Node A device attached to a network. A node uses the network as a means of communication and has an address on the network. NREN Abbreviation for National Research and Education Network, NREN is an effort to combine the networks operated by the U.S. government into a single high-speed network. It divides protocols in to seven layers to standardize and simplify definitions. Generally, POPs refer to the location where people can dial into the provider's host computer.
Most providers have several POPs to allow low-cost access via telephone lines.
POTS Acronym for Plain Old Telephone Service. Protocol A set of standards that define how traffic and communications are handled by a computer or network routers. A digital video standard developed for Apple Macintosh computers. Special viewing applications are needed to run QuickTime movies. Router A communications device designed to transmit signals via the most efficient route possible.