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PRESERVING SECURITY ASSOCATION IN MACSEC PROTECTED NETWORK THROUGH VLAN MAPPING

  • US 20090307751A1
  • Filed: 05/08/2009
  • Published: 12/10/2009
  • Est. Priority Date: 05/09/2008
  • Status: Active Grant
First Claim
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1. A method of using a network device comprising:

  • receiving, via an ingress port, a data packet that includes a payload portion, a source network address and a destination network address,determining if the data packet includes a security tag that includes a role based authentication tag; and

    if the data packet includes a security tag that includes a role based authentication tag, transmitting, via an egress port, at least the payload portion and the role based authentication tag towards, in a topological sense, the destination network address.

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