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Sunday, January 28, 2018

Two-Level Addressing

Two-Level Addressing

The purpose of IPv4 addressing is to show destination for an internet packet.
Internet is networks of network, A network is an organization network containing host wanted to be connected to the Internet. 
The internet authorities allocated a block of address to the organization from class A, B, C. 
In classfull addressing a block of address contains two parts: netid and hostid. 

The netid defines the network;
The hostid defines the particular host connected to that network. 
Depending on class the number of bits were allocated in netid and hostid.

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