3com S7906E Manuel De Montage

 

1-6 

Figure 1-3 Network diagram for configuring BPDU tunneling for STP 

 

 

1)  Configuration on PE 1 

# Configure the destination multicast MAC address for BPDUs as 0x0100-0CCD-CDD0.  

<PE1> system-view 

[PE1] bpdu-tunnel tunnel-dmac 0100-0ccd-cdd0 

# Create VLAN 2 and assign GigabitEthernet 2/0/1 to VLAN 2.  

[PE1] vlan 2 

[PE1-vlan2] quit 

[PE1] interface gigabitethernet 2/0/1 

[PE1-GigabitEthernet2/0/1] port access vlan 2 

# Disable STP on GigabitEthernet 2/0/1, and then enable BPDU tunneling for STP on it.  

[PE1-GigabitEthernet2/0/1] undo stp enable 

[PE1-GigabitEthernet2/0/1] bpdu-tunnel dot1q stp 

2)  Configuration on PE 2 

# Configure the destination multicast MAC address for BPDUs as 0x0100-0CCD-CDD0.  

<PE2> system-view 

[PE2] bpdu-tunnel tunnel-dmac 0100-0ccd-cdd0 

# Create VLAN 2 and assign GigabitEthernet 2/0/2 to VLAN 2.  

[PE2] vlan 2 

[PE2-vlan2] quit 

[PE2] interface gigabitethernet 2/0/2 

[PE2-GigabitEthernet2/0/2] port access vlan 2 

# Disable STP on GigabitEthernet 2/0/2, and then enable BPDU tunneling for STP on it. 

[PE2-GigabitEthernet2/0/2] undo stp enable 

[PE2-GigabitEthernet2/0/2] bpdu-tunnel dot1q stp 

As shown in 

z 

CE 1 and CE 2 are edges devices on the geographically dispersed network of User A; PE 1 and PE 

2 are edge devices on the service provider network.