| Interface Commands
C
27
HAPTER
Interface Configuration
shutdown
speed-duplex
E
XAMPLE
The following example configures port 11 to use auto-negotiation.
Console(config)#interface ethernet 1/11
Console(config-if)#negotiation
Console(config-if)#
R
C
ELATED
OMMANDS
capabilities (997)
speed-duplex (1002)
This command disables an interface. To restart a disabled interface, use
the no form.
S
YNTAX
[no] shutdown
D
S
EFAULT
ETTING
All interfaces are enabled.
C
M
OMMAND
ODE
Interface Configuration (Ethernet, Port Channel)
C
U
OMMAND
SAGE
This command allows you to disable a port due to abnormal behavior
(e.g., excessive collisions), and then re-enable it after the problem has
been resolved. You may also want to disable a port for security reasons.
E
XAMPLE
The following example disables port 5.
Console(config)#interface ethernet 1/5
Console(config-if)#shutdown
Console(config-if)#
This command configures the speed and duplex mode of a given interface
when auto-negotiation is disabled. Use the no form to restore the default.
S
YNTAX
speed-duplex {1000full | 100full | 100half | 10full | 10half}
no speed-duplex
1000full - Forces 1000 Mbps full-duplex operation
100full - Forces 100 Mbps full-duplex operation
100half - Forces 100 Mbps half-duplex operation
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