Definition: A node is any device connected to a computer network. Nodes can be computers, personal digital assistants (PDAs), cell phones, or various other network appliances. On an IP network, a node is any device with an IP address.

Related Terms • address • IP • LAN • subnet • WAN

Also Known As: device

Related Resources:

Introduction to Network Topologies
Overview of bus, ring, star and other standard layouts of computer networks.

IP Tutorial
Detailed descriptions of IP addressing, subnetting, and other key aspects of IP networks.