Reference Guide

Interfaces | 475
FTOS#show interfaces status
Port Description Status Speed Duplex Vlan
Gi 0/0 Up 1000 Mbit Auto --
Gi 0/1 Down Auto Auto 1
Gi 0/2 Down Auto Auto 1
Gi 0/3 Down Auto Auto --
Gi 0/4 Force10Port Up 1000 Mbit Auto 30-130
Gi 0/5 Down Auto Auto --
Gi 0/6 Down Auto Auto --
Gi 0/7 Up 1000 Mbit Auto 1502,1504,1506-1508,1602
Gi 0/8 Down Auto Auto --
Gi 0/9 Down Auto Auto --
Gi 0/10 Down Auto Auto --
Gi 0/11 Down Auto Auto --
Gi 0/12 Down Auto Auto --
[output omitted]
In the example above, several ports display “Auto” in the Speed field, including port 0/1. In the following
example, the speed of port 0/1 is set to 100Mb and then its auto-negotiation is disabled.
FTOS#configure
FTOS(config)#interface gig 0/1
FTOS(Interface 0/1)#speed 100
FTOS(Interface 0/1)#duplex full
FTOS(Interface 0/1)#no negotiation auto
FTOS(Interface 0/1)#show config
!
interface GigabitEthernet 0/1
no ip address
speed 100
3 Access CONFIGURATION mode.
config
EXEC Privilege
4 Access the port.
interface interface slot/port CONFIGURATION
5 Set the local port speed. speed {10 | 100 | 1000 | auto} INTERFACE
6 Optionally, set full- or half-duplex.
duplex {half | full} INTERFACE
7 Disable auto-negotiation on the port. If the
speed was set to 1000, auto-negotiation
does not need to be disabled.
no negotiation auto
INTERFACE
8 Verify configuration changes.
show config
INTERFACE
Note: The show interfaces status command displays link status, but not administrative status. For link and
administrative status, use
show ip interface [interface | brief | linecard slot-number] [configuration].
Step Task Command Syntax Command Mode