show spanning-tree statistics
Syntax
Syntax (EX Series Switch)
Release Information
Command introduced in Junos OS Release 8.4.
Command introduced in Junos OS Release 9.0 for EX Series switches.
Description
Display STP statistics.
Options
- none
Display brief STP statistics.
- brief | detail
(Optional) Display the specified level of output.
- interface interface-name
(Optional) Display STP statistics for the specified interface.
- routing-instance routing-instance-name
(Optional) Display STP statistics for the specified routing instance.
Required Privilege Level
view
List of Sample Output
show spanning-tree statistics routing-instanceshow spanning-tree statistics interface
Output Fields
Table 1 lists the output fields for the show spanning-tree statistics command. Output fields are listed in the approximate order in which they appear.
Table 1: show spanning-tree statistics Output Fields
Field Name | Field Description |
|---|---|
Message type | Type of message being counted. |
BPDUs sent | Total number of BPDUs sent. |
BPDUs received | Total number of BPDUs received. |
BPDUs sent in last 5 secs | Number of BPDUs sent in the most recent 5-second period. |
BPDUs received in last 5 secs | Number of BPDUs received in the most recent 5-second period. |
Interface | Interface for which the statistics are being displayed. |
Next BPDU transmission | Number of seconds until the next BPDU is scheduled to be sent. |
Sample Output
show spanning-tree statistics routing-instance
user@host> show spanning-tree statistics routing-instance
vs1 detailRouting instance level STP statistics Message type : bpdus BPDUs sent : 121 BPDUs received : 537 BPDUs sent in last 5 secs : 5 BPDUs received in last 5 secs : 27
show spanning-tree statistics interface
user@host> show spanning-tree statistics interface
ge-11/1/4 routing-instance vs1 detailInterface BPDUs sent BPDUs received Next BPDU
transmission
ge-11/1/4 7 190 0
