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+     3153  Communication medium type code                          [C]
+     Desc: Code specifying the type of communication medium.
+     Repr: an..3
+     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.

diff --git a/specification/references/D01B/simples/3153.txt b/specification/references/D01B/simples/3153.txt new file mode 100644 index 0000000..ef9b0b5 --- /dev/null +++ b/specification/references/D01B/simples/3153.txt
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	1
	2	3153 Communication medium type code [C]
	3
	4	Desc: Code specifying the type of communication medium.
	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
	14	AB SITA
	15	Communications number assigned by Societe Internationale
	16	de Telecommunications Aeronautiques (SITA).
	17
	18	AC ARINC
	19	Communications number assigned by Aeronautical Radio
	20	Inc.
	21
	22	AD Courier
	23	A communication channel identifying a courier.
	24
	25	CA Cable address
	26	The cable is used as communication medium.
	27
	28	EI EDI transmission
	29	Number identifying the service and service user.
	30
	31	EM Electronic mail
	32	Exchange of mail by electronic means.
	33
	34	EX Extension
	35	Telephone extension.
	36
	37	FT File transfer access method
	38	According to ISO.
	39
	40	FX Telefax
	41	Device used for transmitting and reproducing fixed
	42	graphic material (as printing) by means of signals over
	43	telephone lines or other electronic transmission media.
	44
	45	GM GEIS (General Electric Information Service) mailbox
	46	GEIS mailbox system is used as communication medium.
	47
	48	IE IBM information exchange
	49	IBM IE is used as communication medium.
	50
	51	IM Internal mail
	52	Internal mail address/number.
	53
	54	MA Mail
	55	Postal service document delivery.
	56
	57	PB Postbox no.
	58	Postbox system is used as communication medium.
	59
	60	PS Packet switching
	61	The process of routing and transferring data by means of
	62	addressed packets so that a channel is occupied only
	63	during the transmission; upon completion of the
	64	transmission the channel is made available for the
	65	transfer of other packets (ISO).
	66
	67	SW S.W.I.F.T.
	68	Communications address assigned by Society for Worldwide
	69	Interbank Financial Telecommunications s.c.
	70
	71	TE Telephone
	72	Voice/data transmission by telephone.
	73
	74	TG Telegraph
	75	Text transmission via telegraph.
	76
	77	TL Telex
	78	Transmission of text/data via telex.
	79
	80	TM Telemail
	81	Transmission of text/data via telemail.
	82
	83	TT Teletext
	84	Transmission of text/data via teletext.
	85
	86	TX TWX
	87	Communication service involving Teletypewriter machines
	88	connected by wire or electronic transmission media.
	89	Teletypewriter machines are the devices used to send and
	90	receive signals and produce hardcopy from them.
	91
	92	XF X.400
	93	CCITT Message handling system.
	94
	95