According to the characters of iSCSI PDU, we improve the implementation of parallel CRC algorithm in order to get a new fast parallel CRC checkout algorithm of iSCSI, so as to decrease the utilizing rate of CPU.

• 并针对iSCSI协议数据单位格式的特点，对并行CRC算法的具体实现加以改进，形成iSCSI快速并行CRC校验算法，从而减小协议的CPU占用率。