问题 单项选择题

正常的呼叫结束后释放信道时,空中接口的信令流程是()。

A.Release-Disconnect-ReleaseComplete

B.Disconnect-Release-ReleaseComplete

C.ReleaseComplete-Release-Disconnect

D.Release-ReleaseComplete-Disconnect

答案

参考答案:B

选择题
判断题