Methods, systems and computer program products for enabling emergency 911 calls in voice over internet protocol (VOIP) systems

摘要

Some embodiments of the present invention provide methods for providing emergency services to Voice over Internet Protocol (VoIP) subscribers. It is determined that a connection cannot be established between a VoIP router and a VoIP service provider network. A mobile terminal associated with the VoIP router is requested to dial the emergency services responsive to the determination that the connection cannot be established. A call is initiated from the mobile terminal to the emergency services responsive to the request. Related systems and computer program products are also provided herein.

主权项

1. A method For providing emergency services to a voice over internet protocol subscriber, comprising:
Determining that a connection cannot be established between a voice over internet protocol router and a voice over interact protocol service provider network; requesting that a mobile terminal physically coupled to the voice over internet protocol router dial the emergency services only responsive to the determining that the connection cannot be established; and automatically initiating a call from the mobile terminal physically coupled to the voice over internet protocol router to the emergency services responsive to the requesting that the mobile terminal associated with the voice over internet protocol router dial the emergency services; wherein requesting is preceded by querying the VoIP router for presence of a mobile terminal; and wherein querying is followed by: determining if the mobile terminal is powered on if it is determined that a mobile terminal is present; and powering on the mobile terminal if it is determined that the mobile terminal is not powered on.