HP ProCurve Secure 7000dl Series Basic Management And Configuration Manual page 526

Bridging—Transmitting Non-IP Traffic or Merging Two Networks
Troubleshooting Spanning Tree
10-26
You enter the command without any options to view the following spanning
tree information for all bridge groups:
root ID
timers
bridge ID
interfaces:
• role
• status
For example, Figure 10-6 displays the spanning tree instance for bridge
group 1.
ProCurve# show spanning-tree
STP 0
Bridge Group 1
Spanning Tree enabled protocol ieee 802.1w (Rapid Spanning-Tree)
Root ID Priority
Address
Cost
Port
Hello Time
Bridge ID Priority
Address
Aging Time
Interface Role Sts Cost
---------------- ---- --- --------- -------- -----------------------
eth 0/1 Root FWD 19
fr 1.1 Altn BLK 651
Currently the Frame Relay subinterface 1.1
provides a redundant connection to the
root and cannot forward frames
Figure 10-6. Viewing Spanning Tree Information
When the router supports more than one bridge, you may want to view only
the information for the bridge group in question. Enter the command with the
bridge group number.
32768
00:12:79:05:25:b0
19
1 (eth 0/1)
2 sec Max Age 20 sec
32768
00:12:79:05:25:d4
300
Prio.Nbr Type
128.1 P2p
128.2 P2p
Forward Delay 15 sec