Unified Messaging Usurps Traditional Voice Messaging Market

SUMMARY

The US traditional voice messaging market was down over 16% in port sales in 2003, as unified messaging sales overtook traditional voice messaging sales. While the traditional voice messaging market continues to decline, the overall enterprise messaging market, which includes both voice messaging and unified messaging, is increasing. This report includes five-year forecasts for traditional voice messaging and unified messaging systems in the US and worldwide.

TABLE OF CONTENTS

Executive Summary

Methodology

Market Overview

Market Share and Vendor Analysis

• Voice Messaging and Unified Messaging
• Market Shares
  • 2003 Voice Messaging US Market Share

2003 Worldwide Voice Messaging Market Share

• 2003 US Unified Messaging and UM-Capable Equipment Market
• 2003 Worldwide Unified Messaging/UM-Capable Market Share
• 2003 US Total Enterprise Messaging Market Share
• 2003 Worldwide Total Enterprise Messaging Market Share

Market Forecast

• US Voice Messaging Market Forecast: Ports Shipped
• US Voice Messaging System Shipment Forecast
• US Voice Messaging/Unified Messaging Comparison Forecast
• WW Voice Messaging/Unified Messaging Comparison Forecast

Conclusion

List of Tables

• Table 1. WW Enterprise Messaging Revenue Forecast, 2003-2008
• Table 2. 2003 US Voice Messaging Market Share by End-user Revenue
• Table 3. 2003 US Voice Messaging Market Share by Ports
• Table 4. 2003 US Voice Messaging Market Share by Systems
• Table 5. 2003 Worldwide Voice Messaging Market Share by End-User Revenue
• Table 6. 2003 Worldwide Voice Messaging Market Share by Ports
• Table 7. 2003 Worldwide Voice Messaging Market Share by Systems
• Table 8. 2003 US UM and UM-Capable Market by End-User Revenue ($M)
• Table 9 2003 US Unified Messaging/UM-Capable Market by Seats Shipped
• Table 10. 2003 Worldwide Unified Messaging/Unified Messaging-Capable Market Share by Revenues (US$ M)
• Table 11. 2003 Worldwide Unified Messaging/Unified Messaging-Capable Market Share by Seats
• Table 12. 2003 US Total Enterprise Messaging Market Share by Revenues ($M)
• Table 13. 2003 US Total Enterprise Messaging Market Share by Systems Shipped
• Table 14. 2003 Worldwide Enterprise Messaging Market Share by Revenues ($M)
• Table 15. 2003 Worldwide Enterprise Messaging Market Share by Systems Shipped
• Table 16. 1-4 Port Actual and Forecast
• Table 17. 5-8 Port Actual and Forecast
• Table 18. 9-16 Port Actual and Forecast
• Table 19. 17+ Port Actual and Forecast
• Table 20. Total US Market by Port: Actual and Forecast
• Table 21. 1-4 Port Systems Actual and Forecast
• Table 22. 5-8 Port Systems Actual and Forecast
• Table 23. 9-16 Port Systems Actual and Forecast
• Table 24. 17+ Port Systems Actual and Forecast
• Table 25. Total US Market by System: Actual and Forecast
• Table 26. US Traditional Voice Messaging Port Shipment and Revenue Forecast, 2003-2008
• Table 27. US UM/UM-Capable Seat Shipment and Revenue Forecast, 2003-2008
• Table 28. US Total Voice Messaging Revenue Forecast, 2003-2008
• Table 29. WW Traditional Voice Messaging Port Shipment and Revenue Forecast, 2003-2008
• Table 30. WW UM/UM-Capable Seat Shipment and Revenue Forecast, 2003-2008
• Table 31. WW Total Voice Messaging Revenue Forecast, 2003-2008

List of Figures

• Figure 1. 2003 US Voice Messaging Market Share by End-User Revenue
• Figure 2. 2003 US Voice Messaging Market Share by Ports
• Figure 3. 2003 US Voice Messaging Market Share by Systems Shipped
• Figure 4. 2003 Worldwide Voice Messaging Market Share by End-User Revenue
• Figure 5. 2003 Worldwide Voice Messaging Market Share by Ports
• Figure 6. 2003 Worldwide Voice Messaging Market Share by Systems
• Figure 7. 2003 US UM/UM-Capable Market by End-User Revenue ($M)
• Figure 8. 2003 US UM/UM-Capable Market by Seats Shipped
• Figure 9. 2003 WW UM/UM-Capable Market Share by Revenue ($M)
• Figure 10. 2003 WW UM/UM-Capable Market Share by Seats
• Figure 11. 2003 US Total Enterprise Messaging Market Share by Revenue ($M)
• Figure 12. 2003 US Total Enterprise Messaging Market Share by Systems Shipped
• Figure 13. WW Enterprise Messaging Market Share by Revenue ($M)
• Figure 14. 2003 WW Enterprise Messaging Market Share by Systems Shipped