(3) WAN Technologies

Question 1

DMVPN uses _____ for encryption.

Answer 1

IPsec

Question 2

DMVPN uses _____ to allow a single interface to support multiple IPsec tunnels.

Answer 2

mGRE

Question 3

DMVPN uses _____ to map public IP addresses for all tunnel spokes.

Answer 3

NHRP

Question 4

How does CHAP send passwords?

Answer 4

in MD5 (as hash values)

Question 5

How does PAP send passwords?

Answer 5

in cleartext

Question 6

In PPPoE, what should the MTU be set down to?

Answer 6

1492

Question 7

PPP can carry packets from several protocol suites using ____.

Answer 7

NCP

Question 8

PPP controls the setup of several link options using _____.

Answer 8

LCP

Question 9

PPP uses _____ as a basis for encapsulating datagrams over point-to-point links.

Answer 9

HDLC

Question 10

What is the default serial encapsulation on Cisco routers?

Answer 10

HDLC

Question 11

What three values must match for Encapsulation?

Answer 11

Layer 2 Frame Types, Subnet, and Password (if used)

Question 12

Which feature does PPP LCP use to analyze error rates on a link?

Answer 12

LQM

Question 13

Which feature does PPP LCP use to quickly detect looped links?

Answer 13

Magic Numbers

Question 14

Which two authentication protocols does PPP support?

Answer 14

PAP and CHAP