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Re: VDQ : machine names??





--- On Mon, 9/29/08, Beartooth <Beartooth swva net> wrote:

> From: Beartooth <Beartooth swva net>
> Subject: Re: VDQ : machine names??
> To: fedora-list redhat com
> Date: Monday, September 29, 2008, 9:21 PM
> On Mon, 29 Sep 2008 11:19:54 -0600, Phil Meyer wrote:
> 
> > I Beartooth wrote:
> >> 	I know it's a Very Dumb Question; I just
> can't find a general
> >> answer that works.
> 	[....]
> >> 	Clue, please? Pretty please?
> >>
> >>
> > Three files can affect the system name.
> > 
> > The name seen in the prompt is from the hostname
> command, which gets set
> > from:
> > /etc/sysconfig/network
> > HOSTNAME=
> 
> 	OK, I changed that one on this machine.
> 
> > When your system connects to the network, it can tell
> the network which
> > name it wants to be known as.  This name, which
> dynamic DNS servers can
> > receive from the DHCP service, are configured in the
> network
> > configuration script, such as:
> > /etc/sysconfig/network-scripts/ifcfg-eth0
> DHCP_HOSTNAME=
> 
> 	That one already had the name I wanted.
> 
> > Programs on your local system use a consistent method
> to look up IP
> > addresses and associated host names.  In most cases,
> the local
> > /etc/hosts file is consulted first, and then DNS or
> other services.
> > Therefore, some applications on your system, like
> sendmail, can get
> > hostname from:
> > /etc/hosts
> 
> 	Two very odd things. First nano -w doesn't make it
> obvious to me 
> (though perhaps it should) how much is one line, how much
> another :
> 
>   GNU nano 2.0.6              File: /etc/
> hosts                                   
> 
> # Do not remove the following line, or various programs
> # that require network functionality will fail.
> 127.0.0.1               localhost.localdomain localhost
> localhost
> ::1             localhost6.localdomain6 localhost6
> 
> 	I have no idea where that 6 comes from, nor what it's
> doing there.
> 
> 	Second, if I open Computer > Filesystem > /etc with
> nautilus, I 
> don't see hosts at all! The search button or search
> tool on my panel 
> finds 81 files whose name contains "hosts", one
> of which is indeed /etc/
> hosts; but clicking on that does get it in gedit, which
> looks much the 
> same : 
> 
> # Do not remove the following line, or various programs
> # that require network functionality will fail.
> 127.0.0.1		localhost.localdomain localhost localhost
> ::1		localhost6.localdomain6 localhost6
> 
> 	Is what begins with "::1" really a different
> line, then, than the 
> 127.0.0.1 line? 
> 
> 	Also, it doesn't say not to edit that line, just not
> to delete 
> it. Do I want to change "localhost" (without the
> 6) there??
> 
> > These three files/methods cover %99 of user systems,
> and are very likely
> > all you would need to look at.
> > 
> > Good Luck!
> 
> 	Thanks! I've got a feelin' I'm gonna need it
> ...
> 
> -- 
> Beartooth Staffwright, PhD, Neo-Redneck Linux Convert
> Fedora 8 & 9; Alpine 1.10, Pan 0.132; Privoxy 3.0.6;
> Dillo 0.8.6, Galeon 2, Epiphany 2, Opera 9, Firefox 2 &
> 3
> Remember I know precious little of what I am talking about.
> 
> -- 

as I remember, MySQL had a mind of its own and remembered localhost.localdomain

There is a place in network configuration to change the machine name.

I'll follow your posts and learn!


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