BPDU Tunneling Configuration Example 145
Network diagram
Figure 43 Network diagram for BPDU tunneling configuration
Configuration procedure
1 Configuration on Provider A
# Configure BPDU transparent transmission on GigabitEthernet 1/0/1.
<ProviderA> system-view
[ProviderA] interface GigabitEthernet 1/0/1
[ProviderA-GigabitEthernet1/0/1] port access vlan 2
[ProviderA-GigabitEthernet1/0/1] stp disable
[ProviderA-GigabitEthernet1/0/1] undo ntdp enable
[ProviderA-GigabitEthernet1/0/1] bpdu-tunnel dot1q enable
[ProviderA-GigabitEthernet1/0/1] bpdu-tunnel dot1q stp
2 Configuration on Provider B
# Configure BPDU isolation on GigabitEthernet 1/0/2.
<ProviderB> system-view
[ProviderB] interface GigabitEthernet 1/0/2
[ProviderB-GigabitEthernet1/0/2] port access vlan 4
[ProviderB-GigabitEthernet1/0/2] undo ntdp enable
[ProviderB-GigabitEthernet1/0/2] bpdu-tunnel dot1q enable
3 Configuration on Provider C
# Configure BPDU transparent transmission on GigabitEthernet 1/0/3.
<ProviderC> system-view
[ProviderC] interface GigabitEthernet 1/0/3
[ProviderC-GigabitEthernet1/0/3] port access vlan 2
[ProviderC-GigabitEthernet1/0/3] stp disable
[ProviderC-GigabitEthernet1/0/3] undo ntdp enable
[ProviderC-GigabitEthernet1/0/3] bpdu-tunnel dot1q enable
[ProviderC-GigabitEthernet1/0/3] bpdu-tunnel dot1q stp
Customer A Customer B
Customer CCustomer D
Trunk
Trunk Trunk
Provider A Provider B
Provider C
GE1/0/1 GE1/0/2
GE1/0/3GE1/0/4
VLAN2 VLAN2
VLAN2 VLAN4
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