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Spanning Tree Protocol (STP) Commands
8039_en_01
PHOENIX CONTACT
2-5
show port protocol
This command displays the Protocol-Based VLAN information for either the entire system, or
for the indicated group.
S
PANNING
T
REE
P
ROTOCOL
(STP) C
OMMANDS
This section describes the commands you use to configure Spanning Tree Protocol (STP).
STP helps prevent network loops, duplicate messages, and network instability.
spanning-tree
This command sets the spanning-tree operational mode to enabled.
no spanning-tree
This command sets the spanning-tree operational mode to disabled. While disabled, the
spanning-tree configuration is retained and can be changed, but is not activated.
Link Trap
This object determines whether or not to send a trap when link status changes. The factory default is
enabled.
LACP Mode
LACP is enabled or disabled on this port.
Term
Definition
Format
show port protocol
{<groupid> | all}
Mode
Privileged EXEC
Term
Definition
Group Name
The group name of an entry in the Protocol-based VLAN table.
Group ID
The group identifier of the protocol group.
Protocol(s)
The type of protocol(s) for this group.
VLAN
The VLAN associated with this Protocol Group.
Interface(s)
Lists the slot/port interface(s) that are associated with this Protocol Group.
Note:
STP is disabled by default. When you enable STP on the switch, STP is still disabled on each port.
Note:
If STP is disabled, the system does not forward BPDU messages.
Default
disabled
Format
spanning-tree
Mode
Global Config
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