In a remote communication system, the action taken by a control station whereby messages addressed to an inoperative station are accepted and stored at the control station until they can be sent to the destination station.

• 在远程通信系统中，当报文发往的工作站处于不工作状态时控制站所采取的行动，即接收并存储该报文直到该工作站恢复工作时，再由控制站将报文送给它。