[arch-general] Confusion About /etc/hosts File

[Baho Utot]

Carlos Williams wrote:
> I have never understood Arch's approach to properly setting a FQDN on
> a server. According to the Wiki...and I will quote:
>
> "Add your hostname, coinciding with the one specified in /etc/rc.conf,
> as an alias, so that it looks like this:
>
> 127.0.0.1   localhost.localdomain   localhost yourhostname
>
> If you use a static IP, add another line using the syntax: <static-IP>
> <hostname.domainname.org> <hostname> e.g.:
>
> 192.168.1.100 yourhostname.domain.org  yourhostname"
>
> Now this does not work for me and maybe I am not understanding this
> but my server hostname is "mail" and it will be managing a domain
> called "iamghost.com" so I need my output of the command 'hostname -f'
> to result in 'mail.iamghost.com' and when I follow the guide, that is
> not what I get.
>
> Obviously my server has a static IP so I followed the Wiki as shown below:
>
> #<ip-address>   <hostname.domain.org>   <hostname>
> 127.0.0.1       localhost.localdomain   localhost mail
> 10.1.1.200      mail.iamghost.com     mail
>
> The above gives me the correct output when I run the 'hostname'
> command = 'mail' but when I run the 'hostname -f' command, I get
> localhost.localdomain. This will cause severe failures in MySQL and
> Postfix. Not to mention all my certificates I self sign / generate
> will not have the proper info. Can someone please explain to me why
> this does not work for me? Normally in distributions like CentOS,
> Debian, Slackware, etc etc etc...I am able to just enter a hostname
> and domain name for the system.
>
> Thanks!
>   


Add this

127.0.0.2 mail.iamghost.com     mail