IP LAB EXPERIMENT ARP - ananthan05/Networking-Fundamentals-IP- GitHub Wiki

a.

b.

This address is not the etherrnet address of gaia.cs.umass.edu, but it is the address of the router

c.

the hexadecimal value for the frame type field is Type: IP (0x0800). its correspomds to ipv4

a.

The value of ethernet source address in reply packet is 00:06:25:da:af:73

b.

The value of ethernet address in reply packet is 00:d0:59;a9:ed:68

c. The hex value of the two byte frame field is 0x0800. It corresponds to IPV4 layer.

a.

The address of Source -> 00:d0:59:a9:3d:6d Destination -> ff:ff:ff:ff:ff:ff

b.

The hex value of the two byte field is 0x0806

c.

On clicking the OPCODE field we get to see the hex values 20-21. On clicking the hex values we see that the OPCODE field begins at 20 th field.

d. 0x001

e. Yes it contains the sender IP address .

f.

a.

It begins at 20-21 st field

b The value of the OPCODE field within the arp payload in response packet is 2.

c. We can confirm that this packet contains the answer since it contains both the sender and reveiver’s MAC address along with their IP address.

d. The hex value of the source address is 00 06 25 da af 73 and destination address is 00 d0 59 a9 3d 68.

e. There is no arp reply for the request because arp request packet is a broadcast message and the arp response is unicast and only the targeted machine will receive it.