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Communications network class-of-service routing

  • US 5,392,344 A
  • Filed: 10/03/1991
  • Issued: 02/21/1995
  • Est. Priority Date: 10/03/1991
  • Status: Expired due to Term
First Claim
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1. An arrangement for processing a telephone call in a telecommunications system comprising a plurality of switches interconnected by individual ones of a plurality of communications paths, said processing being based on a class of service associated with the incoming call, said arrangement comprising at each of said switchesa first translation table formed from a plurality of records each comprising a plurality of fields respectively containing particular parameters characterizing a particular telephone class of service and further containing an associated service identity value indicative of said class of service,means, responsive to receipt of an incoming call at a respective one of said switches, for deriving from information associated with said incoming call a transport capability value and the parameters characterizing the telephone service that should be associated with the incoming call and for translating said derived parameters into the associated service identity value using said first translation table andmeans for deriving a routing index as a function of the transport capability and service identity values derived for said incoming call and for then routing said incoming call to a destination switch in accordance with said routing index.

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