Cisco Catalyst 2960 Series, Configuration Manual

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VLAN0010
Spanning tree enabled protocol rstp
Root ID
Priority 32778
Address
0002.172c.f400
This bridge is the root
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Bridge ID Priority 32778 (priority 32768 sys-id-ext 10)
Address
0002.172c.f400
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Aging Time 300
Interface Role Sts Cost Prio.Nbr Type
---------------- ---- --- --------- -------- -------------------------
Gi
1/0/1
Desg BKN 4 128.270 P2p Dispute
This example shows the interface details when a dispute condition is detected:
Switch#
show spanning-tree interface1/0/1 detail
Port 269 (GigabitEthernet
1/0/1
) of VLAN0002 is designated blocking (dispute)
Port path cost 4, Port priority 128, Port Identifier 128.297.
Designated root has priority 32769, address 0013.5f20.01c0
Designated bridge has priority 32769, address 0013.5f20.01c0
Designated port id is 128.297, designated path cost 0
Timers: message age 0, forward delay 0, hold 0
Number of transitions to forwarding state: 1
Link type is point-to-point by default
BPDU: sent 132, received 1
Monitoring MST Configuration and Status
Table 34: Commands for Displaying MST Status
Displays the MST region configuration. show spanning-tree mst configuration
Displays the MD5 digest included in the current MSTCI.
show spanning-tree mst configuration
digest
Displays MST information for the all instances.
This command displays information for ports in a link-up
operative state. Note
show spanning-tree mst
Displays MST information for the specified instance.
This command displays information only if the port is
in a link-up operative state.
Note
show spanning-tree mst instance-id
Displays MST information for the specified interface. show spanning-tree mst interface
interface-id
Feature Information for MSTP
Modification Release
This feature was introduced. Cisco IOS 15.0(2)EX
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
285
Monitoring MST Configuration and Status