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IPv4 Details (2^32 = 4 billion address (Class B (1st 16 bits (1st 2 bits…
IPv4
Details
2^32 = 4 billion address
Class B
2 nd 16 bits for host address
2^16 =65k ip address
1st 16 bits
1st 2 bits (10)
remaining 14 bits - network id
May be large corporation
Class C
1st 24 bits
1st 3 bits (110)
21 bits - network id
2nd 8 bits - host id
small companies
Class A
24 bits - host id
2^24 =16million ip address
1st 8 bits
1st bit - 0
7 bits for network id
/8 block