disable qllc link The disable qllc link disables an instance of the QLLC Link subentity. You can only disable a previously enabled entity. The disable command stops the operation of the Link subentity. For the disable command to be successful, all Station subentities on the Link must have been disabled. At the completion of the command the subentity is in the off entity state. Ex, ncl> disable qllc link qllc-0