O'Reilly logo

Microsoft® Lync Server 2010 Unleashed by Tom Pacyk, Andrew Abbate, Alex Lewis

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Telephony Integration

With unified messaging, Exchange is integrated into the telephony world. This integration takes place between the Exchange Unified Messaging (UM) Server and gateways or private branch exchanges (PBXs).

In a classic set of telephony and electronic mail systems, there are two separate networks that deliver voice messages and electronic messages (email). In the telephony system, there are separate components for the PBX, voicemail, external lines, and phones. Calls from the Public Switched Telephone Network (PSTN) come into a PBX device. Typically, an incoming call is routed by the PBX to the telephone. If the phone does not answer or is busy, the call is routed to the voicemail system. Similarly, email from the Internet arrives ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required