Today, we are the lucky owners of a fully functional Microsoft Office Communications Server R2 environment connected to Interoute One Services (SIP Trunking Provider). Interoute is one of our partners in SIP services and a Microsoft Gold Partner. A couple of year's ago e-office connected LCS2005 to the VoIP cloud of Interoute. However, our current infrastructure only supports Microsoft Office Communications Server 2007 R2, so we needed to make sure that Interoute’s service will also work correctly with the OCS R2 Mediation Server.On the 16th of October our e-office Microsoft Team connected to Interoute via SIP trunking (using SIP over TCP, as supported in OCS 2007 R2) and of course federation. Together with Interoute we accomplish some tests to get certified.
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