Networking

Question 1

How big is an ipv4 address? How big is each component?

Answer 1

4 bytes, 32 bits for all. Each is 1 byte.

Question 2

How big is an ipv6 address? (bytes/bits)

Answer 2

16 bytes, 128 bits for all. Each is 2 bytes long.

Question 3

In ipv4, what are the identifying components of an address.

Answer 3

First two bytes (octets) is the network, last two bytes (octet) is the computer.

Question 4

Describe the internet stack from top down and give an example of a member of each level.

Answer 4

ATNLP (A Tunnel Physical)
Application layer: HTTP|TLS|DNS,IMAP
Transport Layer: TCP|UDP,
Network Layer: IP(v4|v6),ICMP,IGCMP
Link Layer: ARP, Ethernet, WifI
Physical: Fiber, Copper