Architecture Comparison
Why Native PBX Integration Beats SIP Trunking for Enterprise Voice AI: A Technical Comparison
Deploying enterprise Voice AI requires evaluating two primary transport and control architectures: SIP Trunking (Middleware) and Native PBX Integration. While SIP trunking remains a common legacy approach for offloading calls to third-party cloud engines, it introduces structural latency, compliance friction, and recurring per-minute transit costs.
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