Qualifier Value
Qualifier values of 3153 in D01B
Communication medium type code (an1..3)
Code specifying the type of communication medium.
| Code | Description |
|---|---|
| AA |
Circuit switching A process that, on demand, connects two or more data terminal equipments and permits the exclusive use of a data circuit between them until the connection is released (ISO). |
| AB |
SITA Communications number assigned by Societe Internationale de Telecommunications Aeronautiques (SITA). |
| AC |
ARINC Communications number assigned by Aeronautical Radio Inc. |
| AD |
Courier A communication channel identifying a courier. |
| CA |
Cable address The cable is used as communication medium. |
| EI |
EDI transmission Number identifying the service and service user. |
| EM |
Electronic mail Exchange of mail by electronic means. |
| EX |
Extension Telephone extension. |
| FT |
File transfer access method According to ISO. |
| FX |
Telefax Device used for transmitting and reproducing fixed graphic material (as printing) by means of signals over telephone lines or other electronic transmission media. |
| GM |
GEIS (General Electric Information Service) mailbox GEIS mailbox system is used as communication medium. |
| IE |
IBM information exchange IBM IE is used as communication medium. |
| IM |
Internal mail Internal mail address/number. |
| MA |
Mail Postal service document delivery. |
| PB |
Postbox no. Postbox system is used as communication medium. |
| PS |
Packet switching The process of routing and transferring data by means of addressed packets so that a channel is occupied only during the transmission; upon completion of the transmission the channel is made available for the transfer of other packets (ISO). |
| SW |
S.W.I.F.T. Communications address assigned by Society for Worldwide Interbank Financial Telecommunications s.c. |
| TE |
Telephone Voice/data transmission by telephone. |
| TG |
Telegraph Text transmission via telegraph. |
| TL |
Telex Transmission of text/data via telex. |
| TM |
Telemail Transmission of text/data via telemail. |
| TT |
Teletext Transmission of text/data via teletext. |
| TX |
TWX Communication service involving Teletypewriter machines connected by wire or electronic transmission media. Teletypewriter machines are the devices used to send and receive signals and produce hardcopy from them. |
| XF |
X.400 CCITT Message handling system. |