/etc/hosts and system entries
ssorce at redhat.com
Thu Sep 27 14:07:22 UTC 2007
On Thu, 2007-09-27 at 09:59 -0400, Harry Hoffman wrote:
> So, /etc/hosts comes setup by default (i.e. after kickstart install)
> # Do not remove the following line, or various programs
> # that require network functionality will fail.
> 127.0.0.1 localhost.localdomain localhost
> I'm fairly certain to not too long ago (redhat-9 perhaps) the hostname
> of the system was also added to the localhost entry:
> 127.0.0.1 my.host.com my localhost.localdomain localhost
> This had the distinct advantage that when apps (i.e. yum-updatesd) sent
> mail from the system via a mail host then address would appear as:
> root at my.host.com instead of root at localhost.com
But breaks miserably in other situations when you wanto to resolve the
ip address of your machine. A typical example is kerberos and winbindd
(also using kerberos).
> Am I remembering correctly, in terms of how I believe it used to be? If
> so, anyone know why it changed?
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