Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
Reexamination Certificate
2005-06-07
2005-06-07
Nguyen, Steven (Department: 2665)
Multiplex communications
Pathfinding or routing
Combined circuit switching and packet switching
C370S465000
Reexamination Certificate
active
06904037
ABSTRACT:
Voice and data streams transmitted from a conventional DSVD modem are interfaced directly to a network access server through a modified DSVD modem according to the invention. The voice and data is formatted into network data packets that are then routed directly to different endpoints through the network access server. The modified DSVD modem includes a packet framer that removes conventionally transmitted V.76 DSVD framing formats and stuffs bytes into the voice and data to form network packets. The network access server then routes the voice and data packets to the different endpoints identified in a packet header. Since the voice and data are output from the DSVD modem in data packets, the voice and data can be routed more efficiently to different network endpoints.
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Konexx DataTalk II Product Brochure, copyright 1996, pp. 1-2.
FitzGerald Cary W.
Knappe Michael E.
Oran David R.
Cisco Technology Inc.
Marger Johnson & McCollom PC
Nguyen Steven
LandOfFree
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