Administrator Guide

Step Task Command Syntax Command Mode
1.
Determine the local interface status. show interfaces [interface] status EXEC Privilege
2.
Determine the remote interface status. [Use the command on the remote system that
is equivalent to the above command.]
EXEC
EXEC Privilege
3.
Access CONFIGURATION mode. cong EXEC Privilege
4.
Access the port. interface interface slot/port CONFIGURATION
5.
Set the local port speed. speed {100 | 1000 | 10000 | auto} INTERFACE
6.
Optionally, set full- or half-duplex. duplex {half | full} INTERFACE
7.
Disable auto-negotiation on the port. If the
speed is set to 1000, you do not need to
disable auto-negotiation
no negotiation auto INTERFACE
8.
Verify conguration changes. show cong INTERFACE
NOTE: The show interfaces status command displays link status, but not administrative status. For link and
administrative status, use the show ip interface [interface | brief] [configuration] command.
show interface status Command Example:
Dell#show interfaces status
Port Description Status Speed Duplex Vlan
Te 0/1 Down Auto Auto --
Te 0/2 Down Auto Auto --
Te 0/3 Down Auto Auto --
Te 0/4 Down Auto Auto --
Te 0/5 Down Auto Auto --
Te 0/6 Down Auto Auto --
Te 0/7 Down Auto Auto --
Te 0/8 Down Auto Auto --
Te 0/9 Down Auto Auto --
Te 0/10 Down Auto Auto --
Te 0/11 Down Auto Auto --
Te 0/12 Down Auto Auto --
Te 0/13 Down Auto Auto --
[output omitted]
In the above example, several ports display “Auto” in the speed eld, including port 0/1. Now, in the below example, the speed of port
0/1 is set to 100 Mb and then its auto-negotiation is disabled.
Setting Port Speed Example
Dell#configure
Dell(conf)#interface tengig 0/1
Dell(conf-if-te-0/1)#speed 1000
Dell(conf-if-te-0/1)#no negotiation auto
Dell(conf-if-te-0/1)#show config
!
interface TenGigabitEthernet 0/1
no ip address
speed 1000
duplex full
no shutdown
Interfaces
101