Configure Port Lock

Configure port lock to administratively lock a port or ports to prevent other users from changing port parameters or modifying port action. You cannot modify a locked port until you unlock the port.

Procedure

Enter Global Configuration mode:

enable

configure terminal
Enable port lock globally:

portlock enable
Enter GigabitEthernet Interface Configuration mode:

interface gigabitethernet {slot/port[/sub-port] [-slot/port[/sub-port]] [,...]}
Lock a port:

lock [port {slot/port[/sub-port] [-slot/port[/sub-port]] [,...]}] enable

Example

Switch:1> enable 
Switch:1# configure terminal

Log on to GigabitEthernet Interface Configuration mode:

Switch:1(config)# interface GigabitEthernet 1/1

Lock port 1/1:

Switch:1(config-if)# lock port 1/1 enable

Unlock port 1/1:

Switch:1(config-if)# no lock port 1/1 enable

Variable Definitions

The following table defines parameters for the interface gigabitethernet command.


Variable	Value
`{slot/port[/sub-port] [-slot/port[/sub-port]] [,...]}`	Identifies the slot and port in one of the following formats: a single slot and port (slot/port), a range of slots and ports (slot/port-slot/port), or a series of slots and ports (slot/port,slot/port,slot/port). If the platform supports channelization and the port is channelized, you must also specify the sub-port in the format slot/port/sub-port.

The following table defines parameters for the lock port command.


Variable	Value
`{slot/port[/sub-port] [-slot/port[/sub-port]] [,...]}`	Specifies the port you want to lock. Identifies the slot and port in one of the following formats: a single slot and port (slot/port), a range of slots and ports (slot/port-slot/port), or a series of slots and ports (slot/port,slot/port,slot/port). If the platform supports channelization and the port is channelized, you must also specify the sub-port in the format slot/port/sub-port. The default is disabled.