Command Line Reference Guide

interface
type
slot/port
(OPTIONAL) Enter the interface keyword followed by the interface
type and slot/port or number information. Valid slot numbers are 0-11.
The valid port numbers for each interface type are listed below.
For a 10-Gigabit Ethernet interface, enter the keyword
tengigabitethernet followed by slot/port numbers.
The port range is 0 to 63.
For a 40-Gigabit Ethernet interface, enter the keyword
fortyGigE followed by slot/port numbers. The ports are 48,
52, 56, and 60.
For a Port Channel interface, enter the keywords port-
channel followed by a number from 1 to 128.
guard (OPTIONAL) Enter the keyword guard to display the type of guard
enabled on a PVST interface and the current port state.
Defaults none
Command Modes
EXEC
EXEC Privilege
Command History
Version 9.0(1.3) Introduced on the S5000.
Usage
Information
The following describes output from the show spanning-tree pvst command shown in
the Examples below.
Interface Name PVST interface.
Instance PVST instance.
Sts Port state: root-inconsistent (INCON Root), forwarding (FWD),
listening (LIS), blocking (BLK), or shut down (EDS Shut).
Guard Type Type of STP guard configured (Root, Loop, or BPDU guard).
Example (Brief)
FTOS#show spanning-tree pvst vlan 3 brief
VLAN 3
Executing IEEE compatible Spanning Tree Protocol
Root ID Priority 4096, Address 0001.e801.6aa8
Root Bridge hello time 2, max age 20, forward delay 15
Bridge ID Priority 16384, Address 0001.e805.e306
Configured hello time 2, max age 20, forward delay 15
Interface Designated
Name PortID Prio Cost Sts Cost Bridge ID PortID
----------------------------------------------------------
Te 1/0 128.130 128 20000 FWD 20000 4096 0001.e801.6aa8
128.426
Te 1/1 128.131 128 20000 BLK 20000 4096 0001.e801.6aa8
128.427
Te 1/16 128.146 128 20000 FWD 20000 16384 0001.e805.e306
128.146
Te 1/17 128.147 128 20000 FWD 20000 16384 0001.e805.e306
128.147
Interface
1026