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NA-ESRD - North American Emergency Services Routing Digits

A telephone number in the North American Numbering Plan that can be used to identify a North American emergency services provider and its associated LCS (Location Services) client. The ESRD also identifies the base station, cell site or sector from which a North American emergency call originates.

NetX

  • Fully interactive 3GPP based network map
  • Narrated call flows
  • Detailed network procedures

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