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Method and apparatus for automatically detecting virtual circuit settings and encapsulation types in a DSL network

  • US 20040052263A1
  • Filed: 09/18/2002
  • Published: 03/18/2004
  • Est. Priority Date: 09/18/2002
  • Status: Active Grant
First Claim
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1. A method for determining the correct virtual circuit settings for a DSL modem comprising:

  • choosing a virtual circuit setting;

    sending a loopback request over the chosen virtual circuit setting;

    if a reply to the loopback request is received, storing the chosen virtual circuit setting as the correct virtual circuit setting; and

    if a reply to the loopback request is not received, choosing different virtual circuit settings and sending loopback requests until a reply is received.

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