Method of operating a packet switching network

Details Method of operating a packet switching network Method of operating a packet switching network

1989-12-21

1990-12-04

Olms, Douglas W.

Multiplex communications

Wide area network

Packet switching

370 60, H04J 324

Patent

active

049759108

ABSTRACT:
A method of operating a packet switching network is disclosed in which an X.25 terminal or computer can access the network via a public switched telephone network (PSTN) or a circuit switched public data network (CSPDN) in accordance with CCITT standard X.32. An access port provides dial in and out service which automatically adapts to both the level-2 addressing (DCE and DTE) and protocol (LAPB of LAPBE) of the terminal or computer connected via the PSTN or CSPDN.

REFERENCES:
patent: 4706242 (1987-11-01), Harland
patent: 4755992 (1988-07-01), Albal
patent: 4827473 (1989-05-01), Tsuzuki et al.
patent: 4887260 (1989-12-01), Carden et al.
patent: 4893307 (1990-01-01), McKay et al.

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