CONTOH ALAMAT IP ADDRESS

KELAS 
A = 10.0.0.0 sampai 10.255.255.255  banyaknya host = 16 juta
B = 128.16.0.0  sampai 172.31.255.255  banyaknya host = 65 ribu
C = 192.168.0.0  sampai 192.168.255.255 = 254 host

netmaask
A	= 255.255.252.0		= 255 x 255 x 255 = 16 jt host
B	= 255.255.0.0		= 255 x 255 = 65 ribu host
C	= 255.255.255.0		= 254 host

10.0.2.1
10.0.2.2


10.0.0.1
10.0.0.2
10.0.0.3

10.0.2.1
10.0.2.2
10.0.2.3

10.0.254.1
10.0.254.2