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Method for relaying information in an integrated services network

  • US 5,351,235 A
  • Filed: 10/13/1992
  • Issued: 09/27/1994
  • Est. Priority Date: 02/12/1991
  • Status: Expired due to Term
First Claim
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1. A method for relaying information in an integrated services network in which network a message switching service is operative between terminal equipment units connected to the network, said method comprising the steps of:

  • using a terminal equipment unit of the network to send a query message to inquire information, via the network, of another terminal equipment unit connected to the network, said query message including at least a replay address;

    said another terminal equipment unit generating a reply message in response to the query message; and

    automatically transmitting the replay message to the reply address via the message switching service of the network;

    the query message being one of a plurality of query types on the basis of which said another terminal equipment unit can identify the type of query messages being transmitted on the network by any of the terminal equipment units, said query message containing identification information corresponding to the type of query message with which it is related.

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