Subnetting

Subnetting is the process of subdividing a given network address to smaller sub networks. In order to create sub networks, we borrow bits from the host portion of a given…

Public and Private IPv4 Addresses

Public IP addresses are IP addresses that are guaranteed to be globally unique to the internet. These addresses are globally routed between ISPs (Internet Service Providers). Private Addresses Private IPv4…

IPv4 Address Classes

The internet community originally defined various classes of IPv4 addresses. Developed in the early 1980s, IPv4 has just over four billion unique addresses. Only about 3.7 billion IPv4 addresses are…