HP 6600 Configuration Manual page 89

0 GigabitEthernet4/0/2
0 GigabitEthernet4/0/3
1 GigabitEthernet4/0/1
1 GigabitEthernet4/0/2
4 GigabitEthernet4/0/3
# Display brief spanning tree information on Router D.
[RouterD] display stp brief
MSTID Port
0 GigabitEthernet4/0/1
0 GigabitEthernet4/0/2
0 GigabitEthernet4/0/3
3 GigabitEthernet4/0/1
3 GigabitEthernet4/0/2
4 GigabitEthernet4/0/3
Based on the output, you can draw the MSTI mapped to each VLAN, as shown in
Figure 24 MSTIs mapped to different VLANs
A
C
MSTI 1 mapped to VLAN 10
A
MSTI 3 mapped to VLAN 30
Root bridge
B
C
B
D C
Normal link
80
ROOT FORWARDING
DESI FORWARDING
ROOT FORWARDING
ALTE DISCARDING
DESI FORWARDING
Role STP State
ROOT FORWARDING
ALTE DISCARDING
ALTE DISCARDING
ROOT FORWARDING
ALTE DISCARDING
ROOT FORWARDING
A B
MSTI 0 mapped to VLAN 20
MSTI 4 mapped to VLAN 40
Blocked link
NONE
NONE
NONE
NONE
NONE
Protection
NONE
NONE
NONE
NONE
NONE
NONE
Figure 24.
D
D