* To represent CRC generators

attachment:crcpoly.PNG

 * Standard polynomials

|| '' Name '' || '' Polynomial '' || '' Application '' || '' Divisor '' ||
|| CRC-8 || x8 x2 x 1 || ATM header || 100000111 ||
|| CRC-10 || x10 x9 x5 x4 x2 1 || ATM AAL || 1100011011 ||
|| ITU-16 || x16 x12 x5 1 || HDLC || 10001000000100001 ||
|| ITU-32 || x32 x26 x22 x16 x12 x11 x10 x8 x7 x5 x4 x2 x 1 || Lans || 100000100010000010001110110110111 ||





 * Performance of CRC 
  * To detect all burst errors affecting odd number of bits
  * To detect all burst errors of length than or equal to the degreeof the polynomial
  * To detect with a very high probability burst errors of length greater than the degree of the polynomial


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