Multiplex communications – Pathfinding or routing – Switching a message which includes an address header
Reexamination Certificate
2005-07-19
2005-07-19
Chin, Wellington (Department: 2664)
Multiplex communications
Pathfinding or routing
Switching a message which includes an address header
C370S397000
Reexamination Certificate
active
06920141
ABSTRACT:
The invention is directed to a flexible method of allocating groups of virtual circuits in a network as a virtual circuit bunch. A virtual circuit bunch of arbitrary number can be set up with the ease of setting up a single virtual circuit. A single virtual circuit bunch can have plural destinations. Further, a virtual circuit bunch can be routed to the same destination over different routes. Connections across the network can be initiated as separate virtual circuits and then be grouped together as a virtual circuit bunch. The implementation of virtual circuit bunches permits rapid setup of virtual circuits and reduced table sizes at individual nodes of the network. A fast connect service can be implemented using virtual circuit bunches without establishing a connection by assigning a fast connect packet to one virtual circuit of a virtual circuit bunch. Virtual circuit bunches permit cell interleaving problems found in ATM switches to be circumvented in a particularly convenient way.
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Gupta Amit
Rom Raphael
Chin Wellington
Osha & May L.L.P.
Pham Brenda
Sun Microsystems Inc.
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