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Re: Why doesn't NetBSD recognize my entries in /etc/hosts?
On 16 September 2015 at 19:06, Johnny Billquist <bqt%update.uu.se@localhost> wrote:
> On 2015-09-16 19:09, Ottavio Caruso wrote:
>> RE: http://mail-index.netbsd.org/netbsd-users/2014/04/27/msg014543.html
>> I put domains that I want to block in /etc/hosts preceded by 0.0.0.0
>> but I can still ping them.
>> I rebooted, but I can still ping them.
>> Then I have mass-changed all entries from 0.0.0.0 to 127.0.0.1 and I
>> can still ping them.
>> Rebooted, same thing.
>> Why can I do this effortlessly with Windows and Linux but not with NetBSD?
> First of all, using /etc/hosts as a way of block domains is extremely
> unreliable and not really a meaningful way of actually block anything.
Why? It works on other platforms?
> Second, I guess you haven't heard of /etc/nsswitch.conf. It also exists in
> Linux. It tells which methods are used, and in which order. It might be that
> you have dns before files.
I've checked my nsswitch.conf, it's files before hosts
> Changing a destination to 127.0.0.1, and then pinging it, why would you
> expect it to not work. 127.0.0.1 will most likely respond to pings.
> Pinging 0.0.0.0 will also give some result. Most probably your default
> gateway machine.
Yes, I didn't express myself correctly. I meant that I ping the
original host, not 127.0.0.1.
BTW, rebooting TWICE produced the intended result. I wonder why I had
to reboot twice.
> Maybe you should try and learn about /etc/hosts.deny as well as ipfilters?
But again, why?
If I have a list of 300 domains to block, this would not be practicable.
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