1. Post Seoul VSWG Update Seoul IRT October 2007

2. 2 www.cdg.org Plus code dialing –Reference document #145 approved by WG Pre-paid roaming –drafted white paper(#159) –Additional comments for white paper were provided –8 carriers and two STP Providers is to contribute the draft of this document Next step: Call to discuss the white paper Seeking additional carrier sponsor Operational Level Agreement –Agreed to move the notification guideline as optional Next Step: Call for final review and approval Post Seoul VSWG Update

3. 3 www.cdg.org Test plan for SMS and voice –Preliminary revisions made by VeriSign Next Step: Sept. 20 th Invitation to the task force to be sent with the First draft distribution Date has changed to October 17. Trouble shooting minimum requirement –Agreed to the items for both direct roaming and for via STP roaming. Next Step: Distribute the revised trouble ticket format. Call expected in late October. MEID –Provided the actions for ESN-MEID migration and EUIMID-ICCID Carriers are strongly recommended to contact meid@cdg.orgmeid@cdg.org if you are not aware of this issue. Post Seoul VSWG Update

4. 4 www.cdg.org CIBER update –Updates on CIBER “Satellite calls” –New contact points at MACH-CIBERNET provided Billing Specifications –Survey results provided –Agreed to 7 items out of 16 items Next step: 9 items to be discussed at call among Leads, CIBERNET-MACH, Syniverse and VeriSign Map Exchange –Completed draft of Reference Document #153 –Use CRIET for exchanging Map Next step: Approval of Reference Document #153 Post Seoul VSWG Update

5. 5 www.cdg.org Transition to CRIET –Presented the update the new way to exchange roaming information with your roaming partner. www.cdg.org/crietwww.cdg.org/criet Next Step: Sign up! and use it TDS (Document #81) –Provided TDS Adoption Results –Almost 50% of them are using it and the other half plan to use it Next Step: Start using the updated TDS by the November IRT Meeting. E-PRL and Plus code implementation result –Recent carrier surveys will be available on the CDG website Post Seoul VSWG Update

6. 6 www.cdg.org Team short term goal Goal #1 – Convert your voice and SMS TDS to the CDG standard format represented in document 81 and load it on CRIET. www.cdg.org/crietwww.cdg.org/criet Goal #2 – Fill out CDG document 120, Roaming Partner Qualification Form, and load it on CRIET. www.cdg.org/criet www.cdg.org/criet Documents 81 and 120 can be found on the CDG website and on CRIET. Load on CRIET by November 8.

7. 7 www.cdg.org Company Scorecards Available now ScorecardsScorecards –Have been tracking survey responses for 2 years. –Now tracking VSWG IRT attendance by company –Now tracking posting documents to CRIET Additions in development –Conference call participation by company –Work item sponsorship What else would you like to see tracked?

8. 8 www.cdg.org Work Plan Until Jamaica October 4 – Call - Post Seoul meeting week of October 8 - Mapping doc approval email October 10 - Training survey goes out to the team October 17 – Call - Voice test plan kickoff October 25 - Call - Prepaid doc discussion October 30/31 - Call – Operational agreement and trouble resolution Nov 1 - Jamaica prep doc and standard doc use survey Nov 8 – Call - Pre Jamaica meeting AND due date for Jamaica goals Nov 28 and 29 – VSWG at Jamaica IRT

9. 9 www.cdg.org 2008 Priorities We will compile a list of possible 2008 work items during the Jamaica IRT. Please forward your suggestions in advance or share them at the meeting. The suggested process: –Gather the list of options –Discuss and define the list during Jamaica IRT and narrow to a manageable number –Survey goes out to CDG carrier members to vote on list. –Results are shared with the team –Carriers and vendors are asked to sponsor work items –If no sponsors designated work item it is suggested we skip that work item and we proceed with the next item on the list. We will confirm this process during the Jamaica IRT

10. 10 www.cdg.org