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.
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