On Tuesday 05 April 2005 23:37, Joey Hess wrote: Thanks Joey For your reply, The reason I want to check the integrity of the cd or dvd after a burn. Is that I have found out that a good burn "no buffer under run" dose not mean that the image is OK. By checking the image with the md5sum -c md5sum.txt that is on the iso I am then certain that the product is correct. The method of dd the image off I will be looking into. Thanks again and all the best peter colton > Running md5sum on an iso image and comparing it with the md5sum file > published with the iso will work. In my experience running md5sum on a > CD sometimes fails, because it may not properly detect the end of the > disk. If you dd off exactly the right size of data and md5sum that, it > should work. > > md5sum -c md5sum.txt is effectively the same test that's performed by > the menu item inside the installer. It also does some other minor tests, > including checking for .disk/, and debian/ subdirectories.
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