<hardware, communications> (HSSI) A serial port which supports serial transmit speeds of up to 52 megabits per second. It is typically used for leased lines such as DS3 (44.736 Mbps) and E3 (34 Mbps) and for Wide Area Network devices such as routers.
Last updated: 1995-11-20
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Nearby terms: High Speed Circuit Switched Data « High Speed Connect « High-speed Net Connect « high speed serial interface » High Voltage Differential » HIGZ » hill climbing