Chapter 17

Question 1

what do protocol analyzers do?

Answer 1

They are used to capture packets in their native format as they cross the network. They can check for errors and the type of traffic on your network. p. 616-617

Question 2

True or False: After Windows Vista, all operating systems come with protocol analyzers.

Answer 2

False p. 616

Question 3

What four packet types must be sent for DHCP to work and the client recieves an IP configuaration?

Answer 3

Discover
offer
Request
ACK p. 617

Question 4

What do throughput testers show?

Answer 4

The measure the traffic seen on the network and can classify the traffic that is eating up bandwidth. p. 618

Question 5

what does connectivity software supposed to do?

Answer 5

allows you to connect to a remote machine and do any action you could do if you were sitting in front of it. p. 619

Question 6

what does traceroute do?

Answer 6

it shows every router interface a tcp/ip packet passes on the way to its destination. It uses TTL and ICMP to display the path of a packet. p. 620

Question 7

What do you use ping for?

Answer 7

to find out if a host is responding

to find out if you can reach a host. p. 627

Question 8

What does the Address resolution protocol do?

Answer 8

it translates TCP/IP addresses into MAC addresses p. 630

Question 9

what does NS lookup utility do?

Answer 9

Allows you to query a name server and quickly find out which name reslovles to which IP address. p. 634