IP Version 4 + Loopback + Apipa Range

IP Version 4 + Loopback + Apipa Range

IP Stands Internet Protocol.  GK Computer n‡Z Ab¨ Computer G †hvMv‡hvM Kivi Rb¨ GKwU Address  cÖ‡qvRb| GB Address wU n‡jv IP |

IP Version 4 G †gvU 32wU bit Av‡Q| 8wU bit ‡K GK Octet ejv nq| Gfv‡e  4 Octet  nj  IP Version 4. ‡hgb: 

00000000. 00000000. 00000000. 00000000 =32 bit  (off)

11111111. 11111111. 11111111. 11111111 =32 bit  (on)

0         0         0        0       0       0       0       0
128    64        32       16     8      4        2       1

                            Binary                                       Decimal

10000000. 01011111. 11100001. 00001110 =128.95.225.13

00000001. 11110000. 00110011. 10101010 = 1.240.51. 180

11000000. 11111000. 11001111. 11111110 = 192.248.207.254

Computer memgq 0 & 1 ‡K wP‡b| GB 0 Ges 1 nj binary| GB binary n‡Z decimal  G iæcvšÍi Ki‡Z n‡e|

 IP Address Range

mvavibZ cÖ_g msLvwU †`‡L Avgiv eyS‡Z cvwi GB IP wU †Kvb Class Gi| cÖ_g 8wU bit hw` off ivwL Zvn‡j Gi gvb n‡e=0  Ges 8wU bit hw` on ivwL Zvn‡j Gi gvb n‡e=255 | Zvn‡j Avgiv 0 n‡Z 255 cÖh©šÍ ‡h †Kvb Range Øviv  IP   ïiæ Ki‡Z cvie| wKš‘ cªwZwU Network/Subnet Gi Rb¨ GKwU Network Address Ges GKwU Broadcast Address cÖ‡qvRb, ZvB GLv‡b 0 n‡e Network Address Ges 255 n‡e Broadcast Address.

ZvQvov 127 msLvwU ivLv n‡q‡Q  Loopback Test Gi Rb¨| Zvn‡j Avgiv  127 e¨wZZ 1 n‡Z 254  ch©šÍ †h †Kvb Range Øviv IP ïiæ Ki‡Z cvie|

Public IP Address Range

Class  A ---  1      →   126

Class  B ---  128  →   191

Class  C ---  192  →   223

Class  D---   224  →  239

Class  E---    240  →  255

Private IP Address Range

Class  A  ---10.0.0.0        →  10.255.255.255

Class  B  ---172.16.0.0    →  172.31.255.255

Class  C  ---192.168.0.0   →  192.168.255.255

APIPA  Range (Automated private IP address)

169.254.0.1   →  169.254.255.254

Netmask  = 255.255.0.0

Loopback Test

127.0.0.1  →  127.255.255.254