At Fri, 3 May 2019 18:48:30 +0200 CentOS mailing list <centos@xxxxxxxxxx> wrote:
>
> Hi,
>
> I have a few identical Dell Optiplex 7010 machines that I want to use
> for our school's computer room. I tried to clone these installations
> (like I did before on CentOS 5 and various versions of Slackware), but
> this time I ran into a problem.
>
> Here's what I did.
>
> 1. Install one computer and zero unused hard disk sectors with dd.
>
> 2. Send the image to a local FTP server using G4L (Ghost4Linux).
>
> 3. Fetch the image on another computer.
>
> 4. Boot the new computer in rescue mode and change the hardcoded
> /etc/hostname to a new value.
>
> Let me add that I removed all hardcoded MAC addresses from
> /etc/sysconfig/ifcfg-em1, which has only very limited information in it.
I think you need to re-code each machine's MAC address into ifcfg-em1.
>
> What else could cause the network to choke on a cloned installation?
>
> Cheers,
>
> Niki
--
Robert Heller -- 978-544-6933
Deepwoods Software -- Custom Software Services
http://www.deepsoft.com/ -- Linux Administration Services
heller@xxxxxxxxxxxx -- Webhosting Services
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