试题详情
- 单项选择题When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the interface clock rate determined?（）
A、It is supplied by the CSU/DSU.
B、It is supplied by the far end router.
C、It is determined by the clock rate command.
D、It is supplied by the Layer 1 bit stream timing.
- A
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