223
Example
Enable the Loop Protect function for port 2:
T1600G-52TS(config)# interface gigabitEthernet 1/0/2
T1600G-52TS(config-if)# spanning-tree guard loop
26.20 spanning-tree guard root
Description
The spanning-tree guard root command is used to enable the Root Protect
function for a port. With the Root Protect function enabled, the root bridge
will set itself automatically as ERROR-PORT when receiving BPDU packets
with higher priority, in order to maintain the role of root ridge. To disable the
Root Protect function, please use no spanning-tree guard root command.
Syntax
spanning-tree guard root
no spanning-tree guard root
Command Mode
Interface Configuration Mode (interface gigabitEthernet / interface range
gigabitEthernet / interface port-channel / interface range port-channel)
Privilege Requirement
Only Admin, Operator and Power User level users have access to these
commands.
Example
Enable the Root Protect function for port 2:
T1600G-52TS(config)# interface gigabitEthernet 1/0/2
T1600G-52TS(config-if)# spanning-tree guard root
26.21 spanning-tree guard tc
Description
The spanning-tree guard tc command is used to enable the TC Protect of
Spanning Tree function for a port. To disable the TC Protect of Spanning Tree
function, please use no spanning-tree guard tc command. A switch removes
MAC address entries upon receiving TC-BPDUs. If a malicious user
continuously sends TC-BPDUs to a switch, the switch will be busy with
To Next Page
Loading...
Need help?
General