What is the usual format of an IP address?

A subnet or the sub network is a logical and visible subdivision of the IP network. In fact, dividing the network in to two or more networks is known as the subnetting process.
In fact, the subnet is the responsible for delivering the datagrams to the certain range of the IP address. However, it is an extension of this concept of the splitting fields that are in the A, B and C classes. In addition to that, the network part can also be extended to include some bit from the part of the host. As the way, the