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Growing Vulnerability of the Public Switched Networks Implications for National Security Emergency Preparedness (1989) / Chapter Skim
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2 National Security Emergency Preparedness Initiatives to Date
Pages 16-21

The Chapter Skim interface presents what we've algorithmically identified as the most significant single chunk of text within every page in the chapter.
Select key terms on the right to highlight them within pages of the chapter.


From page 16...
... PD 53 placed heavy reliance on the national telecommunications infrastructure supplied by the common carriers to supply communications for NSEP programs. The divestiture of Bell System components raised genuine concerns in the national security community about the effect of the breakup on NSEP.
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From page 17...
... NSDD 97 stated that the nation's domestic and international telecommunications resources are essential elements of U.S. national security policy and strategy, and that a survivable telecommunications infrastructure able to support national security leadership is a crucial element of U.S.
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From page 18...
... Even though commercial satellites are generally thought to be vulnerable to enemy attack, either by jamming or nuclear effects, it is assumed that one or more of these satellites will survive. As far as the desirability of further hardening of satellites against radiation is concerned, assessments that take into account threat, the consequences of Toss, the additional weight penalty on the spacecraft, and the additionalcosts involved have indicated that hardening beyond that already employed would not be warranted.
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From page 19...
... Twenty T-1 channels fit into a 3~MHz transponder with intermodulation requirements met. Only satellites having encrypted telemetry, tracking, and control will be used by the NCS in accordance with national security guidelines.
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From page 20...
... This interface with the PSN requires software and hardware to accommodate network control, but not through the signal transfer points. The mobile transportable telecommunications capability augments PSN transmission for NSEP traffic.
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From page 21...
... 1987. National level national security emergency preparedness telecommunications.
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Key Terms

  • nsep telecommunications
  • executive office
  • emergency preparedness
  • commercial satellite
  • network control

  • security emergency
  • telecommunications service
  • commercial network
  • nationwide emergency
  • network survivability

  • emergency telecommunications
  • nsep communications
  • public switched
  • national communications
  • telecommunications policy

  • commercial satellites
  • security decision
  • telecommunications functions
  • decision directive
  • telecommunications advisory

  • mobile transportable
  • telecommunications infrastructure
  • preparedness telecommunications
  • satellite interconnectivity
  • transportable telecommunications

  • enemy attack
  • government nsep
  • encrypted telemetry
  • telecommunications matters
  • telecommunications capability


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