1. X50-20100125-xxx ZTE Discussion on cdma2000 Charging with PCC Title: Inter-RAT RAN information management protocol Stack Sources: NSN Contact: Scott Marin, scott.marin@nsn.comscott.marin@nsn.com Abstract: NSN suggests a protocol stack for Sxx. Recommendation: FYI Nokia Siemens Networks grants a free, irrevocable license to 3GPP2 and its Organizational Partners to incorporate text or other copyrightable material contained in the contribution and any modifications thereof in the creation of 3GPP2 publications; to copyright and sell in Organizational Partner's name any Organizational Partner's standards publication even though it may include all or portions of this contribution; and at the Organizational Partner's sole discretion to permit others to reproduce in whole or in part such contribution or the resulting Organizational Partner's standards publication. Nokia Siemens Networks is also willing to grant licenses under such contributor copyrights to third parties on reasonable, non-discriminatory terms and conditions for purpose of practicing an Organizational Partner’s standard which incorporates this contribution. This document has been prepared by the Nokia Siemens Networks to assist the development of specifications by 3GPP2. It is proposed to the Committee as a basis for discussion and is not to be construed as a binding proposal on Nokia Siemens Networks. Nokia Siemens Networks specifically reserves the right to amend or modify the material contained herein and to any intellectual property of Nokia Siemens Networks other than provided in the copyright statement above.

2. 2  Among other topics, TSG-A WG3 is currently addressing various aspects of the following work items:  00285_dynamic ran power management of radio carriers and btss.pdf –coverage compensation  00299_self-organizing networks.pdf –Neighbor list updates –Interference info sharing –Load information sharing  00306_Load balancing between eHRPD and E-UTRAN.pdf –Inter-RAT load balance mechanisms Background

3. 3 Sxx and A.S00010-A protocol stack  It has been suggested that an inter-RAT interface, Sxx, be used for iRAT information exchange. RAN Information Management Application RAN Information Management UDP IP Link Layer Physical Layer RAN Information Management Application RAN Information Management UDP IP Link Layer Physical Layer 3GPP2 A.S0010-A proposed 3GPP Sxx