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Dynamic Host Configuration Protocol

  • US 20090070474A1
  • Filed: 09/12/2007
  • Published: 03/12/2009
  • Est. Priority Date: 09/12/2007
  • Status: Active Grant
First Claim
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1. A method at a dynamic host configuration protocol (DHCP) client comprising:

  • receiving a signed DHCP response message from a DHCP server of a communications network, the signed message comprising at least a freshness indicator, a signature and a public key.validating the freshness indicator;

    verifying the signature of the signed message using the public key; and

    if the validation and the verification processes are successful, accessing stored settings for use with the network, that access being made on the basis of information at least about the public key.

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