ISDN又称()。A、一线通B、一码通C、全能通D、一号通
ISDN又称()。
- A、一线通
- B、一码通
- C、全能通
- D、一号通
相关考题:
设置话机模拟入呼叫时需要检查的被叫号码或子地址的命令是A、isdn pots1-answer B、isdn pots2-answer C、isdn answer1 D、isdn answer2
对ADSL和HDSL的比较.正确的有().A、ADSL能提供ISDN业务.而HDSL提供的是准ISDN业务.B、ADSL和HDSL都能提供ISDN的业务C、ADSL和HDSL都不能提供ISDN业务
Which of the following statements regarding ISDN are correct?()A、Each ISDN B channel has transmission speeds of up to 64 kbps.B、The ISDN B channel can carry video, voice or data.C、The ISDN B channel transmission rate varies depending on the service used.D、The ISDN D channel transmits control information.E、The ISDN B channels can be configured with different subnets and encapsulation types when dialer profiles are configured.
定义ISDN交换机类型命令为() A、isdn switch-type [keyword]B、isdn-switch-type [keyword]C、isdn switch type [keyword]D、isdn type [keyword]
综合业务数字网ISDN有窄带与宽带之分,分别称为N-ISDN(Narrowband-ISDN)和B-ISDN(Broadband-ISDN),N-ISDN是以公用电话交换网为基础,而B-ISDN是以光纤作为干线和传输介质。
关于ISDN网络的组成,下面说法正确的是()。A、ISDN网络由ISDN终端、终端适配器、网络终端设备、ISDN接入路由器、ISDN交换机构成。B、ISDN终端和终端适配器组成ISDN网络的用户侧。C、ISDN交换机通常是ISDN用户侧的设备。D、ISDN终端可以是一台ISDN电话机。
设置话机模拟入呼叫时需要检查的被叫号码或子地址的命令是()A、isdn pots1-answerB、isdn pots2-answerC、isdn answer1D、isdn answer2
单选题为了确定配置的ISDN路由器接口状态,应该输入哪一条命令?()Ashow interfaceBshow isdn q921Cshow isdn q931Dshow isdn statusEshow isdn active
多选题Which of the following statements regarding ISDN are correct?()AEach ISDN B channel has transmission speeds of up to 64 kbps.BThe ISDN B channel can carry video, voice or data.CThe ISDN B channel transmission rate varies depending on the service used.DThe ISDN D channel transmits control information.EThe ISDN B channels can be configured with different subnets and encapsulation types when dialer profiles are configured.
判断题综合业务数字网ISDN有窄带与宽带之分,分别称为N-ISDN(Narrowband-ISDN)和B-ISDN(Broadband-ISDN),N-ISDN是以公用电话交换网为基础,而B-ISDN是以光纤作为干线和传输介质。A对B错