Synchronous Data Link Control


Synchronous Data Link Control

(communications)(SDLC) An IBM protocol.

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

Compare Binary Synchronous Communication.