localhost or LAN addresses in /etc/hosts

Florian Diesch diesch at spamfence.net
Sat Dec 13 01:04:42 UTC 2008


Chris G <cl at isbd.net> wrote:

> How does one decide whether to put a machine's name as a localhost
> address or an actual LAN address in /etc/hosts?





> My ubuntu server machine's name is isbd, this appears in three places
> in /etc/hosts at the moment:-
>
>     127.0.0.1   isbd    localhost.localdomain   localhost
>     127.0.1.1 isbd
>
>     192.168.1.4 home.isbd.net isbd 84-45-228-40.no-dns-yet.enta.net chris.isbd.net

Having multiple IP addresses for one name in /etc/hosts is usually a bad idea.


> I think the 127.0.1.1 is redundant and should be removed, can I also
> remove the isbd from the 127.0.0.1 line as well?  

Think about what you want 'isbd' to resolve to. 

Usually you want to have a FQDN for a name, too, so most likely the
127.0.1.1 isn't what you want.



   Florian
-- 
<http://www.florian-diesch.de/>
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