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Arrangement for testing packet switching networks

  • US 4,745,593 A
  • Filed: 11/17/1986
  • Issued: 05/17/1988
  • Est. Priority Date: 11/17/1986
  • Status: Expired due to Term
First Claim
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1. In a test arrangement for testing communication from a test source to a test destination via a packet switching network comprising a plurality of packet switching nodes and a plurality of bidirectional links each interconnecting a distinct pair of said nodes, a test method comprisingin response to a receipt of a test packet from said test source, one of said nodes transmitting said test packet to another of said nodes via the one of said links interconnecting said one node and said another node andin response to a failure to receive acknowledgment via said one link from said another node within a predetermined time interval of said one node transmitting said test packet, said one node transmitting information to said test source defining said failure as concerning packet transmission between said one node and said another node via said one link.

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