System for selectively compressing data transferred in network i

System for selectively coupling a plurality of stations into a s

System for selectively reducing capture effect in a network stat

System for selectively storing stripes of data in tracks of disk

System for selectively using default protocol without negotiatio

System for sending frames from sender to receiver using connecti

System for sending messages in a session using a mixture of prot

System for servicing plurality of queues responsive to queue ser

System for setting up data transmission circuits between a plura

System for simultaneous analog and digital communications over a

System for storage and communication of information

System for switching data connection to use first channel and se

System for switching from working units to stand-by units

System for switching multirate digitized voice and data

System for synchronizing data stream transferred from server to

System for synchronous bandwidth allocation in token ring networ

System for the parallel assembly of data transmissions in a broa

System for the simultaneous operation of a plurality of terminal

System for the transmission of data in an installation, notably

System for the transmission of digital data in packets