SMC Networks ElliteConnect 2.4GHz/5GHz - Manual (Page 266)

Command Line Interface
7-96
Command Mode
Interface Configuration (Ethernet)
Command Usage
This command allows you to disable the Ethernet port due to
abnormal behavior (e.g., excessive collisions), and reenable it
after the problem has been resolved. You may also want to
disable the Ethernet port for security reasons.
Example
The following example disables the Ethernet port.
show interface ethernet
This command displays the status for the Ethernet interface.
Syntax
show interface [ethernet]
Default Setting
Ethernet interface
Command Mode
Exec
AP(if-ethernet)#shutdown
AP(if-ethernet)#