| 1 | Overview | 1 |
| 2 | Introduction | 2 |
| 2.1 | Background to the Report | 2 |
| 2.2 | Report Content | 2 |
| 3 | Examining the Service Value Chain | 4 |
| 3.1 | The Definition of International Roaming | 4 |
| 3.2 | International Roaming Service Delivery | 5 |
| 3.3 | Treatment of Billing Functionality Outsourcing | 6 |
| 3.4 | Roaming Value Chain Cost and Revenue Drivers | 6 |
| 3.4.1 | The Impact of European Union (EU) Roaming Legislation | 6 |
| 3.4.2 | Operator Priorities for Cost and Revenue Drivers | 7 |
| 3.4.3 | Wholesale Roaming Costs and Revenues (IOTs) | 8 |
| 3.4.4 | Adding New Roaming Agreements | 9 |
| 3.4.4.1 | Service Priorities | 11 |
| 3.4.4.2 | Partner Priorities | 12 |
| 3.4.5 | Quality of Service | 13 |
| 3.4.6 | Roaming Operations Headcount | 13 |
| 3.4.7 | User Experience | 14 |
| 3.5 | Changing Operator Attitudes to the Roaming Value Chain | 15 |
| 4 | Outsourcing Opportunities | 17 |
| 4.1 | GSM Association Open Connectivity | 17 |
| 4.2 | The Roaming Hub | 18 |
| 4.2.1 | Open Connectivity Scenario 1 - Bilateral Connection | 19 |
| 4.2.2 | Open Connectivity Scenario 2 - Connection Via One Roaming Hub | 19 |
| 4.2.3 | Open Connectivity Scenario 3 - Connection Via Two Roaming Hubs | 20 |
| 4.2.4 | Case Study - Current Capability of Roaming Hubs | 20 |
| 4.2.5 | The Current Roaming Hub Market | 21 |
| 4.2.6 | The Changing Economics of the Roaming Hub Market | 23 |
| 4.2.7 | Case Study - Large Operator Decision to Connect to a Roaming Hub | 23 |
| 4.2.7.1 | Implementation Benefits | 24 |
| 4.2.7.2 | Operational Benefits | 25 |
| 4.3 | Network Extension - An Established Means of Fast Roaming Coverage Acquisition | 26 |
| 4.4 | The Roaming User Experience | 28 |
| 4.4.1 | Virtual Home Environment (VHE) | 29 |
| 4.4.2 | Roamer and Roaming Traffic Steering | 30 |
| 4.4.3 | New Outsourced Offerings | 31 |
| 5 | Key Findings | 33 |
| 5.1 | Operator Outsourcing Strategy | 33 |
| 5.2 | Barriers to the Adoption of Open Connectivity | 34 |
| 5.3 | The Future of Outsourcing | 35 |
| 6 | Recommendations | 36 |