This standard was last reviewed and confirmed in 2001. Therefore this version remains current.
Specifies the procedures for back-up operation applicable to data transmission on a leased line when implemented through a single interface, controlling both the leased and the back-up facilities, using ITU-T Recommendation V.24 interchange circuits in conjunction with either the 25-pole connector (ISO 2110) or the 26-pole connector (ISO/IEC 11569). Cancels and replaces the first edition, which has been technically revised.
Status : PublishedPublication date : 1995-09
Edition : 1Number of pages : 5
Technical Committee:Telecommunications and information exchange between systems
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