As organizations migrate their voice workloads to Microsoft Teams, selecting the right Public Switched Telephone Network (PSTN) connectivity model is one of the most critical decisions a voice architect will make. When evaluating Microsoft Calling Plans, Operator Connect, and Direct Routing, voice architects and IT leaders must analyze both core Teams Phone architecture and AI integrations to maximize the value of their communications ecosystem.

In this session, I will break down modern Teams Voice architecture alongside the practical application of Microsoft 365 Copilot for voice. Explore hybrid deployment models for global enterprises, and highlight key criteria to help you choose the best PSTN strategy for your organization.