specification/references/D96A/simples/3155.txt

   1
   2   3155  Communication channel qualifier
   3
   4   Desc: Code identifying the type of communication channel being used.
   5
   6   Repr: an..3
   7
   8    AA     Circuit switching
   9              A process that, on demand, connects two or more data
  10              terminal equipments and permits the exclusive use of a
  11              data circuit between them until the connection is
  12              released (ISO).
  13    AB     SITA
  14              Communications number assigned by Societe Internationale
  15              de Telecommunications Aeronautiques (SITA).
  16    AC     ARINC
  17              Communications number assigned by Aeronautical Radio Inc.
  18    AD     AT&T mailbox
  19              AT&T mailbox identifier.
  20    AE     Peripheral device
  21              Peripheral device identification.
  22    CA     Cable address
  23              Self explanatory.
  24    EI     EDI transmission
  25              Number identifying the service and service user.
  26    EM     Electronic mail
  27              Creating/sending/receiving of unstructured free text
  28              messages or documents using computer network, a mini-
  29              computer or an attached modem and regular telephone line
  30              or other electronic transmission media.
  31    EX     Extension
  32              Telephone extension.
  33    FT     File transfer access method
  34              According to ISO.
  35    FX     Telefax
  36              Device used for transmitting and reproducing fixed
  37              graphic material (as printing) by means of signals over
  38              telephone lines or other electronic transmission media.
  39    GM     GEIS (General Electric Information Service) mailbox
  40              Self explanatory.
  41    IE     IBM information exchange
  42              Self explanatory.
  43    IM     Internal mail
  44              Internal mail address/number.
  45    MA     Mail
  46              Postal service document delivery.
  47    PB     Postbox number
  48              Self explanatory.
  49    PS     Packet switching
  50              The process of routing and transferring data by means of
  51              addressed packets so that a channel is occupied only
  52              during the transmission; upon completion of the
  53              transmission the channel is made available for the
  54              transfer of other packets (ISO).
  55    SW     S.W.I.F.T.
  56              Communications address assigned by Society for Worldwide
  57              Interbank Financial Telecommunications s.c.
  58    TE     Telephone
  59              Voice/data transmission by telephone.
  60    TG     Telegraph
  61              Text transmission via telegraph.
  62    TL     Telex
  63              Transmission of text/data via telex.
  64    TM     Telemail
  65              Transmission of text/data via telemail.
  66    TT     Teletext
  67              Transmission of text/data via teletext.
  68    TX     TWX
  69              Communication service involving Teletypewriter machines
  70              connected by wire or electronic transmission media.
  71              Teletypewriter machines are the devices used to send and
  72              receive signals and produce hardcopy from them.
  73    XF     X.400
  74              CCITT Message handling system.
  75