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From: =?utf-8?Q?Erik_N=C3=B8rgaard?= <norgaard@locolomo.org>
Subject: Re: line lengths in /etc/hosts
Date: Wed, 27 Mar 2013 10:09:29 +0100
To: Perry Hutchison <perryh@pluto.rain.com>
Cc: "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org>
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On 27 Mar 2013, at 09:57, perryh@pluto.rain.com (Perry Hutchison) wrote:

> Is there a limit on line length in FreeBSD's /etc/hosts?
> 
> I'm not finding any mention of such a limit in hosts(5), but
> characters beyond the first 660 or so seem to be ignored.
> 
> To answer the inevitable followup "why would anyone need such
> a long line in /etc/hosts":
> 
> With this line in /etc/nsswitch.conf
> 
>  hosts: files dns
> 
> I can easily suppress access to unwanted web sites by adding
> names to the localhost line in /etc/hosts, like this:
> 
>  127.0.0.1    localhost localhost.my.domain bad1.com bad2.com ...
> 
> My version of that line has gotten rather long :)

AFAIK you can have multiple lines. 

BR