MSCDCRC is a CRC checking tool. It can be used to verify all files in media have no errors to avoid hours later wasted installing with bad media.
Here is example of command output:
MSCDCRC 4.11 CD-ROM Disc Verification Utility Copyright (C) Microsoft, 1992-2004
MSCDCRC: Verifying disc in drive E: (3,858,216,960 bytes)
MSCDCRC: Computed CRC is 0xBBE6FE57
MSCDCRC: SHA1 hash is 0xDBE664734075EC582FFF4245D89F1AAFBDAB1CC2
MSCDCRC can be downloaded here