单项选择题
A.4 B.8 C.16 D.6
A.192.168.0.233 B.192.168.0.49 C.192.168.1.49 D.172.168.0.49
A.LST SOFTWARE B.LST VER C.DSP SOFTSTATUS D.ACT SOFTWARE
A.GPS B.PEER CLK C.IEEE1588V2时钟 D.1pps+TOD时钟
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