- Abbreviation of network identification. Within an IP address, the part that is not the host ID. For instance, if in the IP address 18.104.22.168, 151.201 identify the network, then 4.111 are the host ID. The network ID can encompass the first, first and second, or first, second, and third sets of numbers separated by the periods. The rest correspond to the host ID.
Not what you were looking for?