A.附着时延
B.SRVCC切换成功率
C.始呼接通时延
D.SRVCC切换时延
A.MOS值
B.附着成功率
C.VoLTE呼叫接通率
D.eSRVCC切换成功率
A.VoLTE语音始呼应答次数/VoLTE语音始呼总次数
B.VoLTE语音终呼应答次数/VoLTE语音终呼总次数
C.(VoLTE语音始呼应答次数+VoLTE语音终呼应答次数)/(VoLTE语音始呼总次数+VoLTE语音终呼总次数)
D.(VoLTE语音始呼接通次数+VoLTE语音终呼接通次数)/(VoLTE语音始呼总次数+VoLTE语音终呼总次数)
A.900s
B.1200s
C.1800s
D.3600s