User Manual

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7.4.2.14 spanning-tree uplinkfast
This command sets the Uplink Fast parameter to a new value on this switch. This command only works
on dot1d mode.
Syntax
spanning-tree uplinkfast
no spanning-tree uplinkfast
no - This command sets the Uplink Fast parameter to the default value, that is Disabled.
Default Setting
Disabled
Command Mode
Global Config
7.4.2.15 spanning-tree guard {loop|none|root}
This command sets the Guard Mode parameter to a new value on this interface.
Syntax
spanning-tree guard {loop|none|root}
no spanning-tree guard
loop –This command sets the Guard Mode to loop guard on this interface.
none –This command sets the Guard Mode to none.
root – This command sets the Guard Mode to root guard on this interface.
no - This command sets the Guard Mode to the default value, that is none.
Default Setting
None
Command Mode
Interface Config
7.4.2.16 spanning-tree tcnguard
This command sets the TCN Guard parameter to prevent a port from propagating topology change
notifications.