Microsoft Unified Communications Manager

Microsoft Unified Communications Open Interoperability Program
Find out more about the Microsoft Unified Communications Open Interoperability Program for enterprise telephony infrastructure, including finding qualified SIP-PSTN gateways, IP-PBXs and SIP Trunking Services.

The qualification program for SIP/PSTN Gateways, IP-PBXs and SIP Trunking Services ensures that customers have seamless experiences with setup, support, and use of qualified telephony infrastructure and services with Microsoft's unified communications software and Microsoft Office Communications Online (BPOS-Dedicated).

Only products that meet rigorous and extensive testing requirements and conform to the specifications and test plans will receive qualification.

While the specifications are based on industry standards, this program also defines:

• Specific requirements for interoperability with Office Communications Server & Exchange Server Voice Mail
• Specific requirements for interoperability with Office Communications Online Services for SIP Trunking Service Providers
• Testing requirements for qualifying interoperability with Office Communications Server & Exchange Server Voice Mail
• Installation, set-up and configuration requirements via a Quick Start Guide
• Release Notes with any known issues
• Documented support process between Microsoft and the vendor
• Enterprise-class standards for audio quality, reliability, and scalability
• The scope of the qualification is for environments where either Office Communications Server or Exchange Server Voice Mail utilizes a SIP/PSTN Gateway, IP-PBX or SIP Trunking Service for communication with the PSTN. Additionally, qualification is available for Microsoft Office Communications Online Service environments utilizing Office Communications Server with Exchange Online Unified Messaging.