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IP电话泛指在以IP(Internet Protocol)为网络层协议的计算机网络中进行话音通信的系统。
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更多 “IP电话泛指在以IP(Internet Protocol)为网络层协议的计算机网络中进行话音通信的系统。” 相关考题
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关于IP电话系统,下列描述错误的是()。A.IP电话技术以Internet作为传输平台,实现计算机与计算机,电话到电话,计算机到电话的语音通信 B.将PSTN传来的电话语音压缩打包经TCP/IP网络传输,完成这项工作的是IP电话中的关键设备,被称为网闸 C.多点控制单元(MCU)支持IP网络中网络会议等多点通信 D.采用更先进的语音压缩技术,数据速率比传统PSTN低很多
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TCP/IP is a communication protocol, which provides many different networking services. The TCP/IP Internet protocol suite is formed from two standards: the TCP (Transmission Control Protocol) and the IP(Internet Protocol).(72) means it is on the transport layer.A.ISOB.IPC.OSID.TCP
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Internet Protocol version 6 (IPv6) is the next-generation Internet Layer protocol for packet-switched internetworks and the Internet. IPv6 router solicitation is()A、A request made by a node for the IP address of the local routerB、A request made by a node to join a specified multicast groupC、A request made by a node for a DHCP provided IP addressD、A request made by a node for the IP address of the DHCP server
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Which Internet Protocol(IP) telephony element is best categorizedas a voice application component?()A、IP telephoneB、Voice gatewayC、Private branch exchange (PBX)D、Advanced audio conferencing software
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TCP/IP协议是一个协议集,其中网际协议 IP(Internet Protocol)和传输控制协议TCP(Transmission Control protocol)是最核心的两个协议。()
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下列关于IP电话业务说法正确的有:()A、泛指通过IP网络提供或通过电话网络和IP网络共同提供的电话业务;B、特指由电话网络和IP网络共同提供的Phone-Phone以及PC-Phone的电话业务;C、IP电话有本地IP电话业务、国内长途IP电话业务和国际长途IP电话业务;D、IP电话业务在整个信息传递过程中,中间传输段采用IP包方式;E、IP电话通话清晰度与传统的固话无差距。
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IP记帐卡具备IP电话卡和INTERNET卡两种功能,即一张卡既可以用于打IP电话也可以用于INTERNET上网。接入码为(),用于拨打国内()固定电话和()电话。无论客户是否具有国际长权,均可通过该业务拨打国际电话。
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Which two Internet Protocol (IP) telephony devices are best categorized as infrastructure components? ()A、Call management softwareB、Media Convergence Servers (MCSs)C、Voice gatewaysD、IP telephones
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Which two Internet Protocol (IP) telephony devices are best categorized as infrastructure components? ()A、IP telephonesB、Voice gatewaysC、Call management softwareD、Media Convergence Servers (MCSs)
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单选题What is a benefit of Internet protocol (IP) telephony?()A
Synchronizes password exchanges for call setupB
Eliminates the need for physical cabling in a TCP/IP networkC
Enables two-way voice transmission over a packet-switched TCP/IP networkD
Creates an encrypted tunnel for voice through a Transmission Control Protocol (TCP)/IP network
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单选题Internet Protocol version 6 (IPv6) is the next-generation Internet Layer protocol for packet-switched internetworks and the Internet. IPv6 router solicitation is()A
A request made by a node for the IP address of the local routerB
A request made by a node to join a specified multicast groupC
A request made by a node for a DHCP provided IP addressD
A request made by a node for the IP address of the DHCP server
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填空题IP电话业务泛指利用IP网络(),通过IP网络提供或通过电话网络和IP网络共同提供的电话业务。
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