Answers to Review Questions

1. B. The boot threshold for an interface controls how long the relay agent will wait before forwarding DHCP requests it hears on that interface.

2. B. Multilink PPP has nothing to do with encryption of data. Multilink is easy to set up, is relatively low in cost, and makes the connection faster.

3. C, E. MS-CHAPv2 provides encrypted and mutual authentication between the respective RRAS locations. MPPE works with MS-CHAPv2 and provides encryption for all the data between the locations. CHAP provides encrypted authentication, but MS-CHAPv2 is needed for MPPE to work. PAP is the lowest level of authentication providing passwords, but it sends passwords in clear text, which is not the most secure solution. L2TP needs ...

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