Table of Contents
- Table of Contents
- IDC Opinion
- In This Study
- Methodology
- Table: Respondents by Vertical Industry
- Situation Overview
- Figure: Current Telephony Infrastructure
- Figure: Current IP PBX Deployment
- Figure: Number of Users by Telephony System
- Figure: Location of Telephony Systems
- Figure: IP/PBX System Vendor Share
- Figure: Consideration Given to Vendor Consolidation
- Figure: Primary Vendor of Telephony Equipment at Headquarters
- Figure: Primary Vendor of Telephony Equipment at Branch Office
- Figure: Use of the Same Vendor for Replacement IP PBX
- Figure: Reasons for Staying with the Incumbent Vendor
- Figure: Reasons for Adopting a New Vendor for IP Telephony
- Figure: Hosted VoIP Service Primary Supplier Share
- Figure: Enhanced Services or Features of Hosted VoIP
- Future Outlook
- Essential Guidance
- Learn More
- Related Research
- Synopsis
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