单项选择题

To maintain a telephone conversation over the Internet. The voice packets must arrive at their destination in （）.

A.a continuous stream
B.a burst stream
C.a delayed stream
D.a burst mode

<上一题目录下一题>

热门试题

单项选择题

TheVoIPgatewaycanperformthedigitization，（）andencapsulationrequired，anditcontrolsthesetupofVoIPcallsbetweenthecallingdeviceandthecalleddevice.

A.amplification
B.depression
C.radiation
D.compression

单项选择题

802.11nisaWLANstandardapprovedbythe（），whichcanbeusedtisupportdatarateuoto600Mbps.

A.IEIF
B.IEEE
C.ITU
D.ISO

相关试题