Users Guide

Dell PowerConnect 55xx Systems User Guide 439
spanning-tree port-priority
priority
no spanning-tree port-priority
Configures port priority.
Use the no form of this command to
restore the default configuration.
show
spanning-tree
[
[gigabitethernet|tengigabiteth
ernet] port-number|port-channel
LAG-number][instance instance-
id
]
Displays spanning tree configuration.
spanning-tree portfast
no spanning-tree portfast
Enables Fast Link mode.
Use the no form of this command to
disable the PortFast mode.
spanning-tree bpduguard
{enable|disable}
no spanning-tree bpduguard
Shuts down an interface when it
receives a bridge protocol data unit
(BPDU).
Use the no form of this command to
restore the default configuration.
spanning-tree guard root Enables root guard on all spanning tree
instances on the interface.
show spanning-tree [detail]
[active|blockedports] [instance
instance-id]
Displays detailed spanning tree
information on active or blocked ports.
Table 13-2. STP Port Settings CLI Commands (Continued)
CLI Command Description