344 Spanning Tree Protocol Commands
The following shows example CLI display output for the command in
slot/port
format.
(CN1610) >show spanning-tree mst port detailed 0 0/1
Port Identifier................................ 80:01
Port Priority.................................. 128
Port Forwarding State.......................... Disabled
Port Role...................................... Disabled
Auto-calculate Port Path Cost.................. Enabled
Port Path Cost................................. 0
Auto-Calculate External Port Path Cost......... Enabled
External Port Path Cost........................ 0
Designated Root................................
80:00:00:10:18:48:FC:07
Root Path Cost................................. 0
Designated Bridge..............................
80:00:00:10:18:48:FC:07
Designated Port Identifier..................... 00:00
Topology Change Acknowledge.................... FALSE
Hello Time..................................... 2
Point To Point MAC
Status
Derived value indicating if this port is part of a point
to point link.
CST Regional Root The regional root identifier in use for this port.
CST Internal Root
Path Cost
The internal root path cost to the LAN by the
designated external port.
Loop Inconsistent
State
The current loop inconsistent state of this port in this
MST instance. When in loop inconsistent state, the
port has failed to receive BPDUs while configured
with loop guard enabled. Loop inconsistent state
maintains the port in a blocking state until a
subsequent BPDU is received.
Transitions Into Loop
Inconsistent State
The number of times this interface has transitioned
into loop inconsistent state.
Transitions Out of
Loop Inconsistent
State
The number of times this interface has transitioned
out of loop inconsistent state.
Term Definition