1. 802.21 Liaison Report Date: 2007-11-14 Author: Nov 2007 Month Year
doc.: IEEE /2879r0
Nov 2007
Liaison Report
Date:
Author:
David Hunter, Panasonic
David Hunter, Panasonic

2. 802.21 Media Independent Handover (MIH)
Month Year
doc.: IEEE /2879r0
Nov 2007
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 and other network technologies
Including: 802.3, , cellular
Overview
Tutorial in July 2006 IEEE 802 plenary session
Planning new tutorial for March 2008 IEEE 802 plenary session
David Hunter, Panasonic
David Hunter, Panasonic

3. P802.21 Scope Interfacing between 802 and other technologies
Nov 2007
P 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

4. P802.21 Sponsor Ballot Progress
Nov 2007
P Sponsor Ballot Progress
Initial Sponsor Ballot Issued Aug 2007
165 Sponsor Members
Much larger than the Work Group (currently 73 WG voters)
Ballot Progress
Initial Sponsor Ballot completed Sept 17, 2007
Approval Ratio 62%; 650 comments
Comments
Large number of comments from members: Good
Some impossible to satisfy comments: Bad
Example: “Document needs to be a recommended practice.”
Example: “Define conformance criteria.”
David Hunter, Panasonic

5. 802.21 Internal Current Tasks
Month Year
doc.: IEEE /2879r0
Nov 2007
Internal Current Tasks
Comment Resolution
Multi-Radio Power Conservation Management
Behcet Sarikaya (Huawei) Study Group Chair
Security Signaling
Yoshiro Ohba (Toshiba) Study Group Chair
Long list of presentations, including
401 Security Signaling Performance
402 MIH Key Hierarchy
387 Security Signaling
403 Security Use Cases
390 Security Use Case Scenarios
Second Sponsor Ballot
Expected at end of this session
David Hunter, Panasonic
David Hunter, Panasonic

6. 802.21 Standards Interfaces Nov 2007 802.1 802.11u 802.16 3GPP DVB
Month Year
doc.: IEEE /2879r0
Nov 2007
Standards Interfaces
802.1
Comments indicated a number of issues with LinkSec group
will invite to present suggestions for interface with
802.11u
and TGu coordinated ad-hoc meetings
802.11u now provides excellent support of MIH
802.16
Plans to work more closely with m
3GPP
Of course 3GPP documents can’t reference the incomplete document
But 3GPP SA2 and RAN both working with
The Information Server (IS) model is now part of the 3GPP architecture
3GPP completed document TR that includes interface
MIH measurements from the LTE side; WiMAX – LTE handover
work item phase next year
DVB
Presentation on DVBH handovers this afternoon: DVB-Presentation.ppt
IMT Advanced
submitted requirements to ITU through
More work planned in January
David Hunter, Panasonic
David Hunter, Panasonic

7. P802.21 Current State and Timeline
Month Year
doc.: IEEE /2879r0
Nov 2007
P Current State and Timeline
Sponsor Ballot: 165 voters
WG only had only 69 voters
Initial Sponsor Ballot completed Sept 2007
Second Sponsor Ballot after this session
In September completed half of 650 comments from initial sponsor ballot
Almost 200 treated in October ad-hoc meeting
Completing the remainder this session
8 voters so far have indicated that they will change their votes
Pending agreed-on changes
Still Plan to Submit to RevCom March 2008
David Hunter, Panasonic
David Hunter, Panasonic

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