Glossary and Abbreviations
digital transmission ˜hp=F˜pO˜›•"m’ha’’apm˜am˜§^a4^˜amOp•h"›apm˜›p˜*F˜›•"m’ha››F=˜a’˜Oa•’›˜4pm¦F•›F=˜›p˜=aVa›"d˜Op•h˜"m=˜ ›^Fm˜›•"m’ha››F=˜"’˜"˜’F•a"d˜’›•F"h˜pO˜z¤d’F’•
digital trunk
DIOD a•F4›˜m§"•=˜"m=˜¤›§"•=˜a"damV
direct agent ˜OF"›¤•F:˜"44F’’F=˜pmd©˜¦a"˜:˜›^"›˜"ddp§’˜"˜4"dd˜›p˜*F˜zd"4F=˜am˜"˜’zda›˜„¤F¤F˜*¤›˜•p¤›F=˜pmd©˜ ›p˜"˜’zF4aOa4˜"VFm›˜am˜›^"›˜’zda›•˜^F˜4"dd˜•F4Fa¦F’˜mp•h"d˜˜4"dd˜›•F"›hFm›˜Op•˜F¨"hzdF:˜ "mmp¤m4FhFm›’}˜"m=˜a’˜hF"’¤•F=˜"’˜"m˜˜4"dd˜§^adF˜Fm’¤•amV˜›^"›˜"˜z"•›a4¤d"•˜"VFm›˜"m’§F•’•
Direct Extension Selection (DXS) ˜OF"›¤•F˜pm˜"m˜"››Fm="m›˜4pm’pdF˜›^"›˜"ddp§’˜"m˜"››Fm="m›˜=a•F4›˜"44F’’˜›p˜¦pa4F˜›F•ham"d’˜*©˜ z•F’’amV˜"˜V•p¤z_’FdF4›˜*¤››pm˜"m=˜"˜˜*¤››pm•
Direct Inward Dialing (DID) ˜OF"›¤•F˜›^"›˜"ddp§’˜"m˜am4phamV˜4"dd˜O•ph˜›^F˜z¤*da4˜mF›§p•c˜mp›˜˜p•˜}˜›p˜•F"4^˜"˜’zF4aOa4˜ ›FdFz^pmF˜§a›^p¤›˜"››Fm="m›˜"’’a’›"m4F•
Direct Inward Dialing (DID) trunk m˜am4phamV˜›•¤mc˜¤’F=˜Op•˜=a"damV˜=a•F4›d©˜O•ph˜›^F˜z¤*da4˜mF›§p•c˜am›p˜"˜4phh¤ma4"›apm’˜’©’›Fh˜ §a›^p¤›˜^Fdz˜O•ph˜›^F˜"››Fm="m›•
disk drive
m˜FdF4›•phF4^"ma4"d˜=F¦a4F˜›^"›˜’›p•F’˜="›"˜pm˜"m=˜•F›•aF¦F’˜="›"˜O•ph˜pmF˜p•˜hp•F˜=a’c’•
distributed communications system (DCS) ˜mF›§p•c˜4pmOaV¤•"›apm˜damcamV˜›§p˜p•˜hp•F˜4phh¤ma4"›apm’˜’©’›Fh’˜am˜’¤4^˜"˜§"©˜›^"›˜’FdF4›F=˜ OF"›¤•F’˜"zzF"•˜›p˜pzF•"›F˜"’˜aO˜›^F˜mF›§p•c˜§F•F˜pmF˜’©’›Fh•
DIVA
DLC "›"˜damF˜4a•4¤a›
DLDM "›"_damF˜="›"˜hp=¤dF
DMI aVa›"d_h¤d›azdF¨F=˜am›F•O"4F
DND
p˜mp›˜=a’›¤•*
DNIS a"dF=_¤h*F•˜=Fm›aOa4"›apm˜F•¦a4F
DOD a•F4›˜¤›§"•=˜a"damV
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