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Method and apparatus for providing security in an intranet network

  • US 9,049,172 B2
  • Filed: 05/06/2014
  • Issued: 06/02/2015
  • Est. Priority Date: 08/07/2008
  • Status: Active Grant
First Claim
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1. A method for providing security in a virtual private network, comprising:

  • defining, by a processor of a customer edge router, a protected server group, wherein the protected server group identifies a subset of all customer endpoint devices in the virtual private network, wherein the subset includes a server within the virtual private network to be protected;

    receiving, by the processor, a packet; and

    applying, by the processor, an inbound access control list to the packet when the packet is destined to a server in the protected server group, wherein the inbound access control list comprises an inbound list of internet protocol addresses that are not allowed to be accessed by the protected server group, wherein the applying inbound access control list comprises;

    determining the packet is destined to the server in the protected server group, and that the packet comprises a message which is allowed to proceed to the server in the protected server group.

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