U-verse Jargons

OLT - Optical Line Terminal
PFP - Primary Flexibility Point
SAI - Serving Area Interface
NID - Network Interface Device
ONT - Optical Network Terminal
VRAD - Video Ready Access Device (2300-2800 ft.)
DSLAM - Digital Subscriber Line Access Multiplexer

Central Office - It is a common carrier, switching center in which trunks and loops are terminated and switched.

Fiber To The Premise - is a form of fiber-optic communication delivery in which an optical fiber runs directly onto the customers premises.

Fiber To The Node - a telecommunication architecture based on fiber-optic calves run to a cabinet serving a neighborhood. Copper wiring runs the last mile from the node to the customers premises.

Optical Fiber - is a glass or plastic fiber that carries light along its length.

Multi-node used for communication over shorter distances

Single node is used for high speed data transmission over long distances.

Hub is a device that joins multiple computers together.