IRT CDMA Voice and SMS Working Group

1. IRT CDMA Voice and SMS Working Group Las Vegas, Nevada November 30, 2005

2. Agenda • Review IRT voice and SMS working group charter • Team members • Review CDG IRT voice and SMS roaming documents • Review identified open work items • Discuss new work items (new operator input) • Prioritize issues and formulate work plan

3. Task Force Charter • Charter • The The Roaming Voice and SMS working group has been formed as part of the CDMA Development Group’s International Roaming Team (CDG IRT) to make recommendations to the CDMA community on commercial and technical voice and SMS roaming issues. • This team will endeavor to streamline and standardize the recommended implementation and maintenance of international CDMA to CDMA roaming as it relates to voice and SMS. • Purpose/Goals • Report to CDG International Roaming Team plenary quarterly • Determine the highest priority voice and SMS roaming items and focus work on those items • Make recommendations for the CDMA community for roaming voice and SMS implementations and maintenance • Develop documents to support recommendations for implementation and maintenance of CDMA to CDMA voice and SMS roaming.

4. Voice and SMS WG Initial Team Members Email lmackay@qualcomm.com to join the team

5. Existing IRT CDMA Voice Documents Voice Roaming Checklist CDG Document #118 (published in English and Spanish) CDMA International Roaming Agreement CDG Document #44 (published) CDMA International Roaming Partner Qualification Form CDG Document #120 (pending publication) Interface Specification CDG Document #50 (published) Billing Specification CDG Document #59 (published but under revision) PRL Ennhancements CDG Document #86 (published) Voice and SMS Technical Data Sheet #81 CDG (published but under revision) Interworking Test Specification CDG Document #52 (published) Direct Routing for Roamer to Roamer CDG Document #96 (published) Roaming Trouble Shooting/ Resolution Procedures CDG Document #87 (published) * All available at www.cdg.org

6. Voice Process Flow/Documents

7. Voice Process Flow

8. Required CDG IRT Voice Documents

9. Existing Voice Work Items • Existing documents • Partner Qualification Form – Doc 120 • End to end roaming implementation process document – Doc 119 • New document which focuses on processes for three phases of roaming • Will be posted on documents in development on CDG website for team review • Update of TDS – Doc 81 • Recently received several carrier suggestions • Next draft will be out for company review mid December • Update of Billing Specs – Doc 59 • On hold until document 81 is closer to being completed

10. Potential Voice Work Items • New items • Service definitions • Device requirements • Supplementary services definitions and configuration • Voice Mail redirect and Voice Mail indicator • Calling Line ID • Plus code dialing • Network aquisition test (NAT) plan • End to end billing testing • Commercial launch • TLDNs • Testing • Reporting on TDS • Formatting

11. Existing IRT CDMA SMS Documents Voice Roaming Checklist CDG Document #118 (published in English and Spanish) CDMA International Roaming Agreement CDG Document #44 (published) Voice and SMS Technical Data Sheet CDG Document #81 (published but under revision) * All available at www.cdg.org

12. SMS Process Flow/Documents

13. SMS Process Flow

14. Required CDG IRT SMS Documents

15. Open SMS Issues • Documentation • Many outstanding • Billing options • Carrier feedback on issues • Solicit new work items

16. Discussion • New open issues • Prioritize issues • Complete documents in progress • Determine what to focus on next • Develop work plans • December 6, 2005 - Distribute work items to VSWG for consideration and prioritization • January 6, 2006 – Receive carrier feedback on additional priorities and order of priorities • January 11, 2006 – Conference call to develop work plan for 2006 • Meet monthly and day before each quarterly IRT

17. Thank you! Libby Mackay lmackay@qualcomm.com Daniel Salek dsalek@qualcomm.com