01593oam 2200433 a 450 991069990300332120110405120344.0(CKB)5470000002406931(OCoLC)300711001(EXLCZ)99547000000240693120090131d1979 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierControl signaling in a military switching environment[electronic resource] /R.F. Linfield[Washington, D.C.] :U.S. Dept. of Commerce, [National Telecommunications and Information Administration],[1979]1 online resource (xvii, 229 pages) illustrationsNTIA report ;79-13Title from title screen (viewed on March 28, 2011)."January 1979."Includes bibliographical references (pages 200-207).TelecommunicationSwitching systemsSignals and signalingCommunications, MilitaryTelecommunicationSwitching systems.Signals and signaling.Communications, Military.Linfield R. F1395519United States.National Telecommunications and Information Administration.United States.Army Communications Systems Agency.OCLCEOCLCEGPOBOOK9910699903003321Control signaling in a military switching environment3504227UNINA