What is IP Address

What is IP Address

Address are use for identification. It is like name of person.

 computer is using two types of address

    IP ADRESS and MAC ADDRESS.

MAC ADDRESS:

MAC (media controller address) is LAN address , Which use for identify data in to the LAN.

 It is work on layer 2.

 It is 48 bit hexadecimal.

Switch can understand MAC address.

It is use for system identification.

It is permanent   .

For check IP add start- run –cmd – ipconfig  /all

It is also known as physical add , Ethernet add , LAN address , NIC address .

It is stored in LAN card.

In computer world an ip is

    0.0.0.0   first ip

    255.255.255.255  last ip

Why first ip is 0.0.0.0 ?

0 is a off bit.

1 is a on bit.
00000000.00000000.00000000.00000000     All off

    

 0             0             0             0   

11111111.11111111.11111111.11111111   All on

    255          255         255          255

How many ip add in the world ?

žNow a days all ip address are finished , so IANA(Internet Assigned Numbers Authority) makes second generation of ip address.

   1) ipv4

          Ipv4 have 32 bits.

   2) ipv6

          Ipv6 have 128 bits.

 

HOW to ASSIGN IP ADD:

Now a days all ip address are finished , so IANA(Internet Assigned Numbers Authority) makes second generation of ip address.

 1) ipv4

          Ipv4 have 32 bits.

  2) ipv6

          Ipv6 have 128 bits.