802.21 Liaison Report Date: 2007-9-19 Author: Sept 2007 Month Year doc.: IEEE 802.11-07/2544r0 Sept 2007 802.21 Liaison Report Date: 2007-9-19 Author: Notice: This document has been prepared to assist IEEE 802.11. 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. Release: 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 802.11. Patent Policy and Procedures: The contributor is familiar with the IEEE 802 Patent Policy and Procedures <http:// ieee802.org/guides/bylaws/sb-bylaws.pdf>, including the statement "IEEE standards may include the known use of patent(s), including patent applications, provided the IEEE receives assurance from the patent holder or applicant with respect to patents essential for compliance with both mandatory and optional portions of the standard." Early disclosure to the Working Group of patent information that might be relevant to the standard is essential to reduce the possibility for delays in the development process and increase the likelihood that the draft publication will be approved for publication. Please notify the Chair <stuart.kerry@philips.com> as early as possible, in written or electronic form, if patented technology (or technology under patent application) might be incorporated into a draft standard being developed within the IEEE 802.11 Working Group. If you have questions, contact the IEEE Patent Committee Administrator at <patcom@ieee.org>. David Hunter, Panasonic David Hunter, Panasonic

802.21 Media Independent Handover (MIH) Month Year doc.: IEEE 802.11-07/2544r0 Sept 2007 802.21 Media Independent Handover (MIH) Charter Develop standards to enable handover and interoperability between heterogeneous networks, including both 802 and non-802 networks Transition glue between 802.11 and other network technologies Including: 802.3, 802.16, cellular Overview Tutorial in July 2006 IEEE 802 Plenary Session http://www.ieee802.org/802_tutorials/index.htm David Hunter, Panasonic David Hunter, Panasonic

P802.21 Scope Interfacing between 802 and other technologies Sept 2007 P802.21 Scope Interfacing between 802 and other technologies Great variety of designs, parameters, interfaces, addresses, names Wider constituency than rest of 802 Every 802 MAC/PHY technology Cellular SDOs: 3GPP, 3GPP2 Cellular and other network developers Network operators Regulatory bodies, government agencies and initiatives European Commission Ambient Networks IMT Advanced Parameters on multiple layers of networks PHY, MAC, Data Link, IP, Applications, Services all are relevant David Hunter, Panasonic

P802.21 Progress Initial Sponsor Ballot Issued Aug 2007 Sept 2007 P802.21 Progress Initial Sponsor Ballot Issued Aug 2007 165 Sponsor Members Note: much larger than the 802.21 Work Group (!) Ballot Progress Completed Sept 17, 2007 Approval Ratio 62% 650 comments Comments Large number of comments from 802.11 members: Good Some impossible to satisfy comments: Bad Example: “Document needs to be a recommended practice.” Example: “Define conformance criteria.” David Hunter, Panasonic

802.21 Current Tasks Involvement in 802.11 Month Year doc.: IEEE 802.11-07/2544r0 Sept 2007 802.21 Current Tasks Involvement in 802.11 Members now working in 802.11u, 802.11r, 802.11k, 802.11v Continuing close cooperation with 802.11u Joint meeting with this morning primarily 802.11u802.21 3GPP Working to accommodate requirements from 3GPP (GSM cellular) IMT Advanced Joint meeting last night Multi-Radio Power Conservation Management New MRPM Study Group started this session Behcet Sarikaya (Huawei) elected Study Group Chair Security Signaling New Security Study Group started this session Yoshi Ohba (Toshiba) elected Study Group Chair David Hunter, Panasonic David Hunter, Panasonic

P802.21 Current State and Timeline Month Year doc.: IEEE 802.11-07/2544r0 Sept 2007 P802.21 Current State and Timeline WG Members: 69 voters 6 nearly voters 18 aspirants Initial Sponsor Ballot completed Sept 2007 Sept 2007 Session Draft D1.0 comment resolution Roughly half of 650 comments resolved this week Second Sponsor Ballot after Nov 2007 session Still Plan to Submit to RevCom March 2008 David Hunter, Panasonic David Hunter, Panasonic

References This document All Documents http://www.ieee802.org/21 Sept 2007 References This document Thanks to Vivek Gupta, Chair of 802.21 All Documents http://www.ieee802.org/21 All submissions are open to the public http://www.ieee802.org/21/doctree/ Current draft is in the members-only area http://www.ieee802.org/21  Members_Only_Area 802.11 members log in using 802.11 username and password David Hunter, Panasonic