802.3af An IETF standard PoE method for powering networked devices.
address signaling The transmission of telephone digits from the calling-party phone to the called-party phone. A unique sequence of digits identifies each individual phone on the network so the call reaches the correct destination.
alternate mark inversion (AMI) An older digital circuit method for dictating how binary is sent and interpreted on the wire.
analog telephone An edge device that sends and receives voice using two wires. The voice signal is sent and received in analog waveforms.
application-specific routing (ASR) An H.323 feature that allows streams to be routed based on the application being used.
assured forwarding (AF) PHB A PHB classification system ...