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WhichofthefollowingdevicessetstheframingtypeonaT1circuit?()A.TransceiverB.GatewayModemC.RouterD.CSU/DSU
题目
WhichofthefollowingdevicessetstheframingtypeonaT1circuit?()
A.Transceiver
B.GatewayModem
C.Router
D.CSU/DSU
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参考答案和解析
参考答案：D