[et-mgmt-tools] Moving Cobbler Server

[Tom Brown]

>
> I did this recently and had no problems with changing the server IP. I
> presume you do have 
> @@server@@
> In your kickstarts/snippets instead of a hardcoded address. If not Its
> time to sed all those files and swap it for that variable. With that in
> place you only need to update it in the settings file for it to
> propagate with a cobbler sync.
>   

indeed - thankyou, that was my issue