[BlueOnyx:19865] Re: How to change hostname on a BO VM, 5209R

[Tobias Gablunsky]

Just to answer my own question: No, underscores are not allowed in hostnames as of RFC 1123 (see also http://stackoverflow.com/questions/2180465/can-domain-name-subdomains-have-an-underscore-in-it/2183140#2183140).

Tobias

> -----Original Message-----
> From: Blueonyx [mailto:blueonyx-bounces at mail.blueonyx.it] On Behalf Of
> Tobias Gablunsky
> Sent: Thursday, July 21, 2016 2:26 PM
> To: BlueOnyx General Mailing List <blueonyx at mail.blueonyx.it>
> Subject: [BlueOnyx:19864] Re: How to change hostname on a BO VM, 5209R
> 
> Hi Michael,
> 
> wow, now I see I've been dump - just overlooked the field :-/
> 
> But now I have another problem: the form doesn't accept my new hostname
> "besins_vm4" - underscores not allowed?
> 
> Thanks,
> Tobias
> 
> > -----Original Message-----
> > From: Blueonyx [mailto:blueonyx-bounces at mail.blueonyx.it] On Behalf Of
> > Michael Stauber
> > Sent: Wednesday, July 20, 2016 5:26 PM
> > To: BlueOnyx General Mailing List <blueonyx at mail.blueonyx.it>
> > Subject: [BlueOnyx:19863] Re: How to change hostname on a BO VM, 5209R
> >
> > Hi Tobias,
> >
> > > I am feeling pretty dumb today. I am not able to change the hostname
> of
> > a 5209R the way I want.
> > >
> > > I have set up a VMware VM which is configured the way I want. But when
> I
> > copy it to new VM, the hostname gets copied with it. It is kept in
> > /etc/host and in sendmail, apache and admserv config
> > (/etc/admserv/conf/httpd.conf /etc/hostname /etc/mail/sendmail.cf
> > /etc/mail/local-host-names /etc/hosts /etc/HOSTNAME
> > /etc/httpd/conf/vhosts/preview /etc/httpd/conf/httpd.conf)
> > >
> > > I read about the needed setting per "hostnamectl" in Thread
> > "BlueOnyx:19846" already.
> > >
> > > What do I have to do to tell BlueOnyx about that changed hostname? Is
> it
> > some cce setting? The "network_settings.sh" script only changes network
> > settings, not the hostname.
> >
> > The best way to do it is to use the GUI: "Server Management" / "Network
> > Services" / "TCP/IP".
> >
> > That will then update the hostname in all the relevant places. If your
> > 5209R is fully YUM updated, then it will also use "hostnamectl" to set
> > the hostname on the OS correctly.
> >
> > And yes: It's stored all over the place:
> >
> > It's in CODB in the "System" object.and a whole bunch of config files:
> >
> > /etc/hostname
> > /etc/hosts
> > /etc/mail/local-host-names
> > /etc/mail/*
> > /etc/httpd/conf/httpd.conf
> > /etc/admserv/conf/httpd.conf
> > /etc/httpd/conf/vhosts/preview
> >
> > Additionally the AdmServ SSL certificate is also re-generated whenever
> > the hostname is changed, because the cert needs to match the hostname.
> >
> > Hence the best way to change it is the GUI, as it ought to do it in all
> > the relevant places.
> >
> > --
> > With best regards
> >
> > Michael Stauber
> > _______________________________________________
> > Blueonyx mailing list
> > Blueonyx at mail.blueonyx.it
> > http://mail.blueonyx.it/mailman/listinfo/blueonyx
> 
> 
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