US PATENT SUBCLASS 370 / 401
.~.~.~ Bridge or gateway between networks

Current as of: June, 1999
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370 /   HD   MULTIPLEX COMMUNICATIONS

351  DF  PATHFINDING OR ROUTING {5}
389  DF  .~ Switching a message which includes an address header {11}
400  DF  .~.~ Having a plurality of nodes performing distributed switching {6}
401.~.~.~ Bridge or gateway between networks {1}
402  DF  .~.~.~.~> Bridge between bus systems {1}

DEFINITION

Classification: 370/401

Bridge or gateway between networks:

(under subclass 400) Subject matter having a device for interconnecting two or more networks at a media-access level of a data-link layer.

SEE OR SEARCH THIS CLASS, SUBCLASS:

402, for a bridge which interconnects two or more bus networks wherein the buses have a plurality of terminals connected thereto.

404, for a bridge which interconnects two or more closed transmission path network having a plurality of terminals connected thereto.