link control message

link control message

[′liŋk kən′trōl ‚mes·ij]
(communications)
Message sent over a link of a network to condition the link to handle transmissions in a prearranged manner.
Message used only between a pair of terminals for the conditioning of the link for digital system control.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.