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C
L
OMMAND
INE
Default Setting
sfp-preferred-auto
Command Mode
Interface Configuration (Ethernet)
Example
This forces the switch to use the built-in RJ-45 port for the combination
port 21.
Console(config)#interface ethernet 1/21
Console(config-if)#combo-forced-mode copper-forced
Console(config-if)#
shutdown
This command disables an interface. To restart a disabled interface, use the
no form.
Syntax
[no] shutdown
Default Setting
All interfaces are enabled.
Command Mode
Interface Configuration (Ethernet, Port Channel)
Command Usage
This command allows you to disable a port due to abnormal behavior
(e.g., excessive collisions), and then reenable it after the problem has
been resolved. You may also want to disable a port for security reasons.
Example
The following example disables port 5.
Console(config)#interface ethernet 1/5
Console(config-if)#shutdown
Console(config-if)#
4-180
I
NTERFACE
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