1) Data link control deals with the design and procedures for to communication Tentea 2) adds an extra character to the data section of the frame to escape the flag-like pattern. 3) refers to a set of procedures used to restrict the amount of data the sender can send before waiting for acknowledgement. 4) HDLC is an acronym for 5) Name three protocols for noisy channels 6) Describe the stop-and-wait protocol