Direct Routing is a capability of Phone System in Office 365 to help customers connect their SIP trunks to Microsoft Teams.  Session border controllers (SBCs) connect legacy systems and endpoints to Calling in Teams.  Ribbon is one of only two vendors whose SBCs are certified to work with Direct Routing for Microsoft Teams.  We offer a broad portfolio of solutions with session densities appropriate for small / branch offices to large carriers.

Ribbon has decades of experience providing session border control for some of the world’s largest carriers.  Our SBCs are certified by third-parties for capacity and security.  Microsoft certification for Direct Routing provides carriers with the opportunity to offer their customers SIP trunks that connect to Microsoft Teams.  The multi-tenant architecture and certified performance and security of Ribbon SBCs make them a perfect piece of your SIP trunking solution.

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