[CentOS] More on Re: Really changing the hostname

Fri Feb 15 18:04:40 UTC 2013
Robert Moskowitz <rgm at htt-consult.com>

On 02/15/2013 12:46 PM, Les Mikesell wrote:
> On Fri, Feb 15, 2013 at 11:27 AM, Robert Moskowitz <rgm at htt-consult.com> wrote:
>> I goofed again after a rebuild from a kickstart so had to rename yet
>> again, see below:
>>
>> On 02/14/2013 01:13 PM, Digimer wrote:
>>> On 02/14/2013 01:11 PM, Robert Moskowitz wrote:
>>>> I need to change the host name on a test server, and in the past when I
>>>> used hostname to change the hostname, it did not seem to change it
>>>> everywhere.
>>>>
>>>> I really don't want to do a rebuild just yet, but I have to feel
>>>> confident that hostname is really changed (reboot is not too much of an
>>>> issue).
>>>>
>>>> What is the recommened practice?  Other than get it right the first
>>>> time.
>>> To make the change permanent, edit /etc/ssyconfig/network and set the
>>> desired hostname after HOSTNAME=.
>>>
>> I did this and rebooted, but /etc/sysconfig/network-scripts/ifcfg-eth0
>> was not changed. NetworkManager does not seem to have a dialog for
>> changing it there.  I manually edited the file.  When I saved the file,
>> NM seems to have noticed the change and auto-restarted the interface.
> If you aren't moving this box around onto different networks all the
> time just get rid of NetworkManager so it will stop screwing up your
> settings.
That will take me back a few years in what I am doing! What do I gain 
with this?

Do I just erase NetworkManager for this?

In kickstart do I specify to exclude it (-NetworkManager)

I go back to 'service network restart'?