Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System (1987)
Chapter: THE PUBLIC SWITCHED NETWORKS
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AN OVERVIEW OF THE NATIONAL EMERGENCY TELECOMMUNICATIONS SERVICE
Next Chapter: VARIOUS MEANS OF PROVIDING THE NATIONAL EMERGENCY TELECOMMUNICATIONS SERVICE
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
Suggested Citation:
"THE PUBLIC SWITCHED NETWORKS." National Research Council. 1987. Nationwide Emergency Telecommunications Service for National Security Telecommunications: Interim Report to the National Communications System. Washington, DC: The National Academies Press.
doi: 10.17226/19197.
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