CRC EXample Want D2r XORR=nG 10101 00 01110000 equivalently. 001 D2r=nG XORR 000 equivalently 1010 001 if we divide d2 by g 110 want remainder r 000 1100 1001 R: remainder 2 1010 001 011 R 5: DatCRC Example Want: D.2 r XOR R = nG equivalently: D.2 r = nG XOR R equivalently: if we divide D.2 r by G, want remainder R 5: DataLink Layer 5-9 R = remainder[ ] D.2 r G