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单选题In a DSL network，which device terminates the PPP over Ethernet subscriber’s two-wire phone line？（）A RASB DSLAMC ATMswitchD RADIUSserver

题目
单选题
In a DSL network，which device terminates the PPP over Ethernet subscriber’s two-wire phone line？（）
A

RAS

B

DSLAM

C

ATMswitch

D

RADIUSserver

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相似问题和答案

第1题：

You are configuring a PPP over Ethernet service offering.Which two type s of interfaces can be dynamically created with aprofile?()

A.IP

B.ATM

C.PPPoA

D.PPPoE


参考答案：A, D

第2题：

In a DSL network,which device terminates the PPP over Ethernet subscriber’s two－wire phone line?()

A.RAS

B.DSLAM

C.ATMswitch

D.RADIUSserver


参考答案：B

第3题：

A user is connected on a DSL line and is using a PPP over Ethernet service. Which network device encapsulates the datagram inside of an ATM header?()

A.DSLAM

B.DSL modem

C.ERX Edge Router

D.customer workstation


参考答案：B

第4题：

What is the purpose of configuring the router as a PPPoE client?（）

  • A、to provide VPN access over L2TP
  • B、to enable PPP session from the router to the termination device at the headend for metro Ethernet connectivity
  • C、for DSL connectivity and removing the need for the end - user PC to ru n the PPPoE client software
  • D、for connecting the router to a cable modem, which bridges the Ethernet frames from the router to the cable modem termination system

正确答案:C

第5题：

What is the purpose of configuring the router as a PPPoE client?()

A. to provide VPN access over L2TP

B. to enable PPP session from the router to the termination device at the headend for metro Ethernet connectivity

C. for DSL connectivity and removing the need for the end - user PC to ru n the PPPoE client software

D. for connecting the router to a cable modem, which bridges the Ethernet frames from the router to the cable modem termination system


参考答案：C

第6题：

A user is connected on a DSL line and is using a PPP over Ethernet service.Which network device strips the ATM header from the datagram and investigates the PPP header?()

A.DSLAM

B.DSL modem

C.ERX Edge Router

D.customer workstation


参考答案：C

第7题：

Which of the following connection types use a phone line as a carrier to provide access to theInternet?()

A.Cellular

B.Satellite

C.ISDN

D.WiMAX

E.DSL


参考答案：C, E

第8题：

When multiple PPP over Ethernet subscribers connect using the same DSL modem, which two attributes does the ERX use to differentiate between subscribers? ()(Choose two.)

A. PPP session ID

B. subscriber name

C. source MAC address

D. destination MAC address


参考答案：A, C

第9题：

Which three statements about NetFlow are true？ （）

  • A、LCP is used for PPP over ATM （PPPoA） setup.
  • B、LCP is used for PPP over Ethernet （PPPoE） setup.
  • C、LCP is used for PPP over Ethernet （PPPoPR） setup.
  • D、LCP is used for PPP CHAP authentication.
  • E、LCP is used for basic PPP link setup and operation.

正确答案:A,B,E

第10题：

Which of the following connection types use a phone line as a carrier to provide access to theInternet?（）

  • A、Cellular
  • B、Satellite
  • C、ISDN
  • D、WiMAX
  • E、DSL

正确答案:C,E

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