D-Link DGS-3120-48PC Reference Manual page 213

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xStack
<uint 1-4294967295> - Enter the maintenance association index value here. This value
must between 1 and 4294967295.
mepid - The MEP ID in the MD which sends LCK frame.
<int 1-8191> - Enter the MEP ID value here. This value must be between 1 and 8191.
remote_mepid - The peer MEP is the target of management action.
<int 1-8191> - Enter the remote MEP ID used here. This value must be between 1 and 8191.
action - Specify to start or to stop the management lock function.
start - Specify to start the management lock function.
stop - Specify to stop the management lock function.
Restrictions
Only Administrator, Operator and Power-User level users can issue this command.
Example
To start management lock:
DGS-3120-24TC:admin# cfm lock md op-domain ma op-ma mepid 1 remote_mepid 2
action start
Command: cfm lock md op-domain ma op-ma mepid 1 remote_mepid 2 action start
Success.
DGS-3120-24TC:admin#
DGS-3120 Series Managed Switch CLI Reference Guide
209