Networking
Avoiding Surprises in IP PBX Deployments
Executive Summary
Contrary to expectations, VoIP devices from different vendors will not necessarily work together, nor will they work with every carrier’s IP network. As companies move gradually from IP gateways to native IP hardware, an effective testing and certification program must be put in place.
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- AT&T Technology Roundtable: Using Multiple WAN Services within the Same Network
- AT&T MPLS: The Stage for Network Management
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