Bpdu Tunnel Configuration Example - 3Com 8807 Configuration Manual

8800 series
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164
C
20: BPDU T
HAPTER
Enabling/disabling VLAN
VPN on Ethernet port
BPDU Tunnel
Configuration
Example
C
UNNEL
ONFIGURATION
Table 141 Enable/disable BPDU Tunnel in system view
Operation
Enable BPDU Tunnel
Disable BPDU Tunnel
By default, BPDU Tunnel is disabled.
Perform the following configuration in Ethernet port view.
Table 142 Enable/disable VLAN VPN in Ethernet port view
Operation
Enable VLAN VPN
Disable VLAN VPN
By default, the VLAN VPN is disabled on all the ports.
VLAN VPN is not compatible with STP, DOT1X, GVRP, and NTDP.
n
In Ethernet port view, VLAN VPN and STP are not compatible with each other and
cannot function at the same time.
Network requirements
The Switch 8800 Family Series Routing Switches are used as the access devices
of the operator's network, that is, Switch C and Switch D in the following
figure.
The Switch 5500 Series Ethernet Switches are used as the access devices of the
user network, that is, Switch A and Switch B in the following figure.
Switch C and Switch D connect to each other through trunk port, enabling the
BPDU Tunnel function in system view, and implementing the transparent
transmission between user network and operator's network. VLAN 20 is
assigned to the user network.
Network diagram
Figure 37 Network diagram for BPDU Tunnel configuration
Switch C
E 4/1/1
Switch A
E 0/1
Command
vlan-vpn tunnel
undo vlan-vpn tunnel
Command
vlan-vpn enable
undo vlan-vpn
E 4/1/2
E 3/1/1
Switch D
Switch B
E 3/1/2
E 0/1

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