How to Configure an AudioCodes Mediant for a Viirtue SIP Trunk with PRI Handoff

Configuring an AudioCodes Mediant for a Viirtue SIP trunk with PRI handoff bridges modern VoIP connectivity with legacy PBX systems. This step-by-step guide walks you through setup essentials — from proxy sets and IP profiles to PRI configuration, E.164 normalization, TLS, and routing rules. Whether you’re an MSP deploying for a new customer or a telecom engineer standardizing edge devices, these steps ensure secure, reliable SIP-to-PRI integration that aligns with Viirtue’s best practices and current AudioCodes firmware.
SIP to PRI: Which Device Should Service Providers Pick in 2025?

Choosing the right SIP-to-PRI device can make or break a deployment. For service providers and MSPs bridging modern SIP trunks to legacy PBXs, the hardware sitting at the edge determines not just call quality, but interoperability, survivability, and support costs. This guide breaks down what “good” looks like in the field, compares the leading models, and helps you pick the right fit for your customer base and infrastructure.