Proper noun
HDLC
Initialism of High-Level Data Link Control.
ADCCP is an ANSI standard, X3.66, derived from IBM 's Synchronous Data Link Control (SDLC) protocol, and is functionally equivalent to the ISO High-Level Data Link Control (HDLC) standard. Source: Internet
Layer 2 Timeslot 16, 64Kbs operates as HDLC LAPB, to support up to 60 PVCs or DLCs (data link connections) (30 directly associated with the bearer channels and 30 for unrelated messages) as the specification describes them. Source: Internet
Description PPP was designed somewhat after the original HDLC specifications. Source: Internet
Note 2: Flag sequences are used in bit-oriented protocols, such as Advanced Data Communication Control Procedures (ADCCP), Synchronous Data Link Control (SDLC), and High-Level Data Link Control (HDLC). Source: Internet
PPP frame Structure of a PPP frame PPP frames are variants of HDLC frames: If both peers agree to Address field and Control field compression during LCP, then those fields are omitted. Source: Internet
The 8 or 16 bit HDLC -style Control field serves to distinguish communication mode, to specify a specific operation and to facilitate connection control and flow control (in connection mode) or acknowledgements (in acknowledged connectionless mode). Source: Internet