World is changing and moving towards rich collaboration and corporates can’t avoid these changes. As well as, we also can’t neglect our traditional way of communication. It means still we need phone to communicate with people. Microsoft did excellent job in this field as earlier only mailing solution was the key application for formal communication. But to understand better, we were using traditional phone. Microsoft Lync as an application can cater all your corporate needs. Microsoft Lync is a rich communication medium and easily can be integrated with other business applications such as Exchange & SharePoint.

Lync provides many options to enable Enterprise Voice. Usually organization uses traditional PBX or IP PBX which involves lots of cost and need distinct administration to manage the whole solution. Lync provides an Enterprise solution which can be deployed with or without your traditional PBX’s. In general there are three ways to enable enterprise voice with Lync.

1. Traditional PBX connectivity with Lync mediation server using media gateway.

2. Direct SIP, Advance IP PBX connectivity directly with Lync mediation server.

3. Direct SIP/PSTN Gateway/VOIP only deployment option directly with Lync mediation server.

4. SIP Trunk, Direct connectivity to Lync Mediation server from ITSP using SBC.