AT&T 7200 series, 7500 series Table D-2.Some Ccitt Analog Standards, Ccitt X.26 RS-423A FED-STD

COMMUNICATIONS PROTOCOLS	D-7
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Table D-2.Some CCITT Analog Standards

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⎜	⎜		⎜		⎜
⎜ Name	⎜	Title	⎜	Equivalent	⎜
⎜	⎜		⎜	Standard(s)	⎜
⎜	⎜		⎜		⎜
⎜	⎜	International alphabet no. 5	⎜	ANSI X3.4; FIPS 1-1; ISO 646	⎜
⎜ V.3	⎜		⎜		⎜
________________________________________________________________________________________________________					⎜
⎜	⎜		⎜
⎜	⎜		⎜		⎜
⎜ V.4	⎜	General structure of signals of international alphabet no. 5 code for	⎜	CCITT X.4; ISO 1155; ANSI X3.15;	⎜
⎜	⎜	data transmission over public telephone networks	⎜	FED-STD 1010; FIPS 16-1	⎜
________________________________________________________________________________________________________					⎜
⎜	⎜		⎜
⎜	⎜		⎜		⎜
⎜ V.5	⎜	Standardization of data signaling rates for synchronous data	⎜	ANSI X3.1; RS-269B; FED-STD 1013;	⎜
⎜	⎜	transmission in the general switched telephone network	⎜	FIPS 22-1	⎜
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⎜	⎜		⎜
⎜ V.6	⎜	Standardization of data signaling rates for synchronous data	⎜	ANSI X3.1; RS-269B; FED-STD 1013;	⎜
⎜	⎜	transmission over leased telephone-type circuit	⎜	FIPS 22-1	⎜
⎜	⎜		⎜		⎜
________________________________________________________________________________________________________					⎜
⎜	⎜		⎜
⎜ V.10	⎜	Electrical characteristics for unbalanced double-current interchange	⎜	CCITT X.26; RS-423A; FED-STD	⎜
⎜	⎜	circuits for general use with integrated circuit equipment in the field	⎜	1030A	⎜
⎜	⎜		⎜		⎜
⎜	⎜	of data communications	⎜		⎜
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⎜	⎜		⎜
⎜ V.11	⎜	Electrical characteristics for balanced double-current interchange	⎜	CCITT X.27; RS-422A; FED-STD	⎜
⎜	⎜	circuits for general use with integrated circuit equipment in the field	⎜	1020A	⎜
⎜	⎜		⎜		⎜
⎜	⎜	of data communications	⎜		⎜
________________________________________________________________________________________________________					⎜
⎜	⎜		⎜
⎜	⎜		⎜		⎜
⎜ V.22	⎜	1200 bps duplex modem standardized for use on the general switched	⎜	FED-STD 1008	⎜
⎜	⎜	telephone network and on leased circuits	⎜		⎜
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⎜	⎜		⎜
⎜ V.24	⎜	List of definitions for interchange circuits between DTE and DCE	⎜	RS-232C; RS-449; RS-449.1; RS-266A	⎜
⎜	⎜		⎜		⎜
⎜	⎜		⎜		⎜
⎜ V.25	⎜ Automatic calling and/or answering equipment on the general		⎜ RS-366A		⎜
⎜	⎜	switched telephone network, including disabling of echo suppressors	⎜		⎜
⎜	⎜	on manually established calls	⎜		⎜
⎜	⎜		⎜		⎜
⎜	⎜		⎜		⎜
⎜ V.26bis	⎜	2400/1200 bps modem standardized for use on the general switched	⎜	FED-STD 1005	⎜
⎜	⎜	telephone network	⎜		⎜
⎜	⎜		⎜		⎜
⎜	⎜		⎜		⎜
⎜ V.27bis	⎜ 4800/2400 bps modem with automatic equalizer standardized for use		⎜ FED-STD 1006		⎜
⎜	⎜	on leased telephone-type circuits	⎜		⎜
⎜	⎜		⎜		⎜
⎜	⎜		⎜		⎜
⎜ V.27ter	⎜ 4800/2400 bps modem standardized for use on the general switched		⎜ FED-STD 1006		⎜
⎜	⎜	telephone network	⎜		⎜
⎜	⎜		⎜		⎜
⎜	⎜		⎜		⎜
⎜ V.28	⎜ Electrical characteristics for unbalanced double-current interchange		⎜ RS-232C		⎜
⎜	⎜ circuits		⎜		⎜

(Continued)