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IP ADDRESSING


IP Addressing classes

we have two versions in ip addressing scheme.

  • IPV4 (internet protocol version 4) - 32 bit
  • IPV6 (internet protocol version 6) - 128 bit

Total ip addressing scheme is divided in to 5 classes.

  • Class A
  • Class B
  • Class C
  • Class D
  • Class E
Here Class A B & C are for LAN & WAN use.

Class D for Multi casting

Class E for Research & Development.

    Class Ranges

    Class A - 0.0.0.0 to 127.255.255.255

    Class B - 128.0.0.0 to 191.255.255.255

    Class C - 192.0.0.0 to 223.255.255.255

    Class D - 224.0.0.0 to 239.255.255.255

    Class E - 240.0.0.0 to 255.255.255.0


    Octet format

    IP Address is divided in to Network & Host portions.

    Class A              N .H .H .H

    Class B              N .N .H .H

    Class C              N .N .N .H


    Private & Public IP Address

    Class A 10.0.0.0 to 10.255.255.255

    Class B 172.16.0.0 to 172.31.255.255

    Class C 192.168.0.0 to  192.168.255.255

    Apart from the above specified ip address all other IP addresses are public IP's



    Confused...!! Don't worry download the IP Addressing document.
    IP ADDRESSING Reviewed by Unknown on 6:37 PM Rating: 5
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