chapter 17

Question 1

what is ARP?

630

Answer 1

Address Resolution Protocol, ARP is a TCP/IP protocol, it is used to translate the IP address to MAC address using broadcasts.

Question 2

the new information gained from the broadcast is added to ______.
630

Answer 2

ARP table

Question 3

The ARP table in windows has a list of TCP/IP addresses and MAC addresses associated to them, this table is kept in memory, so the machine does not have to do a broadcast for the frequently accessed TCP/IP, in each entry on this table there is an IP address, MAC address and TTL value. what is the TTL ?
631

Answer 3

Time To Live, TTL is a protocol that determines how long each entry will remain in the ARP table

Question 4

to add a static entries in the ARP table, what do we do?

633

Answer 4

use the ARP command with the -s switch.

Question 5

the static entries will stay in the ARP table until the machine is rebooted. T/F
633

Answer 5

true

Question 6

to delete a static entry from the ARP table, we use arp -d with ______
635

Answer 6

IP address that we want to delete.

Question 7

_____ utility allows you to query a name server and find out which name resolves to which IP address.
634

Answer 7

The nslookup utility.

Question 8

when using the nslookup at the command prompt, the command prompt will change from C:> sign to ____
635

Answer 8

> sign

Question 9

Mtr command ( My traceroute) is a combination of 2 functions. what are they?
637

Answer 9

traceroute and ping

Question 10

Mtr work good with Linux and Unix, but by default is not installed on windows devices. T/F
637

Answer 10

True

Question 11

what is Microsoft own version of Mtr?

637

Answer 11

pathping

Question 12

which command should we use to view the routing table on a windows device?
639

Answer 12

route print

Question 13

route add: is used to____

640

Answer 13

adds a route

Question 14

route change is used to _____

640

Answer 14

modifies an existing route

Question 15

route delete is used to____

640

Answer 15

deletes a route

Question 16

what does NetBIOS stand for?

641

Answer 16

network basic input/output system.
it is a Microsoft windows interface.
it related names with workstations

Question 17

netstat utility is used to achieve 3 things, what are they?

642

Answer 17

• Track NetBIOS over the TCP/IP.
• show the details of incoming and outgoing NetBIOS over the TCP/IP.
• resolve NetBIOS names.

Question 18

netstat switches are case sensitive. T/F

642

Answer 18

True

Question 19

lowercase switches of netstat deal with what?

642

Answer 19

NetBIOS names of hosts

Question 20

uppercase switches of netstat deal with what?

642

Answer 20

TCP/IP addresses of hosts