Private Switch/Automatic Location Identification Service (PS/ALI)

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Fact Sheet

  • Private Switch/Automatic Location Identification Service
  • PS/ALI is an enhancement to 9-1-1 emergency response systems that allows private branch exchange (PBX) and Centrex/Centron users to enjoy the benefits of full-featured Enhanced 9-1-1 (E9-1-1), including specific address and location information for each station.