HP 6125XLG Configuration Manual page 134

# Display brief spanning tree information on Device D.
[DeviceD] display stp brief
VLAN ID Port
20 Ten-GigabitEthernet1/1/5
20 Ten-GigabitEthernet1/1/6
20 Ten-GigabitEthernet1/1/7
30 Ten-GigabitEthernet1/1/5
30 Ten-GigabitEthernet1/1/6
40 Ten-GigabitEthernet1/1/7
Based on the output, you can draw a topology for each VLAN spanning tree, as shown in
Figure 34 VLAN spanning tree topologies
Role
ALTE
ROOT
ALTE
ROOT
ALTE
ROOT
124
STP State Protection
DISCARDING NONE
FORWARDING NONE
DISCARDING NONE
FORWARDING NONE
DISCARDING NONE
FORWARDING NONE
Figure 34.