Examining the Technical Details Behind the Voice Mail Scenario
To enable the previous scenarios requires deploying Office Communications Server as the Enterprise Voice solution and Exchange Server as the Enterprise Mailbox solution. The additional server role required to enable voice mail when using Exchange Server 2007 SP1 is the Exchange Unified Messaging server role. For details on how to deploy Enterprise Voice, refer to Chapter 11. Information for deploying Exchange Server and UM is beyond the scope of this book.
Exchange UM Server interoperates with several IP gateways as well as Office Communications Server by using SIP over Transmission Control Protocol (TCP) or Mutual Transport Layer Security (MTLS). When interoperating with Office Communications ...
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