建设工程施工劳务分包合同中，关于劳务报酬计取，下列说法不正确的是（)。A．固定劳务报酬，管理费另

(19） VoIP的3种实现形式分别为PC-to-PC、PC-to-Phone和 ________ 。

A．PC - to - PC

B．PC - to - Phone

C．Phone - to - Phone

D．PC - to - Pad

E．Pad - to - Phone

Which of the following statements is NOT true？

A．With VOIP technology, the phone caller's voice will be broken into pieces.

B．Different types of technology are accompanied with different advantages.

C．With VOIP technology, the quality of voice will always remain the same.

D．On the Internet, information will be broken into pieces and then connected again.

Which of the following statements is NOT true？

A．With VOIP technology, the phone caller's voice will be broken into pieces.

B．Different types of technology are accompanied with different advantages.

C．With VOIP technology, the quality of voice will always remain the same.

D．On the Internet, information will be broken into pieces and then connected again.

Which of the following statements is NOT true？

A．With VoIP technology, the phone caller's voice will be broken into pieces.

B．Different types of technology are accompanied with different advantages.

C．With VoIP technology, the quality of voice will always remain the same.

D．On the Internet, information will be broken into pieces and then connected again.

A．VoIP系统一般由IP电话终端、网关(Gateway)、网(关)守(Gatekeeper)、网管系统、计费系统等几部分组成

B．在实现方式上，VoIP有电话机到PC、PC到电话机和PC到PC等3种方式

C．VoIP的关键技术包括信令技术、编码技术、实时传输技术、服务质量(QoS)保证技术以及网络传输技术等

D．VoIP的核心与关键设备是IP电话网关

A．VoIP系统一般由IP电话终端、网关(Gateway)、网(关)守(Gatekeeper)、网管系统、计费系统等几部分组成

B．在实现方式上，VoIP有电话机到PC、PC到电话机和Pc到Pc等3种方式

C．VOIP的关键技术包括信令技术、编码技术、实时传输技术、服务质量(QoS)保证技术以及网络传输技术等

D．VOIP的核心与关键设备是IP电话网关