單項(xiàng)選擇題SCCP軟件是如何知道一條收到的消息不需要進(jìn)行GT翻譯的?()

A.DPC=own,user=SCCP,routingindicator=0.
B.DPC=foreign,user=SCCP,routingindicator=0.
C.DPC=own,user=ISUP,messagetype=0.
D.DPC=own,user=SCCP,routingindicator=1.


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