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4G和通信理论
题目内容
下面关于参数的说法正确的是(多选题)
A:cellBarred设置为Y是指在本小区可以发起呼叫,但不能切出去
B:cellReselectHysteresis (HYS)在GSM系统中只是在两个LAC边界区才起作用
C:只要两个小区属于同一个站,如果它们是邻区,则其邻区参数syncronised应该设置为Y
D:参数DTXMode仅针对上行
E:一般情况下allowIMSIAttachDetach设置为N
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