Re: iso creation with dd

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>> Al Sparks wrote:
>> >
>> > I placed a CD in a drive.
>> >    I ran
>> >      sudo dd sudo dd if=/dev/cdrom
>> > of=HMI_B_Image_File_4-23-09_disk_1.iso
>> >
>> > It completed.  I then transferred the ISO file to an XP
>> machine, use
> 
> What happens when you load that file in an emulator like daemon tools,
> open it with magic iso, or mount it with a loop?
> 
> Can you mount the cdrom?
> 

After I posted this, I mounted the CD-ROM and the file was also
missing.  I "mount" the CD on a Windows XP machine, and the file shows
up.

>> > Sonic to burn the ISO file to another CD, and there was a
>> file missing
>> > (the largest) in the burned CD.
>> >
> 
> I am assuming sonic has the ability to "show" the cdrom's details, how many
> tracks does it show?
> 

I'll take a look.  I've never dug that deep into Sonic.

>> > Seems like the data got transferred through the dd, but not a file
>> > name.  What might I be doing wrong?
>>
>>
>> Though it may work, I'd never use dd to make an ISO image,
>> try mkisofs, see if you have better luck with that.
> 
> Except when I "KNOW" that there is only one track on the cd, and it is a data
> track.
> 
>>
>> And if you want a block for block copy I'd use cdrdao (don't
>> think this is included in standard CentOS distribution).
>>
>> nate
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