单选题Which ISDN device converts the four-wire BRI signals from an S/T interface into two-wire signals of a U interface?（）A TE1B NT-2C TAD TE2E NT-1

题目
单选题
Which ISDN device converts the four-wire BRI signals from an S/T interface into two-wire signals of a U interface?（）
A

TE1

B

NT-2

C

TA

D

TE2

E

NT-1

相似考题

1.An administrator issues the show ip interface s0/0 command and the output displays that interface Serial0/0 is up, line protocol is up.What does "line protocol is up" specifically indicate about the interface?A．The cable is attached properly.B．CDP has discovered the connected device.C．Keepalives are being received on the interface.D．A carrier detect signal has been received from the connected device.E．IP is correctly configured on the interface.

2.Which ISDN device converts the four－wire BRI signals from an S／T interface into two－wire signals of a U interface?()A.TE1B.NT-2C.TAD.TE2E.NT-1

3.Which device enables a router serial interface to connect to the ISDN BRI?()A.NT2B.NT1C.TED.TAE.TE1

4.A Router with a BRI／T interface will be used for an ISDN Connection what other ISDN device is required to complete this connection? ()A.TE1B.TE2C.NT1D.NT2

参考答案和解析
正确答案： E
解析： 暂无解析
更多“单选题Which ISDN device converts the four-wire BRI signals from an S/T interface into two-wire signals of a U interface?（）A TE1B NT-2C TAD TE2E NT-1”相关问题

  • 第1题：

    You have just obtained a modular Cisco router with 2 serial connections and a BRI／U interface. What other physical piece of hardware is required in order to establish an ISDN connection?()

    A. Nothing. The router is already suitable.

    B. A BRI WAN interface in the router.

    C. An external NT1 to terminate the local loop.

    D. A TA/NT1 device on the router.


    参考答案：A

  • 第2题：

    Which two of these are characteristics of an IPS device？（）

    • A、 passively listens to network traffic
    • B、 is an active device in the traffic path
    • C、 has a permissive interface that is used to monitor networks
    • D、 traffic arrives on one IPS interface and exits on another

    正确答案:B,D

  • 第3题：

    A router with a serial interface will be used for an ISDN link.What other function group devices are required to complete the connection to the service provider? （）

    • A、TE1
    • B、TE2
    • C、TA
    • D、NT1
    • E、NT2

    正确答案:C,D

  • 第4题：

    Which three functions are associated with a Cisco Unified CallManager？ （）

    • A、 connects traditional telephony devices to voice over IP infrastructure
    • B、 converts analog signals to digital format
    • C、 performs voice compression
    • D、 performs call processing
    • E、 performs dial plan administration
    • F、 performs signaling and device control

    正确答案:D,E,F

  • 第5题：

    Which statements is true about Foreign Exchange Station （FXS） ports on a router？（）

    • A、the FXS interface allows an analog connection to be directed at the public switched telephone network （PSTN’s） central office
    • B、the FXS interface connect directly to a standard telephone， fax machine， or sililar device and supplies ring， voltage， and dial tone
    • C、the FXS interface connect directly to an IP phone and supplies ring， voltage， and dial tone
    • D、the FXS interface connect directly to ISDN voice channels

    正确答案:B

  • 第6题：

    When a router converts analog signals to digital signals， what three steps are always included in the process？（）

    • A、involution
    • B、encoding
    • C、sampling
    • D、quantization
    • E、compression
    • F、companding

    正确答案:B,C,D

  • 第7题：

    Which ISDN device converts the four-wire BRI signals from an S/T interface into two-wire signals of a U interface?（）

    • A、TE1
    • B、NT-2
    • C、TA
    • D、TE2
    • E、NT-1

    正确答案:E

  • 第8题：

    单选题
    Which statements is true about Foreign Exchange Station （FXS） ports on a router？（）
    A

    the FXS interface allows an analog connection to be directed at the public switched telephone network （PSTN’s） central office

    B

    the FXS interface connect directly to a standard telephone， fax machine， or sililar device and supplies ring， voltage， and dial tone

    C

    the FXS interface connect directly to an IP phone and supplies ring， voltage， and dial tone

    D

    the FXS interface connect directly to ISDN voice channels


    正确答案： D
    解析： 暂无解析

  • 第9题：

    多选题
    When a router converts analog signals to digital signals， what three steps are always included in the process？（）
    A

    involution

    B

    encoding

    C

    sampling

    D

    quantization

    E

    compression

    F

    companding


    正确答案： E,F
    解析： 暂无解析

  • 第10题：

    单选题
    Which statement is true about Foreign Exchange Station （FXS） ports on a router？（）
    A

    The FXS interface allows an analog connection to be directed at the public switched telephone network （PSTN’s） central office.

