RE: Md5sum missmatch after transfer from windows to RH9

["michael Alexander" <linux milwaukeevalve com>]

> -----Original Message-----
> From: redhat-install-list-admin redhat com 
> [mailto:redhat-install-list-admin redhat com] On Behalf Of 
> Rick Stevens
> Sent: Friday, January 02, 2004 3:58 PM
> To: redhat-install-list redhat com
> Subject: Re: Md5sum missmatch after transfer from windows to RH9
> 
> 
> michael Alexander wrote:
> > Hi,
> > 
> >   I downloaded 5 of the 6 ISOs from the redhat ftp site to 
> my windows xp
> > workstation (as well as a md5sum.exe to check them) and 
> they all checked out
> > fine.  Then I transferred them to my RH9 system (I need to 
> rebuild the
> > kernel to do an install onto some troublesome hardware) 
> using the Zmodem
> > transfer within SecureNetTerm 5.3.4.0.  All the file sizes 
> match, but the
> > checksums do not match anymore.  I downloaded the 6th ISO 
> from a closer
> > mirror site directly to the RH9 system, and its md5sum 
> checks out fine.  (I
> > used the zmodem transfer because ftp wasn't running on the server)
> > 
> >   Should I be concerned about this?  I am all up to date 
> with antivirus on
> > my workstation, the RH9 system was just built on Tuesday 
> and has no direct
> > connection to the outside world.
> 
> Yes, I'd be concerned.  The ISOs aren't correct unless the 
> MD5 checksums
> match up.  The trick with zmodem is that it will truncate 
> null bytes at
> the end of a file.  The .iso files need the null padding (they MUST be
> a multiple of 2048 bytes in length--the block size of a CD-ROM).
> 
> Your best bet is to retransfer them using FTP or burn them to CDs off
> the Windows machine (with the correct MD5 checksums).

If I'm only using them for the kernel rebuild does it matter, since I wont
be burning a CD from them on the RH system?  Only following the directions
at...
http://www.techonthenet.com/linux/rh9_update.htm

I didn't get any errors when I extracted the files (the mount commands at
the end of step 1)

Thanks,
Mike