Huawei Quidway S3500 Series - Enabling BPDU Tunnel of the System; Enabling VLAN VPN on the Ethernet Port; BPDU Tunnel Configuration Example

Operation Manual - STP
Quidway S3500 Series Ethernet Switches Chapter 2 BPDU Tunnel Configuration
Huawei Technologies Proprietary
2-2
2.2.1 Enabling BPDU Tunnel of the System
Perform the following configuration in system view.
Table 2-2 Enable/disable BPDU Tunnel in system view
Operation Command
Enable BPDU Tunnel.
vlan-vpn tunnel
Disable BPDU Tunnel.
undo vlan-vpn tunnel
By default, BPDU Tunnel is disabled.
2.2.2 Enabling VLAN VPN on the Ethernet Port
Perform the following configuration in Ethernet port view.
Table 2-3 Enable/disable VLAN VPN in Ethernet port view
Operation Command
Enable VLAN VPN.
vlan-vpn enable
Disable VLAN VPN.
undo vlan-vpn
By default, VLAN VPN is disabled on all ports.
 Note:
In Ethernet port view, VLAN VPN and STP are not compatible with each other and
cannot function at the same time.
2.3 BPDU Tunnel Configuration Example
I. Network requirements
z The S3500 Series Ethernet Switches are used as the access devices of the
operator’s network, that is, Switch C and Switch D in the following figure.
z The S2000 Series Ethernet Switches are used as the access devices of the user
network, that is, Switch A and Switch B in the following figure.
z 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.