CCNA 4 Chapter 2 Exam Answers

CCNA Exploration 4 Chapter 2 Exam Answers

1.

CCNAExploration4Chapter2ExamAnswers thumb CCNA Exploration 4 Chapter 2 Exam Answers

Refer to the exhibit. Which statement is true about PPP operation?

Layer 2 is down.

LCP, IPCP, and CDPCP negotiations are in progress.

Only the link-establishment phase completed successfully.

Both the link-establishment and network-layer phase completed successfully.

 

2. What does the demarcation point represent in data communication physical circuits?

DTE/DCE interface on the device connecting to the Internet

location of the firewall or router

physical point at which the public network ends and the private customer network begins

tag assigned to the physical block where a cross-connect occurs

 

3. What function do Network Control Protocols provide for a PPP connection?

to supply error detection

to establish and terminate data links

to provide authentication capabilities to PPP

to manage network congestion and to allow quality testing of the link

to allow multiple Layer 3 protocols to operate over the same physical link

(more…)

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