Intelligent Preferred Network (IPN) Steering of Roaming (SOR) Liberalization Lets Operators Steer Traffic to Preferred Roaming Partners CANTO, 2005 Jeffrey Katzwer General Manager, Americas

What’s the Problem?

What is it? Intelligent Preferred Network Managed Roaming Outbound Roamer VPMN A Outbound Roamer HPMN VPMN B Outbound Roamer Intelligent Preferred Network Managed Roaming Preferred Network Traffic Redirection Steering of Roaming VPMN C

Why do we want it? Group / Regional Objectives Financial Steer traffic to preferred partners Keep roaming within groups Better Service Levels Voice, Data, other services Financial Leads to better roaming agreement IOT’s More minutes & Revenue Reduces costs through preferred routing Roaming Market Considerations Grow your inbound roaming market share

The Evolution of Redirecting Roamers SMS motivation messages User dependent Manual Talk about WiFi

2001, 2002

The Evolution of Redirecting Roamers SMS motivation messages User dependent Factory stored Limited SIM memory Limited list Outdated list SS7 based Handset & SIM independent VPMN independent Feature-rich business logic Remote download Larger list SIM must be OTA enabled HS must be Ph.2+ Takes advantage of all methods Better user experience Less signaling Manual SIM OTA Network Integrated Talk about WiFi

Solutions for Remote Preferred Network Control Intelligent Preferred Network Solutions for Remote Preferred Network Control Smart Application and Provisioning HPMN Control, Handset Independent HPMN Control, Handset Operated Integrated HPMN Control

Roaming Management Tool Powerful Tool with Intelligent Use Customized Subscriber segments By countries and networks When to Use? Sensitive to user QoS Addresses your other partners Sensitive to VPMN operational concerns Continual update to synchronize with market conditions

Roaming Management Tool - 2 Intelligence For Every Situation Manual selection – identify and resolve Apply only if chances to succeed are good “No coverage” - identify and resolve Recognize roaming along country borders and adapt logic Monitor roaming distribution and update parameters accordingly Create and maintain a global knowledge base Mapping handset brands to special behavior Mapping VLR brands to special behavior

The Solution Concept SS7 Visited Network Home Network IntelliGate International Traveler MSC International SS7/MAP SS7 VLR HLR OTA - Download updated PLMN lists Combine MAP rejections with SIM data management Apply objectives-driven redirection policy Apply traffic control Apply subscriber QoS control - Take advantage of advanced SIM Java applets Smart MAP monitoring & processing Provisioning IntelliGate

Benefits Overcome SIM and handset limitations Maximize number of supported handsets Signaling carrier independent Control of international SS7 traffic Control subscriber user experience Dynamic policy adaptation to subscribers, countries, networks and time Covers every roaming situation

Provisioning - Activation Policy Roaming Distribution Profiles Subscriber Redirection Limits Redirection Pattern

Roaming Revenue Forecast Intelligent Preferred Network Roaming Revenue Forecast

SOR # 2 Steering of Roaming Group SOR Doc 02_00X SOR # 2 Steering of Roaming Group 12 April 2005 London *Restricted – GSMA Members *Restricted – GSMA Associate Members Restricted Confidential - Information Access to and distribution of this document is restricted to the persons listed under the heading Security Classification Category*. This document is confidential to the Association and is subject to copyright protection. This document is to be used only for the purposes for which it has been supplied and information contained in it must not be disclosed or in any other way made available, in whole or in part, to persons other than those listed under Security Classification Category* without the prior written approval of the Association. The GSM MoU Association (“Association”) makes no representation, warranty or undertaking (express or implied) with respect to and does not accept any responsibility for, and hereby disclaims liability for the accuracy or completeness or timeliness of the information contained in this document. The information contained in this document may be subject to change without prior notice. © Copyright of the GSM MoU Association 2003 Copyright GSM Association 15 * All GSM Association meetings are conducted in full compliance with the GSM Association’s anti-trust compliance policy

SOR – GSMA Group IREG/SIGNAL Work Group Forum Objectives: Specify implementation to control signaling traffic & user experience Specify a Code of Conduct together with BARG Conclusions to Date: SOR is legal HPMN may apply service to any roaming partner Roaming partners should allow it and cooperate SS7-based solution is valid with/without OTA integration User experience is HPMN’s consideration only

SOR – GSMA Group (cont.) Work Plan Starhome’s Role Define short-term solution by summer 2005 Define long-term solution based on special error codes Starhome’s Role An active member of SOR group An advisor - based on our research and field experience Many live Intelligent Preferred Network™ customers

Summary - Intelligent Preferred Network OTA HPMN Control, Handset Independent HPMN Control, Handset Operated Integrated Optimized Network and Handset Control Feature rich, configurable, profile based application

Thank You Jeffrey Katzwer General Manager, Americas Tel: +1 845 362 2065 Cell: +1 516 603 8496 Jeff.Katzwer@starhome.com