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Cisco Network Admission Control, Volume I: NAC Framework Architecture and Design by Paul Forbes, Jason Frazier, Lou Ronnau, Denise Helfrich

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Chapter 6NAC Layer 3 Operations

This chapter covers the following topics:

Extensible Authentication Protocol over User Datagram Protocol (EAPoUDP) offers a flexible method to transport EAP information. EAPoUDP runs over IP, using UDP as a transport to allow the transmission and verification of posture credentials and host posture over any link-layer technology. The authenticator in this regard can be any network device capable of the protocol and need not be on the same link as the device seeking to attain authorized network service. Any network device capable of supporting EAPoUDP can be used for enforcement up to three hops away from a host. ...

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