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Teams & Enterprise Voice | Latest Tutorials

Teams Direct Routing Local Media Optimization (LMO): Central & Proxy SBC Architecture Runbook
BySatya Pathak October 4, 2026October 14, 2026

Enterprise Voice Engineering Runbook In multi-site Microsoft Teams Direct Routing deployments, routing media traffic across the internet to Microsoft cloud Transport Relays introduces latency, jitter, and excessive WAN bandwidth consumption. Local Media Optimization (LMO) solves this by keeping voice media local to corporate subnets while centralizing SIP signaling through a parent Central SBC connected to…

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Teams & Enterprise Voice

Media Bypass vs Local Media Optimization: When Teams Skips the SBC
BySatya Pathak September 1, 2026October 14, 2026

In Microsoft Teams Direct Routing, SIP signaling always routes through Microsoft’s cloud infrastructure (sip.pstnhub.microsoft.com). However, routing the actual voice audio—the Real-time Transport Protocol (RTP/SRTP) media stream—through the cloud is often inefficient, introduces latency, and consumes unnecessary internet bandwidth. To eliminate audio trombone effects (where two employees in the same building have their audio routed through…

Read More Media Bypass vs Local Media Optimization: When Teams Skips the SBC