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STP Commands
show spanning-tree interfaces
show spanning-tree interfaces
Cisco 220 Series Smart Plus Switches Command Line Interface Reference Guide Release 1.0.0.x
Default port cost method:
Root ID
Priority
Address
This switch is the root
Hello Time
Number of topology changes 2 last change occurred 04:57:14 ago
Times:
hold 0, topology change 0, notification 0
hello 2, max age 20, forward delay 15
Interfaces
Name
State
Prio.Nbr
--------- -------- -------- -------- ------ ---- -------- -----------------
fa22
enabled
To show the STP statistics for specific interfaces, use the show spanning-tree
interfaces Privileged EXEC mode command.
Syntax
show spanning-tree interfaces
Parameters
interface-id
•
—An interface ID or a list of interface IDs. The interface can be
one of these types: Ethernet port or port channel.
•
statistic—(Optional) Displays the STP statistics for the specified interfaces.
Command Mode
Privileged EXEC mode
Examples
Example 1—The following example shows the STP information of gi 1 :
switchxxxxxx# show spanning-tree interfaces gi1
Port gi1 enabled
State: disabled
Port id: 128.1
short
32768
64:d8:14:5d:6d:36
2 sec
Max Age 20 sec
Cost
Sts
128.22
19
Frw
interface-id
Forward Delay 15 sec
Role PortFast
Desg
No P2P (STP)
[statistic]
Role: disabled
Port cost: 200000
33
Type
420
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