Definition of subnetting in English English dictionary
Subnetting is a means of making a splitting a single IP address into multiple network addresses It is accomplished by mathematically combining an IP address with another set of numbers called a network mask Subnetting increases the number of networks an organization can have but decreases the number of hosts that can be on each network
A technique used to maximize the number of networks available within a range (class) of addresses See also Subnetwork
A method to subdivide a network in class A and B adressed networks, which provides some ability for network management personnel to organize groups of machines within their network into logical divisions, reflected by their network numbers