In multilevel precedence and preemption, the call receiver, i.e., the destination user, to which a precedence call will be diverted.
Note 1: Diversion will occur when the response timer expires, when the call receiver is busy on a call of equal or higher precedence, or when the call receiver is busy with access resources that are non-preemptable.
Note 2: Alternate… (Read More →)

A second or subsequent choice path between two points. [T
1. Rpt24-1993]

1. The routing of a call or message over a substitute route when a primary route is unavailable for immediate use.
2. In signaling, the process of allocating substitute routes for a given signaling traffic stream in case of failure(s) affecting the signaling links or routes involved in the normal routing of that signaling traffic stream. [T1.226-1992]
3. In signaling,… (Read More →)

Synonym half-duplex (HDX) operation.

1. In signaling, the process of allocating substitute routes for a given signaling traffic stream in case of failure(s) affecting the signaling links or routes involved in the normal routing of that signaling traffic stream. [T1.226-1992]
2. In signaling, the routing of a given signaling traffic flow in case of failures affecting the signaling link(s), or route(s), involved in the… (Read More →)

The altitude of the apogee or perigee above a specified reference surface serving to represent the surface of the Earth. [NTIA] [RR]
Note: In technical usage, the definite article is not used with the term apogee or perigee alone. A body orbiting the Earth is said simply to be "at apogee" or "at perigee. "It may, however, properly be said… (Read More →)

Abbreviation for arithmetic and logic unit.

Abbreviation for amplitude modulation.

Access Management Functional Entity

Amplitude Modulated - Vestigial Sideband