Operation that uses a control discipline for multipoint data communication links in which transmission may be between tributary stations or between the control station and tributary stations.

Synonym ovality.

Office that is not yet equipped or incapable of being equipped, for provision of originating and terminating Feature Group D LATA access service.

Synonym automatic remote rekeying.

Of the total technical load at a facility during normal operation, the part that is not required for synchronous operation.

Synonym read-only memory.

Distortion caused by a deviation from a linear relationship between specified input and output parameters of a system or component.

Direct conversion of a photon from one wavelength to one or more other wavelengths.
Note 1: In an optical fiber, nonlinear scattering is usually not important below the threshold irradiance for stimulated nonlinear scattering.
Note 2: Examples of nonlinear scattering are Raman and Brillouin scattering.

A twisted pair that has no intentionally added inductance.

Administrative, support, and housing power requirements. Synonym utility load.