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Exchange for communication network

  • US 6,449,278 B2
  • Filed: 10/29/1996
  • Issued: 09/10/2002
  • Est. Priority Date: 10/29/1996
  • Status: Expired due to Term
First Claim
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1. A communications exchange comprising:

  • a plurality of distributed nodes for processing calls from or to local exchanges, said nodes functioning as a single exchange for signaling purposes, two or more of said nodes each being arranged to be connected to selected ones of a plurality of local exchanges by respective trunk routes, and a signaling point code being assigned to a node-end of each trunk route, wherein the signalling point codes assigned to the node-ends of the separate trunk routes to each said local exchange differ from each other;

    wherein said point codes are re-used for the respective node ends of the trunk routes connecting to each said local exchange; and

    wherein communication between the distributed nodes of said communications exchange is effected without the use of inter-exchange signalling.

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