Abbreviation for optical fiber, nonconductive, plenum.
Note: OFNP is the designation given by the National Fire Protection Association (NFPA) to interior fiber-optic cables which contain no electrically conductive component, and which are certified for use in plenum applications. [After FAA]

Abbreviation for optical fiber, nonconductive, riser.
Note: OFNR is the designation given by the National Fire Protection Association (NFPA) to interior fiber-optic cables which contain no electrically conductive component, and which are certified for use in riser applications. [After FAA]

Open Grid Forum

Open Grid Services Architecture

Old Intercarrier Communication Process

Optical Internetworking Forum

A synchronized network in which the timing of all clocks is controlled by a selected few clocks.

Old Local Service Provider

Optical Line Terminal

Open Mobile Alliance