| 1. EAP | | |
| Request/Identity | | |
| (w/o NAIRealms) | | |
|<------------------| | |
| 2. EAP | | |
| Response/Identity | | |
|------------------>| | |
| | 3. Access-Request | |
| | (EAP | |
| | Response/Identity) | |
| |------------------->| |
| | 4. Access-Challenge| |
| | (EAP | |
| | Request/Identity | |
| | with NAIRealms) | |
| |<-------------------| |
| 5. EAP | | |
| Request/Identity | | |
| (NAIRealms) | | |
|<------------------| | |
| 6. EAP | | |
| Response/Identity | | |
|------------------>| | |
| | 7. Access-Request | |
| | (EAP | |
| | Response/Identity) | |
| |------------------->| |
| | | |
======================Failure due to unknown realm=============
| | | |
| | 7a. Access-Reject | |
| | (EAP-Failure) | |
| |<-------------------| |
| 7b. EAP | | |
| Failure | | |
|<------------------| | |
================================================================
| | | |
| | | 8. Access-Request |
| | | (EAP |
| | | Response/Identity) |
| | |------------------->|
| | | |
|<-------------------- EAP conversation --------------------->|
This option does not require changes to existing NASes, so it may be
preferable in many environments.
6. References
6.1. Normative References
[RFC4282] Aboba, B., Beadles, M., Arkko, J., and P. Eronen,
"The Network Access Identifier", RFC 4282, December
2005.
[RFC3748] Aboba, B., Blunk, L., Vollbrecht, J., Carlson, J.,
and H. Levkowetz, "Extensible Authentication
Protocol (EAP)", RFC 3748, June 2004.
[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate
Requirement Levels", BCP 14, RFC 2119, March 1997.
[RFC4234] Crocker, D. and P. Overell, "Augmented BNF for
Syntax Specifications: ABNF", RFC 4234, October
2005.
[RFC2607] Aboba, B. and J. Vollbrecht, "Proxy Chaining and
Policy Implementation in Roaming", RFC 2607, June
1999.
6.2. Informative References
[RFC3579] Aboba, B. and P. Calhoun, "RADIUS (Remote
Authentication Dial In User Service) Support For
Extensible Authentication Protocol (EAP)", RFC 3579,
September 2003.
[netsel-problem] Arkko, J. and B. Aboba, "Network Discovery and
Selection Problem", Work in Progress, October 2005.
[TS-23.234] 3GPP TS 23.234 V6.6.0, "3GPP System to Wireless
Local Area Network (WLAN) interworking; System
description (Release 6)", September 2005.
[TS-24.234] 3GPP TS 24.234 V6.4.0, "3GPP System to Wireless
Local Area Network (WLAN) interworking; User
Equipment (UE) to network protocols; Stage 3
(Release 6)", September 2005.
[RFC3588] Calhoun, P., Loughney, J., Guttman, E., Zorn, G.,
and J. Arkko, "Diameter Base Protocol", RFC 3588,
September 2003.
[RFC2865] Rigney, C., Willens, S., Rubens, A., and W. Simpson,
"Remote Authentication Dial In User Service
(RADIUS)", RFC 2865, June 2000.
Authors’ Addresses
Farid Adrangi
Intel Corporation
2111 N.E. 25th Avenue
Hillsboro, OR 97124
USA
Phone: +1 503-712-1791
EMail: farid.adrangi@intel.com
Victor Lortz
Intel Corporation
2111 N.E. 25th Avenue
Hillsboro, OR 97124
USA
Phone: +1 503-264-3253
EMail: victor.lortz@intel.com
Farooq Bari
Cingular Wireless
7277 164th Avenue N.E.
Redmond, WA 98052
USA
Phone: +1 425-580-5526
EMail: farooq.bari@cingular.com
Pasi Eronen
Nokia Research Center
P.O. Box 407
FIN-00045 Nokia Group
Finland
EMail: pasi.eronen@nokia.com
Full Copyright Statement
Copyright (C) The Internet Society (2006).
This document is subject to the rights, licenses and restrictions
contained in BCP 78, and except as set forth therein, the authors
retain all their rights.
This document and the information contained herein are provided on an
"AS IS" basis and THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS
OR IS SPONSORED BY (IF ANY), THE INTERNET SOCIETY AND THE INTERNET
ENGINEERING TASK FORCE DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE
INFORMATION HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
Intellectual Property
The IETF takes no position regarding the validity or scope of any
Intellectual Property Rights or other rights that might be claimed to
pertain to the implementation or use of the technology described in
this document or the extent to which any license under such rights
might or might not be available; nor does it represent that it has
made any independent effort to identify any such rights. Information
on the procedures with respect to rights in RFC documents can be
found in BCP 78 and BCP 79.
Copies of IPR disclosures made to the IETF Secretariat and any
assurances of licenses to be made available, or the result of an
attempt made to obtain a general license or permission for the use of
such proprietary rights by implementers or users of this
specification can be obtained from the IETF on-line IPR repository at
http://www.ietf.org/ipr.
The IETF invites any interested party to bring to its attention any
copyrights, patents or patent applications, or other proprietary
rights that may cover technology that may be required to implement
this standard. Please address the information to the IETF at
ietf-ipr@ietf.org.
Acknowledgement
Funding for the RFC Editor function is provided by the IETF
Administrative Support Activity (IASA).