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Command Line Interface
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media-type
This command forces the port type selected for combination ports 21-24/45-48. Use
the no form to restore the default mode.
Syntax
media-type mode
no media-type
• mode
- copper-forced - Always uses the built-in RJ-45 port.
- sfp-forced - Always uses the SFP port (even if module not installed).
- sfp-preferred-auto - Uses SFP port if both combination types are
functioning and the SFP port has a valid link.
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 48.
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 1/48
Console(config-if)#media-type copper-forced
Console(config-if)#
Console(config)#interface ethernet 1/5
Console(config-if)#shutdown
Console(config-if)#