642-821

642-821 Building Cisco Remote Access Networks is down. I passed it easily. I suggest www.examcheets.com .All the questions in the exam were from it.

Section A

Q # 1:  A bank needs to connect a branch office to the corporate network on the other side of town. The branch office has twelve users that require constant access to the bank's central accounting system throughout the day. Which two connection types may be most appropriate for this branch office? (Choose two)

A. ISDN BRI

B. Frame Relay

C. Asynchronous

D. Dedicated lease line

Answer: B D

Q # 2:  You need to support a mobile sales group who needs access to email from a variety of locations. What best meets the needs of the sales group?

A. Digital service

B. Multi-mode service

C. Asynchronous service

D. High-Speed Serial (HSS) interface

Answer: C

Q # 3:  What are the advantages of Frame Relay connection over dedicated leased lines? (Choose two)

A. Better suited multiple branch locations.

B. Lower cost.

C. More control over the connection.

D. Full guaranteed bandwidth.

Answer: B, C

Q # 4:  Which statement describes the differences between IPSec and Cisco Encryption Technology (CET)?

A.   CET supports AH, ESP and Anti-Replay which are not available with IPSec.

B.    IPSec supports AH, ESP and Anti-Replay which are not available with CET.

C.   CET is the implementation of IPSec in the Cisco Secure Services package.

D.   IPSec is used to encrypt IP-only packets, whereas CET is used to encrypt only non-IP packets.

Answer: B.

Q # 5:  When using a CATV cable service as an Internet connection medium, what is "upstream traffic"?

A. Traffic getting at the user's home traveling to the head end.

B. Traffic between the head end and the supplier antenna.

C. Broadcast traffic, including the cable TV signals.

D. Traffic from outside the local cable segment serving the user's home.

Answer: A

Q # 6:  Which feature will cache routes learned by dynamic routing protocols, enabling their use over DDR connections?

A. Route redistribution

B. Dynamic static routes

C. Snapshot routing

D. DDR route maps

E. Passive interfaces

Answer: A

Q # 7:  Which statement is true regarding the ADSL (G.Lite G.922.2) standard?

A    Signals cannot be carried on the same wire as POTS signals.

B.    It offers equal bandwidth for upstream and downstream data traffic.

C.   It was developed specifically for the consumer market segment requiring higher download speeds.

D.   It has limited operating range of less than 4,500 feet..642-821

Answer: C

Q # 8:  Which statement is true regarding uninteresting traffic being carried over a DDR link?

A    Uninteresting traffic will keep DDR call established, even if no more interesting traffic is being routed over the link.

B.    Uninteresting traffic will be routed over an established DDR call, but at a lower priority than interesting traffic.

C.   Uninteresting traffic will not be routed over an established DDR call.

D.   Uninteresting traffic will be routed over an established DDR call, as long as there is enough interesting traffic to keep the call connected.

Answer: C

Q # 9:  What is the default action of authentication when AAA is enabled but authentication is not set?

A.   Allow a user to access all resources after login.

B.    Disallow a user from access to all resources after login.

C.   Record all access of resources and how long the user accessed each resources.

D    Not to record any access of resources after login.

E.    Allow any user to login without checking the authentication data.

F.    Disallow any user from logging in with or without a valid username and password.

Answer: F