Cisco CATALYST 2960

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Catalyst 2960 Switch Command Reference
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Chapter 2 Catalyst 2960 Switch Cisco IOS Commands
show spanning-tree
UplinkFast is enabled
BackboneFast is enabled
Pathcost method used is short
Name Blocking Listening Learning Forwarding STP Active
---------------------- -------- --------- -------- ---------- ----------
VLAN0001 1 0 0 11 12
VLAN0002 3 0 0 1 4
VLAN0004 3 0 0 1 4
VLAN0006 3 0 0 1 4
VLAN0031 3 0 0 1 4
VLAN0032 3 0 0 1 4
<output truncated>
---------------------- -------- --------- -------- ---------- ----------
37 vlans 109 0 0 47 156
Station update rate set to 150 packets/sec.
UplinkFast statistics
-----------------------
Number of transitions via uplinkFast (all VLANs) : 0
Number of proxy multicast addresses transmitted (all VLANs) : 0
BackboneFast statistics
-----------------------
Number of transition via backboneFast (all VLANs) : 0
Number of inferior BPDUs received (all VLANs) : 0
Number of RLQ request PDUs received (all VLANs) : 0
Number of RLQ response PDUs received (all VLANs) : 0
Number of RLQ request PDUs sent (all VLANs) : 0
Number of RLQ response PDUs sent (all VLANs) : 0
This is an example of output from the show spanning-tree mst configuration command:
Switch# show spanning-tree mst configuration
Name [region1]
Revision 1
Instance Vlans Mapped
-------- ------------------
0 1-9,21-4094
1 10-20
----------------------------
This is an example of output from the show spanning-tree mst interface interface-id command:
Switch# show spanning-tree mst interface gigabitethernet0/1
GigabitEthernet0/1 of MST00 is root forwarding
Edge port: no (default) port guard : none (default)
Link type: point-to-point (auto) bpdu filter: disable (default)
Boundary : boundary (STP) bpdu guard : disable (default)
Bpdus sent 5, received 74
Instance role state cost prio vlans mapped
0 root FWD 200000 128 1,12,14-4094
This is an example of output from the show spanning-tree mst 0 command:
Switch# show spanning-tree mst 0
###### MST00 vlans mapped: 1-9,21-4094
Bridge address 0002.4b29.7a00 priority 32768 (32768 sysid 0)
Root address 0001.4297.e000 priority 32768 (32768 sysid 0)
port Gi0/1 path cost 200038