Deck 8

Question 1

What part of the network is the point where the responsibility of the administrator ends and the telecommunications provider’s responsibility begins?

Answer 1

PAD interface

Question 2

Which of these addresses is a multicast address?

Answer 2

224.0.0.1

Question 3

When a packet traverses a network, each router is a _____.

Answer 3

hop

Question 4

When you have multiple circuits connected to a site, the entire circuit is known as a
___________.

Answer 4

virtual circuit

Question 5

What replaced X.25?

Answer 5

Frame Relay

Question 6

At what speed does a T3 line run?

Answer 6

44.7 Mbps

Question 7

In Europe, what circuit would be similar to the T1 found in the United States?

Answer 7

E1

Question 8

How many B channels does an ISDN PRI support?

Answer 8

23

Question 9

What speed does FDDI use?

Answer 9

100 Mbps

Question 10

What topology does FDDI use?

Answer 10

ring

Question 11

What technology uses wires from the telephone company to provide broadband Internet connection?

Answer 11

DSL

Question 12

_________ is used to send packets from one network to another network.

Answer 12

Routing

Question 13

_________ is a route that must be manually defined on each router.

Answer 13

Static

Question 14

_________ uses a clocking circuit to control the timing of communications between two WAN devices such as routers.

Answer 14

Static Route

Question 15

A ________ is the guaranteed certain amount of information provided by a circuit or line.

Answer 15

Committed Information Route

Question 16

What speed does a T1 run at?

Answer 16

1.544 Mbps

Question 17

How fast is a DS0 circuit?

Answer 17

64 Kbps

Question 18

What protocol is used with L2TP to provide encryption?

Answer 18

IPSec

Question 19

The ____________ is the largest WAN in the world.

Answer 19

Internet

Question 20

What type of network can you set up that is another company’s internal network?

Answer 20

extranet