3Com S7902E Command Reference Manual - page 262
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BPDU Tunneling Configuration Commands
BPDU Tunneling Configuration Commands
bpdu-tunnel dot1q stp
Syntax
bpdu-tunnel dot1q
stp
undo bpdu-tunnel dot1q
stp
View
Ethernet interface view, Layer-2 aggregate interface view, port group view
Default Level
2: System level
Parameters
None
Description
Use the
bpdu-tunnel dot1q stp
command to enable BPDU tunneling for STP on the current port or
ports.
Use the
undo bpdu-tunnel dot1q stp
command to disable BPDU tunneling for STP on the port or
ports.
By default, BPDU tunneling for STP is disabled.
Note that:
z
Configuration made in Ethernet interface view takes effect on the current port only. Configuration
made in Layer-2 aggregate interface view takes effect only on the Layer-2 aggregate interface.
Configuration made in port group view takes effect on all ports in the port group.
z
Configuration made on an aggregation group member port takes effect after the port exits the
aggregation group. For detailed information about link aggregation, refer to
Link Aggregation
Configuration
in the
Access Volume
.
z
Before you can enable BPDU tunneling for STP on a port, disable STP on the port first.
Examples
# Enable BPDU tunneling for STP on GigabitEthernet 2/0/1.
[Sysname] interface GigabitEthernet 2/0/1
[Sysname-GigabitEthernet2/0/1] stp disable
[Sysname-GigabitEthernet2/0/1] bpdu-tunnel dot1q stp
# Enable BPDU tunneling for STP on all the ports in port group 1.