Efficient Networks 5800 Series Manual de usuario descargar pdf (Pagina 18)

Dod/Pritchard Communications

Efficient University Technical Track Copy

-- Draft 4: September 5, 2001--

8. How many Ethernet ports are on the 5800 router?

a. None.

b. Twelve.

c. Four.

d. Four, but it’s expandable.

9. What are the options for connecting to a 5800 router or 5950 gateway for purposes of configuring it?

a. Web, SNMP, and Telnet interfaces.

b. A programmable infrared (IR) remote control.

c. Console connection.

d. Only a and c.

e. None of the above.

10. How can the service (CO-to-customer) distance be increased for SHDSL service?

a. With longer cables between the customer premises unit and the CO.

b. Through the use of in-line repeaters.

c. It can’t be increased. The maximum distance is fixed at 20,000 feet for SHDSL.

d. Through the use of in-line wireless amplifiers.

11. What’s an IP filtering firewall?

a. A set of definitions that provide protection for the LAN connected to the router.

b. A method for examining incoming packets for source and destination addresses.

c. Both a and b.

d. None of the above.

12. Virtual Private Network (VPN) technology is used primarily to

a. Provide secure end-to-end connections.

b. Protect against data interception.

c. Protect against connection hijacking.

d. All of the above.

13. What’s the major advantage of a VPN?

a. It’s virtual, so it doesn’t consume bandwidth.

b. It’s public, so it’s easy to Webcast.

c. It’s networked, so many diverse entities can enjoy the content.

d. It’s similar to the Internet.

e. None of the above.

14. Router access control is important because

a. The number of people with access to the router should be limited.

b. It’s not especially important, but it’s in there in case anyone wants to use it.

c. The router should not be freely accessible from the Internet.

d. Just a and c.

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Efficient Networks 5800 Series Manual de usuario Pagina 18