Spanning-Tree Guard - Mellanox Technologies Mellanox SX1018 Command Reference Manual

Ethernet managed blade switch
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spanning-tree guard

spanning-tree guard {loop | root}
no spanning-tree guard {loop | root}
Configures spanning-tree guard.
The no form of the command returns configuration to default.
Syntax Description
loop
root
Default
loop-guard and loop-guard are disabled.
Modes/Context
Config interface ethernet
History
3.1.0000
Role
admin
Example
switch (config) # interface ethernet 1/1
switch (config interface ethernet 1/1) # spanning-tree guard root
switch (config interface ethernet 1/1) #
Related Commands
show spanning-tree
Note
Enables loop-guard on the interface.
If the loop-guard is enabled, upon a situation where the
interface fails to receive BPDUs the switch will not
egress data traffic on this interface.
Enables root-guard on the interface.
If root-guard is enabled on the interface, the interface
will never be selected as root port.
Mellanox Technologies
Rev 1.6.2
341

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