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Growing Vulnerability of the Public Switched Networks Implications for National Security Emergency Preparedness (1989) / Chapter Skim
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Glossary
Pages 117-120

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 117...
... Glossary AC alternating current ADPCM adaptive delta pulse code modulation ANTI American National Standards Institute AT&T American Telephone and Telegraph Company BCD binary-coded decimal BER bit error rate BITS building integrated timing supply BOC Bell Operating Company BSRF Basic Synchronization Reference Frequency CATV cable television CCITT International Consultative Committee on Telegra phy and Telephony CCS common channel signaling CCZ Coastal Confluence Zone CDE clock distribution equipment CENTREX central exchange CT carrier interconnection CMTS Cellular Mobile Telephone Services CNS Commercial Network Survivability CONUS coterminous United States CPE customer-premises equipment CSI Co~nmercial Satellite Interconnectivity DACS digital automatic cross-connect system DDS Digital Data System 117
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From page 118...
... 4 Electronic Switching System GOES Geosynchronous Orbiting Environmental Satellite GPS Global Positioning System HDTV high-definition television IDTV improved definition television IEC interexchange carrier INTELSAT International Telecommunications Satellite Organization ISDN integrated services digital network LAN local area network LATA local access transport area LEC local exchange carrier LED light-emitting diode EMSS land mobile satellite systems LORAN-C Long-Range Navigation System-C MAN metropolitan area network MCI MC] Communications Corporation ME multifrequency signaling ms milliseconds us microseconds MTBF mean time between failure MTSO mobile telephone switching office MTT mobile transportable telecommunications MTTR maximum time to repair NASA National Aeronautics and Space Administration NBS National Bureau of Standards NCC National Coordination Center NCS National Communications System
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From page 119...
... TCP/IP Transmission Control Protocol/Internet Protocol TDMA time division multiple access TSP Telecommunications Service Priority ULSI ultra large scale integration UT Universal Time UTC Coordinated Universal Time (Universal Time, Coordinated) VAN value-added network VESI very large scale integration VSAT very small aperture terrn~nal WAN wide area network
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Key Terms

  • universal time
  • telecommunications service
  • exchange carrier
  • mobile telephone
  • time division

  • local access
  • international telecommunications
  • interexchange carrier
  • orbiting environmental
  • fiber digital

  • carrier standards
  • definition television
  • improved definition
  • coordinated universal
  • land mobile

  • multiple access
  • signal processing
  • switching office
  • services digital
  • integrated services

  • distribution interface
  • standards association
  • digital distribution
  • service priority
  • division multiple

  • transportable telecommunications
  • access transport
  • environmental satellite
  • digital network
  • digital signal


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