当前位置:在线题库搜索>[单选题]If the Call Redirect step sends a caller to a device that does not exist in the CallManager, which branch of the step is executed? ()的答案是什么?

问题:

[单选题]If the Call Redirect step sends a caller to a device that does not exist in the CallManager, which branch of the step is executed? ()

A、Busy  
B、Invalid  
C、Successful  
D、Unsuccessfu

参考答案: B

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