1. 21-06-0xxx-00-0000 IEEE 802.21 MEDIA INDEPENDENT HANDOVER DCN:21-06-0xxx-00-0000 Title: IETF Liaison Report Date Submitted: November 16, 2006 Presented at IEEE 802.21 session #17 in Dallas Authors or Source(s): Yoshihiro Ohba Abstract: This is IETF Liaison Report on November 2006

2. 21-06-0xxx-00-0000 IEEE 802.21 presentation release statements This document has been prepared to assist the IEEE 802.21 Working Group. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein. The contributor grants a free, irrevocable license to the IEEE to incorporate material contained in this contribution, and any modifications thereof, in the creation of an IEEE Standards publication; to copyright in the IEEE’s name any IEEE Standards publication even though it may include portions of this contribution; and at the IEEE’s sole discretion to permit others to reproduce in whole or in part the resulting IEEE Standards publication. The contributor also acknowledges and accepts that this contribution may be made public by IEEE 802.21. The contributor is familiar with IEEE patent policy, as outlined in Section 6.3 of the IEEE-SA Standards Board Operations Manual and in Understanding Patent Issues During IEEE Standards Development http://standards.ieee.org/board/pat/guide.html> Section 6.3 of the IEEE-SA Standards Board Operations Manualhttp://standards.ieee.org/guides/opman/sect6.html#6.3 http://standards.ieee.org/board/pat/guide.html

3. 21-06-0xxx-00-0000 MIPSHOP WG MIH problem statement draft http://www.ietf.org/internet-drafts/draft-melia-mipshop- mobility-services-ps-01.txt Volume reduced Consensus call issued to make it a WG draft Send your comments by Nov 23, 2006 Design Team is being created

4. 21-06-0xxx-00-0000 DHC WG Revised draft for MIIS service discovery draft-daniel-dhc-mihis-opt-02.txt INT AD comments Work needs to be done in MIPSHOP MIH higher layer transport requirements already include discovery Use of DHCP for discovery is not explicitly described in the requirements More specific discovery requirements may need to be communicated from 802.21 WG to IETF MIPSHOP WG

5. 21-06-0xxx-00-0000 HOKEY (Handover Keying) WG 1 st WG meeting WG meeting minutes available: http://www3.ietf.org/proceedings/06nov/minutes/hokey.txt Handover keying Define EAP key hierarchy used for handover Define AAA or other protocols for reactive or proactive distribution or retrieval of keys by the proper entities Re-authentication EAP authentication exchange that is based on keys derived upon a preceding full authentication exchange Requirements: (a) Low-latency, (b) Independent of EAP method Modification to EAP may be needed Pre-authentication The use of EAP to pre-establish EAP keying material on an authenticator prior to arrival of the peer at the access network managed by that authenticator Originally defined in 802.11i Define a general solution that works across ESSes and across different media