[CentOS] Hostname

Leon Fauster leonfauster at googlemail.com
Thu Oct 11 03:34:52 EDT 2012

Am 11.10.2012 um 09:15 schrieb Phil Dobbin:
> I recently installed CentOS 6.3 x86_64 on a Dell Poweredge 1850 (minimal
> desktop) & after setting the hostname during the install, when bringing
> up a terminal prompt, I'm still getting `localhost.localdomain` instead
> of the hostname I set during install (interestingly enough both parted &
> fdisk both show the correct hostname).

What is the output of 

$ hostname -f


> After Googling the subject somewhat, it seems to be no definitive,
> correct way that everybody agreed upon.
> I'm away from my CentOS boxes for the morning (including the one in
> question) but on my Fedora 17 laptop, I notice that the given hostname
> is set in `/etc/sysconfig/network` but in `/etc/hosts`, it's
> `localhost.localdomain` & `localhost`.

in /etc/hosts

the non-local ip should have your hostname.
the local ip should have localhost e.g. localhost.localdomain localhost myhost.mydomain.tld

in /etc/sysconfig/network 

set you hostname corresponding with the entry in /etc/hosts

and then reboot



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