Nokia Nokia Siemens Networks Samsung Toshiba Nokia Siemens Networks This document defines the Protocol for Carrying Authentication for Network Access (PANA), a network-layer transport for Extensible Authentication Protocol (EAP) to enable network access authentication between clients and access networks. In EAP terms, PANA is a UDP-based EAP lower layer that runs between the EAP peer and the EAP authenticator. [STANDARDS-TRACK]