Synchronous Data Link Control

(communications)

(SDLC) An IBM protocol.

A discipline conforming to subsets of the ADCCP of ANSI and the HDLC of the International Organization for Standardization. SDLC manages synchronous, code-transparent, bit-serial communication which can be duplex or half-duplex; switched or non-switched; point-to-point, multipoint, or loop.

Compare Binary Synchronous Communication.

This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)

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References in periodicals archive

There's also a move to higher-speed operation and the ability to function with bit-oriented protocols, such as High-level Data Link Control (HDLC), specified in the X.25 standard, or IBM's Synchronous Data Link Control (SDLC).

Testers Rise to the Challenge of Complex Communications World

Synchronous Data Link Control is (at last) a real protocol.

Basics of SNA and Protocol Converters

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