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In a VoIP network， which type of interface would an analog fax machine connect to？（）
- A、 Type 1
- B、 Type 2
- C、 FXS
- D、 FXO
- E、 E&M
参考答案
更多 “In a VoIP network， which type of interface would an analog fax machine connect to？（）A、 Type 1B、 Type 2C、 FXSD、 FXOE、 EM” 相关考题
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E8－C中WAN服务里的4个通道,按照集团规定的优先级顺序是()
A.itv、voip、tr069、上网B.voip、itv、tr069、上网C.voip、itv、上网、tr069D.tr069、itv、voip、上网
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The VoIP gateway can perform the digitization, () and encapsulation required, and it controls the setup of VoIP calls between the calling device and the called deviceA.amplificationB.depressionC.radiationD.compression
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Network managers have long awaited practical voice-over-IP(VOIP)solutions. VOIP promises ease network management and decreases(66)by converging a company's telephony and data infrastructures into one network. And a VOIP solution implemented at a company's head-quarters with far-reaching branch offices can(67)tremendous amounts of money in long distance phone bills, provided that solution delivers POTS-like voice(68)over the Internet.VOIP gateways are designed to convert voice from the(69)domain to the circuit switched domain. VOIP solutions use a digital signal processor(DSP)to process the voice data, preparing the voice sample for transmission by compressing voice and removing jitter. The VOIP equipment must comply with the(70)H.323 standard defined by the International Telecommunication Union, or ITU.A．timeB．cashC．costsD．space
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相对于公共交换电话网络（PSTN）和虚拟专用网（VPN），IP电话（VoIP）具有以下哪一项特性？A.VoIP上的所有通信均被加密，因此搭线窃听会很困难。
B.VPN的安全性不如PSTN或VoIP。
C.通过VoIP系统来攻击提供VoIP服务的服务器是不可能的。
D.VoIP的应用可能会降低计算机网络中其他应用的性能。
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某组织请求IS审计师提出建议来帮助其提高IP语音（VoIP）系统及数据通信的安全性和可靠性。以下哪项措施能实现这一目标？（）A、使用虚拟局域网（VLAN）对VoIP基础设施进行划分B、在VoIP终端设置缓冲区C、确保在VoIP系统中实现端到端加密D、确保VoIP基础设施中各部分均使用应急备用电源
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当HGU中某个WAN连接的服务模式中显示为”TR069（）VOIP（）INTERNET”,表示A、该WAN连接的业务优先顺序为TR069,VOIP,INTERNET;B、TR069,VOIP,INTERNET三者之一可以通过该WAN连接;C、通过TR069来配置VOIP,INTERNET业务;D、TR069,VOIP,INTERNET三种业务共用该WAN连接;
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Which three QoS mechanisms can be configured to improve VoIP quality on a converged network？（）A、The use of a queuing method that will give VoIP traffic strict priority over other traffic B、The use of RTP header compression for the VoIP traffic.C、The proper classification and marking of the traffic as close to the source as possibleD、The use of 802.1QinQ trunking for VoIP trafficE、The use of WRED for the VoIP traffic
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相对于公共交换电话网络（PSTN）和虚拟专用网（VPN），IP电话（VOIP）具有以下哪一项特性？（）A、VoIP上的所有通信均被加密，因此搭线窃听会很困难。B、VPN的安全性不如PSTN或VoIP。C、通过VoIP系统来攻击提供VoIP服务的服务器是不可能的D、VoIP的应用可能会降低计算机网络中其他应用的性能
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江苏电信e8-c终端，按照集团规定优先级配置上行QoS，优先级顺序为（）A、上网、voip、itv、tr069B、itv、voip、tr069、上网C、voip、itv、tr069、上网D、voip、069、itv、tr上网
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下列有关网络电话（VoIP）的描述，哪些正确？（）A、VoIP是基于IP通过网络传输语音的一种服务B、目前网络电话分为PC-PC、PC-Phone、Phone-Phone三种C、Skyper是知名的网络电话服务提供商D、在VoIP技术广泛应用的今天，VoIP的安全性是十分安全，不受质疑
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E8-C中WAN服务里的4个通道，按照集团规定的优先级顺序是（）A、itv、voip、tr069、上网B、voip、itv、tr069、上网C、voip、itv、上网、tr069D、tr069、itv、voip、上网
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Which QoS mechanisms can you use on a converged network to improve VoIP quality？（）A、The use of a queuing method that will give VoIP traffic strict priority over other trafficB、The use of RTP header compression for the VoIP trafficC、The proper classification and marking of the traffic as close to the source as possibleD、The use of 802.1QinQ trunking for VoIP trafficE、The use of WRED
考题
单选题Which statement is true about the distributed call control in a VoIP network？（）A
the VoIP endpoints have the intelligence to set up and control callsB
Call setup and control functionality is centralized in one call agent or clusterC
Call setup and control resides in call agents that are distributed throughout the networkD
Each VoIP device has separate call control， voice packetization， and transport mechanisms
考题
单选题某组织请求IS审计师提出建议来帮助其提高IP语音（VoIP）系统及数据通信的安全性和可靠性。以下哪项措施能实现这一目标？（）A
使用虚拟局域网（VLAN）对VoIP基础设施进行划分B
在VoIP终端设置缓冲区C
确保在VoIP系统中实现端到端加密D
确保VoIP基础设施中各部分均使用应急备用电源
考题
单选题You are the network administrator of an enterprise with a main site and multiple remote sites. Your networkcarries both VOIP and data traffic. You agree with your service provider to classify VOIP and data trafficaccording to the different service RFCs. How can your data and VOIP traffic be marked？（）A
data marked with DSCP AF21，VOIP marked with DSCP EFB
data marked with DSCP AF51，VOIP marked with DSCP EFC
data marked with the DE-bit. VOIP marked with the CLP-bitD
data marked with DSCP EF，VOIP marked with DSCP AF31E
data marked with IP precedence 5，VOIP marked with DSCP EF
考题
单选题You are the network administrator of an enterprise with a main site and multiple remote sites. Your network carries both VOIP and data traffic. You agree with your service provider to classify VOIP and data traffic according to the different service RFCs. How can your data and VOIP traffic be marked？（）A
data marked with DSCP AF21，VOIP marked with DSCP EFB
data marked with DSCP AF51，VOIP marked with DSCP EFC
data marked with the DE-bit，VOIP marked with the CLP-bitD
data marked with DSCP EF，VOIP marked with DSCP AF31E
data marked with IP precedence 5 VOIP marked with DSCP EF
考题
多选题Which three QoS mechanisms can be configured to improve VoIP quality on a converged network？（）AThe use of a queuing method that will give VoIP traffic strict priority over other trafficBThe use of RTP header compression for the VoIP traffic.CThe proper classification and marking of the traffic as close to the source as possibleDThe use of 802.1QinQ trunking for VoIP trafficEThe use of WRED for the VoIP traffic
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