Glossary A

A

Active Directory (AD)

Microsoft’s directory system, which consolidates a network’s user and device information.

address signaling

The process of transmitting dialed digits.

a-Law

A companding (that is, COMpressing exPANDING) algorithm used in countries outside the U.S. and Japan, which has a superior signal-to-noise (S/N) ratio for lower-volume samples, as compared to u-Law.

aliasing

Reconstructing samples incorrectly due to a lack of sufficient samples being taken.

alternate mark inversion (AMI)

An approach of representing binary 1s as voltages with alternating polarities.

amplitude

The volume of a waveform.

analog

A continuously varying waveform.

auxiliary VLAN

The VLAN (that is, subnet) used to carry voice packets.

availability

A measurement indicating ...

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