Properties of IP Addresing

Question 1

Class A

Answer 1

1 to 126
16,777,214 hosts
Subnet 255.0.0.0

Private range 10.x.x.x
127.0.0.1 is used for loop back address

Question 2

Class B

Answer 2

128 to 191
Networks 16,384
65,534 hosts per network

Subnet 255.255.0.0
Private range 172.16.x.x to 172.31.255.255

Question 3

Class C

Answer 3

192 to 223.255.255.255 
Networks 2,097,152 
254 hosts per network 
255.255.255.0 
Private range 192.168.x.x

Question 4

Class D

Answer 4

reserved for multicast addressing 224 to 239.x.x.x

Question 5

Class E

Answer 5

reserved for future development 240 to 255.x.x.x