A.數(shù)據(jù)業(yè)務(wù) B.傳真業(yè)務(wù) C.緊急呼叫 D.語(yǔ)音業(yè)務(wù)
A.丟包率=5%,網(wǎng)絡(luò)抖動(dòng)=60ms,時(shí)延=200ms B.丟包率=5%,網(wǎng)絡(luò)抖動(dòng)=60ms,時(shí)延=400ms C.丟包率=1%,網(wǎng)絡(luò)抖動(dòng)=60ms,時(shí)延=400ms D.丟包率=1%,網(wǎng)絡(luò)抖動(dòng)=40ms,時(shí)延=100ms
A.信號(hào)音 B.基本音 C.補(bǔ)充業(yè)務(wù)音 D.智能業(yè)務(wù)音