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9-1-1 and VoIP Where are you calling from?

9-1-1 and VoIP Where are you calling from?. InfraGard Conference April 2, 2008. Agenda. The Old Days 911 Call Routing Wireline Calls Phase I Wireless Phase II Wireless VoIP Current Status Future Routing Issues. Voice Telephone Network Overview Traditional Residential/Business Calls.

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9-1-1 and VoIP Where are you calling from?