1 votes 1 votes How error correction is done in hdlc High level data link control. Swami patil asked Oct 4, 2017 Swami patil 605 views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply Shubhanshu commented Oct 4, 2017 reply Follow Share I think in HDLC we don't have error correction but we have error detection mechanism. HDLC uses FCS (Frame check sequence) which could be either CRC-16bit or CRC-32 bit. 0 votes 0 votes Swami patil commented Oct 4, 2017 reply Follow Share Thanks bro. 0 votes 0 votes Please log in or register to add a comment.