H3C Technologies H3C S3100 Series Switches - Manual (Page 219)

Operation Manual – MSTP
H3C S3100-52P Ethernet Switch
Chapter 1 MSTP Configuration
1-44
reconvert them back to their original formats at the egress. This is how transparent
transmission is implemented over the operator’s network.
Packet ingress/egress
device
Network B Network A
Network
Packet ingress/egress
device
Operator’ s Network
Users Network
Packet ingress/egress
device
Network B Network A
Network
Packet ingress/egress
device
Operator’ s Network
Users Network
Figure 1-6 BPDU Tunnel network hierarchy
1.8.2 Configuring BPDU Tunnel
Table 1-39 Configure BPDU Tunnel
Operation Command Description
Enter system view system-view —
Enable MSTP globally stp enable —
Enable the BPDU Tunnel
function globally
vlan-vpn tunnel Required
Enter Ethernet port view
interface
interface-type
interface-number
Make sure that you enter the
Ethernet port view of the port
for which you want to enable
the BPDU Tunnel function.
Disable MSTP for the port stp disable —
Enable the VLAN VPN
function for the Ethernet
port
vlan-vpn enable
Required
By default, the VLAN VPN
function is disabled on all
ports.