Multiplex communications – Fault recovery – Bypass an inoperative switch or inoperative element of a...
Reexamination Certificate
2005-09-19
2009-11-03
Patel, Jayanti K (Department: 2419)
Multiplex communications
Fault recovery
Bypass an inoperative switch or inoperative element of a...
C370S217000, C370S221000, C370S401000
Reexamination Certificate
active
07613106
ABSTRACT:
In one configuration, the present invention is directed to an enterprise network that includes geographically dislocated first and second network regions202and206communicating with one another through first and second networks252and248and respectively comprising first and second gateways220and224and first and second groupings of trunks. A common electronic address is associated with the second grouping of trunks. A media server200is positioned in the first network region202that includes an inter-gateway routing agent260. The first network region transmits, as part of the establishment of a real-time or near real-time communication between first and second subscribers respectively in the first and second network regions, the common address to the second gateway224. After the outgoing communication is answered by the second gateway224, the first network region transmits in band to the second gateway224a user identifier associated with the second subscriber and/or a phantom user. The user identifier is used to establish the communication with the second subscriber.
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Notificat
Baldwin Christopher D.
Gillespie Donald E.
McGovern Pamela G.
Pessot Albert D.
Avaya Inc.
Patel Jayanti K
Sheridan & Ross P.C.
Sol Anthony
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