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H3C Technologies H3C WX3000E Series Wireless Switches User Manual

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0 Ethernet1/3 DESI FORWARDING NONE

1 Ethernet1/2 DESI FORWARDING NONE

1 Ethernet1/3 ROOT FORWARDING NONE

3 Ethernet1/1 DESI FORWARDING NONE

3 Ethernet1/3 DESI FORWARDING NONE

# Display brief spanning tree information on AC.

[AC] display stp brief

MSTID Port Role STP State Protection

0 GigabitEthernet1/0/1 DESI FORWARDING NONE

0 GigabitEthernet1/0/2 ROOT FORWARDING NONE

0 GigabitEthernet1/0/3 DESI FORWARDING NONE

1 GigabitEthernet1/0/1 ROOT FORWARDING NONE

1 GigabitEthernet1/0/2 ALTE DISCARDING NONE

4 GigabitEthernet1/0/3 DESI FORWARDING NONE

# Display brief spanning tree information on Device C.

[DeviceC] display stp brief

MSTID Port Role STP State Protection

0 Ethernet1/1 ROOT FORWARDING NONE

0 Ethernet1/2 ALTE DISCARDING NONE

0 Ethernet1/3 ALTE DISCARDING NONE

3 Ethernet1/1 ROOT FORWARDING NONE

3 Ethernet1/2 ALTE DISCARDING NONE

4 Ethernet1/3 ROOT FORWARDING NONE

Based on the output, you can draw the topology of the MSTI mapped to each VLAN, as shown
in

Figure 24

.

Figure 24 MSTIs mapped to different VLANs