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MANIPULATION OF DHCP PACKETS TO ENFORCE NETWORK HEALTH POLICIES

  • US 20100281159A1
  • Filed: 03/31/2010
  • Published: 11/04/2010
  • Est. Priority Date: 03/31/2009
  • Status: Abandoned Application
First Claim
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1. A computer-readable medium whose contents are capable of causing a device connected to a network that is not configured to act as a DHCP server to perform a method for enforcing network health policies against hosts connected to the network, the method comprising:

  • intercepting network packets sent to a DHCP server from any host connected to the network; and

    for each of at least a portion of the intercepted network packets sent to a DHCP server that contain a statement of health;

    applying a health policy to the contained statement of health to identify any network access controls required by the health policy in view of the contained statement of health; and

    causing the identified network access controls to be imposed on the host from which the intercepted network packet was received.

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