1. doc.: IEEE 15-12-0673-00-0l2r IG-L2R November 2012 Clint Powell (PWC, LLC) Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: IG-L2R Closing Report for November 2012 Date Submitted: November 2012 Source: Clint Powell, Powell Wireless Commsulting, LLC Contact: Clint Powell, Powell Wireless Commsulting, LLC Voice: +1 480-586-8457, E-Mail: cpowell@ieee.org Re: IG L2R Closing Report for November 2012 Plenary Abstract: Closing Report for the IG-L2R Sessions in San Antonio Purpose: Layer 2/Mesh Under Routing Notice:This document has been prepared to assist the IEEE P802.15. 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 acknowledges and accepts that this contribution becomes the property of IEEE and may be made publicly available by P802.15.

2. doc.: IEEE 15-12-0673-00-0l2r IG-L2R November 2012 Clint Powell (PWC, LLC) IG-L2R Determine the level of interest for a project on Layer 2/Mesh Under Routing and make recommendation to WG.

3. doc.: IEEE 15-12-0673-00-0l2r IG-L2R November 2012 Clint Powell (PWC, LLC)  Review Tutorial  Present Tutorial  Liaison Updates  Next Steps  Vancouver Mtg.  Motion for WG  Minutes: doc. # 15-12-0672-00 Meeting Goals/Status

4. doc.: IEEE 15-12-0673-00-0l2r IG-L2R November 2012 Clint Powell (PWC, LLC)  Avg. # of Individuals Attending sessions: 13  Avg. # of Entities Represented in sessions: 12  Present at IG-L2R Tutorial on Mon. eve.: ~ 110 IG-L2R Group Participation

5. doc.: IEEE 15-12-0673-00-0l2r IG-L2R November 2012 Clint Powell (PWC, LLC) Vancouver (in Jan. 2013)  Initial activities for SG to undertake  Lots of study work to do (see last page of mins. doc. # 15-12-0672-00 Next Steps

6. doc.: IEEE 15-12-0673-00-0l2r IG-L2R November 2012 Clint Powell (PWC, LLC) Motion: that the 802.15 Working Group seeks approval from the 802 EC to form a study group to develop the PAR and 5c documents for Layer 2 routing in Wireless Personal Area Networks Moved: Clint Powell Second: Noriyuki Sato Vote: WG Motion

7. doc.: IEEE 15-12-0673-00-0l2r IG-L2R November 2012 Clint Powell (PWC, LLC) Backup Slides for EC Mtg.

8. doc.: IEEE 15-12-0673-00-0l2r IG-L2R November 2012 Clint Powell (PWC, LLC) Some Applications  Smart Metering (HAN and NAN)  Smart City  Environmental Monitoring  Smart Home  IoT

9. doc.: IEEE 15-12-0673-00-0l2r IG-L2R November 2012 Clint Powell (PWC, LLC) Characteristics of these Applications Data flows One-to-many, Many-to-one Point-to-point Topologies Collection tree Mesh Adaptive Routing strategies Proactive Reactive Management Central Distributed Self Organising Communications domains Internal External Multiple ingress/egress points QoS Low latency Reliability Priority of frames/routes Power saving Sleepy end devices Sleepy routers Security mechanisms needed Beyond the MAC

10. doc.: IEEE 15-12-0673-00-0l2r IG-L2R November 2012 Clint Powell (PWC, LLC) Key Requirements Reliability Reduction of End-to-End retransmissions Failure detection Scalability Node density, network size etc. Hardware resource requirements Behaviour at restarts Management of flooding, multicasts Timing, grouping etc. Congestion avoidance, flow control, Load balancing Security Provisioning, Joining

11. doc.: IEEE 15-12-0673-00-0l2r IG-L2R November 2012 Clint Powell (PWC, LLC) IG-L2R Group Participation Meeting # of IG-L2R Sessions Avg. # of Individuals Avg. # of Entities July 20122 3022 Sept. 20123 1814 Nov. 20123 1312 Nov. Tutorial ~110