Networking 3/4 Chapter 10 Test Review

When implementing a Multiprotocol Label Switching (MPLS) WAN, which data unit is managed by the routers at different sites?

• Bits

• Datagrams

• Packets

• Frames

Which statement BEST describes IPsec when used in tunnel mode?

• The entire data packet, including headers, is encapsulated.

• The identities of the communicating parties are not protected.

• IPsec in tunnel mode may not be used for WAN traffic.

• Packets are routed using the original headers, and only the payload is encrypted.

Which of the following services is available regardless of whether the telephone company network is available?

• ISDN

• DSL

• Cable modem

• Dial-up

Which of the following are differences between RADIUS and TACACS+?

• RADIUS encrypts the entire packet contents, while TACACS+ only encrypts the password.

• RADIUS supports more protocols than TACACS+.

• RADIUS uses TCP, while TACACS+ uses UDP.

• RADIUS combines authentication and authorization into a single function, while TACACS+ allows these services to b

What does a remote access server use for authorization?

• SLIP or PPP

• Remote access policies

• CHAP or MS-CHAP

• Usernames and passwords

Which of the following can route Layer 3 protocols across an IP network?

• GRE

• IPsec

• SSL

• PPTP

Which of the following purposes is a VPN primarily used for?

• Support the distribution of public web documents.

• Support secured communications over an untrusted network.

• Allow the use of network-attached printers.

• Allow remote systems to save on long-distance charges.

Which of the following are methods for providing centralized authentication, authorization, and accounting for remote access? (Select two.)

• RADIUS

• PKI

• TACACS+

• EAP

• AAA

Which of the following describes the lines used in a local loop for dial-up telephone access?

• POTS

• J1

• T1

• SONET

• MPLS

Which VPN tunnel style routes only certain types of traffic?

• Full

• Site-to-site

• Split

• Host-to-host