VoIP, or Enterprise Voice, requires additional configuration and the deployment of new server roles to support this functionality. Enterprise Voice can be easily added to an existing Office Communications Server 2007 R2 IM and Web Conferencing deployment. Enabling Enterprise Voice involves the following activities, which are covered in the next section:
Configuring global Voice settings
Administrating users to be Enterprise Voice–enabled
Deploying media gateways to connect to the PSTN or PBX network
Deploying a Mediation Server for each corresponding media gateway
Optionally deploying one or more Monitoring Servers to collect, aggregate, and report Call Detail Records (CDRs)
Optionally deploying the Deployment Validation Tool to monitor ...