Telephonic communications – Plural exchange network or interconnection – With interexchange network routing
Patent
1997-08-08
2000-10-10
Wolinsky, Scott
Telephonic communications
Plural exchange network or interconnection
With interexchange network routing
379211, H04M 700
Patent
active
061309397
ABSTRACT:
An apparatus and method for completing a call between an originating switch and a destination switch in a telecommunications network supporting number portability. The method and apparatus use a ported number list or a routing cache in a network switch or adjunct processor to avoid inefficiencies of QOR and N-1 call processing procedures. The invention includes an originating switch for completing a call between the originating switch and a destination switch, the originating switch including structure for storing a ported number list or routing cache, structure for searching the ported number list or routing cache, and structure for routing a call to the destination switch. The invention also includes an adjunct processor for completing a call between the originating switch and a destination switch, the adjunct processor including structure for storing a ported number list or routing cache, structure for searching the ported number list or routing cache, and structure for providing the originating switch with a route for routing a call to the destination switch.
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Cochinwala Munir
Cohen Ernest Samuel
Falk J. W.
Giordano Joseph
Telcordia Technologies Inc.
Tieu Benny Q.
Wolinsky Scott
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