Specifications

CLI Management Guide
TigerAccess™ EE
286 SMC7824M/VSW
Step 2
Enable BPDU guard function on edge port or specific port, use the following command.
Command Mode Description
spanning-tree edgeport
bpduguard
default
Enables BPDU Guard function on edge ports
spanning-tree port PORTS
bpduguard
enable
Bridge
Enables BPDU Guard function on specified port
To disable BPDU guard function on edge port or specific port, use the following command.
Command Mode Description
no spanning-tree edgeport
bpduguard
default
Disables BPDU Guard function of edge ports (default)
spanning-tree port PORTS
bpduguard
disable
no spanning-tree port PORTS
bpduguard
Bridge
Disables BPDU Guard function of specified port. (de-
fault)
However, BPDU Guard can be corrupted by unexpected cause. In this case, the edge
port is blocked immediately and remains at this state until user recovers it. To prevent this
problem, the switch provides error-disable recovery function for BPDU guard cause.
When an edge port is down for BPDU packet which came from other switch, the port is
recovered automatically after configured time.
To enable the recovery function for BPDU guard error-disable cause, use the following
command.
Command Mode Description
errdisable recovery cause
bpduguard
Enables the recovery function for BPDU guard error-
disable cause
no errdisable recovery cause
bpduguard
Bridge
Disables the recovery function for BPDU guard error-
disable cause
To display information of error-disable recovery function, use the following command.
Command Mode Description
show errdisable recovery Bridge Shows information of error-disable recovery function.