ports or a
specific VLAN only, enter a port list or a VLAN name or number. For each VLAN, only the ports contained in the
VLAN are listed in the command output.
To list only the ports that are in the active (forwarding) state, enter the active option.
To display STP information for VLAN mauve, type the following command:
WSS# show spantree vlan mauve
VLAN 3
Spanning tree mode
Spanning tree type
Spanning tree enabled
Designated Root
Designated Root Priority
Designated Root Path Cost 19
Designated Root Port
Root Max Age 20 sec Hello Time 2 sec Forward Delay 15 sec
Bridge ID MAC ADDR
Bridge ID Priority
Bridge Max Age 20 sec Hello Time 2 sec Forward Delay 15 sec
Port Vlan STP-State Cost Prio Portfast
------------------------------------------------------------------------------
1 1 Forwarding
2 1 Blocking
3 1 Blocking
10 1 Forwarding
15 1 Blocking
16 1 Blocking
In this example, VLAN mauve contains ports 1 through 3, 10, 15 and 16. Ports 1 and 10 are forwarding traffic. The other
ports are blocking traffic.
(For more information about the fields in the output, see the
Reference.)
PVST+
IEEE
00-02-4a-70-49-f7
32768
1
00-0b-0e-02-76-f7
32768
19 128 Disabled
19 128 Disabled
19 128 Disabled
19 128 Disabled
19 128 Disabled
19 128 Disabled
Nortel WLAN—Security Switch 2300 Series Configuration Guide
Configuring and managing spanning tree protocol 383
Nortel WLAN Security Switch 2300 Series Command Line