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Home › Methods for emergency response location (ERL) provision in a voice over internet protocol (VoIP) 911 server for non-direct inward dialing (DID) callers and related systems and computer program products

Methods for emergency response location (ERL) provision in a voice over internet protocol (VoIP) 911 server for non-direct inward dialing (DID) callers and related systems and computer program products

US Patent 12238245 · Granted Feb 25, 2025

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