IIRC,
dd if=/dev/scd0 of=cd.iso

I don't use a specified block format.

It works for most of the CDs that I've copied, just not Mandrake 6.0 and
5.3.

On Fri, 18 Feb 2000, Jean-Louis Debert wrote:

> [EMAIL PROTECTED] wrote:
> > Question:
> > I have had problems copying Mandrake 5.3 with dd (to a .iso file).  It
> > seems to get to the end and then get data errors.  Is there something at
> > the end of the CD that prevents this sort of copying?
> 
> How do you know the exact size to specify to dd ????
> You can't use, say, df, because it will not know about TOC and such,
> so how can you know _exactly_ ???
> 
> -- 
> Jean-Louis Debert        [EMAIL PROTECTED]
> 74 Annemasse  France
> old Linux fan
> 

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