×

Detection of hidden wireless routers

  • US 7,840,698 B2
  • Filed: 01/14/2004
  • Issued: 11/23/2010
  • Est. Priority Date: 09/12/2003
  • Status: Active Grant
First Claim
Patent Images

1. A method for determining if unauthorized routing between a first network and a second network is occurring, comprising:

  • deploying a first station in said first network;

    deploying a test server in said second network connected to said first network through a secure access server;

    transmitting from said first station a protocol data unit addressed to a second station in said first network, wherein said protocol data unit comprises a network layer source address of said second station, and an address of said test server;

    triggering an alarm if said protocol data unit is received at said test server, wherein said alarm comprises said network layer source address of said second station; and

    detecting at said test server that said network layer source address of said second station is identified as an unauthorized router.

View all claims
  • 22 Assignments
Timeline View
Assignment View
    ×
    ×