ATM
Network technology, which emerged in the early 1990s, managing the transport of voice, video as well as ensuring data quality service. ATM uses a technique switching midway between the switching circuit (telephony) and packet (X25). The cells are switched in equipment, defining virtual circuits.The information is transmitted in packets of fixed length called "cell": 53 bytes which 5 bytes of header. The Switches Current support 16 ports at 155Mbit / s or 24 ports in 100Mbit / s, which is 2.4 Gbit / s.
ATRAC
English acronym meaning coding acoustic processing adaptable. Algorithm audio compression used by MiniDisc players. It is to eliminate all frequencies inaudible to the human ear (not included in the range 20 Hz-20 KHz).
ATRAC3
Codec Audio used by MiniDisc players MDLP MP3 players and Sony.
Dictionary attack
Attack brute force that reveals the passwords obvious and logical combinations of words.
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