When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the interface clock rate determined?

admin2019-04-08  1

问题 When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the interface clock rate determined?

选项 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.

答案A

解析
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