Abstract: An arrangement for conferencing a plurality of data terminals via a data conference bridge. The bridge includes apparatus for negotiating a common set of communication parameters when data terminals having differing capabilities are connected to the same conference. All terminals connected to an existing conference must agree to accept any differing capabilities of a data terminal about to join the conference or the new terminal will be rejected.
August 5, 1983
Date of Patent:
April 2, 1985
AT&T Bell Laboratories, American Bell, Inc.