    B

    The FXS interface connects directly to a standard telephone，fax machine，or similar device and supplies ring，voltage，and dial tone.

    C

    The FXS interface connects directly to an IP phone and supplies ring，voltage，and dial tone.

    D

    The FXS interface connects directly to ISDN voice channels.


    正确答案： D
    解析： 暂无解析

  • 第11题：

    单选题
    A Router with a BRI/T interface will be used for an ISDN Connection what other ISDN device is required to complete this connection? （）
    A

    TE1

    B

    TE2

    C

    NT1

    D

    NT2


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    What is the difference between a CSU/DSU and a modem?（）
    A

    A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line

    B

    A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line

    C

    A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line

    D

    A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line


    正确答案： A
    解析： 暂无解析

  • 第13题：

    What is the difference between a CSU／DSU and a modem?()

    A. A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line.

    B. A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line.

    C. A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line.

    D. A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line.


    参考答案：D

  • 第14题：

    You have just obtained a modular Cisco router with 2 serial connections and a BRI/U interface. What other physical piece of hardware is required in order to establish an ISDN connection?（）

    • A、Nothing. The router is already suitable.
    • B、A BRI WAN interface in the router.
    • C、An external NT1 to terminate the local loop.
    • D、A TA/NT1 device on the router.

    正确答案:A

  • 第15题：

    A Router with a BRI/T interface will be used for an ISDN Connection what other ISDN device is required to complete this connection? （）

    • A、TE1
    • B、TE2
    • C、NT1
    • D、NT2

    正确答案:C

  • 第16题：

    Which device enables a router serial interface to connect to the ISDN BRI?（）

    • A、NT2
    • B、NT1
    • C、TE
    • D、TA
    • E、TE1

    正确答案:D

  • 第17题：

    Which statement is true about Foreign Exchange Station （FXS） ports on a router？（）

    • A、The FXS interface allows an analog connection to be directed at the public switched telephone network （PSTN’s） central office.
    • B、The FXS interface connects directly to a standard telephone，fax machine，or similar device and supplies ring，voltage，and dial tone.
    • C、The FXS interface connects directly to an IP phone and supplies ring，voltage，and dial tone.
    • D、The FXS interface connects directly to ISDN voice channels.

    正确答案:B

  • 第18题：

    What is the difference between a CSU/DSU and a modem?（）

    • A、A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line
    • B、A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line
    • C、A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line
    • D、A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line

    正确答案:D

  • 第19题：

    Users can define policy to control traffic flow between which two components？（）

    • A、from a zone to the device itself
    • B、from a zone to the same zone
    • C、from a zone to a different zone
    • D、from one interface to another interface

    正确答案:B,C

  • 第20题：

    单选题
    You have just obtained a modular Cisco router with 2 serial connections and a BRI/U interface. What other physical piece of hardware is required in order to establish an ISDN connection?（）
    A

    Nothing. The router is already suitable.

    B

    A BRI WAN interface in the router.

    C

    An external NT1 to terminate the local loop.

    D

    A TA/NT1 device on the router.


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    Which statement concerning locating signals in the GMDSS is FALSE（）.
    A

    Locating signals are transmitted by survival craft VHF transceivers

    B

    Locating signals are transmitted by SARTs

    C

    Locating signals are intended to facilitate the finding of a distressed vessel or its survivors

    D

    Locating signals are not transmitted by autoalarm generators


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    What is the difference between a CSU/DSU and a modem?（）
    A

    A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line.

    B

    A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line.

    C

    A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line.

    D

    A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line.


    正确答案： B
    解析： 暂无解析

  • 第23题：

    单选题
    Which device enables a router serial interface to connect to the ISDN BRI?（）
    A

    NT2

    B

    NT1

    C

    TE

    D

    TA

    E

    TE1


    正确答案： E
    解析： 暂无解析

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