From: Mart Frauenlob <mart.frauenlob@chello.at>
To: Jan Niggemann <jn@hz6.de>, Mart Frauenlob <mart.frauenlob@chello.at>
Cc: Pascal Hambourg <pascal@plouf.fr.eu.org>, netfilter@vger.kernel.org
Subject: Re: conntrack GRE behaves differently in 3.17 / 3.18
Date: Sat, 24 Jan 2015 16:28:42 +0100 [thread overview]
Message-ID: <54C3BA2A.9050201@chello.at> (raw)
In-Reply-To: <20150124084457.Horde.7lzdxvLxV9PON4YIA4wqmA5@htjn.suhail.uberspace.de>
On 24.01.2015 08:44, Jan Niggemann wrote:
> Zitat von Mart Frauenlob <mart.frauenlob@chello.at>:
>> Even if the modules are loaded, you need to allow the first gre packet
>> as you pointed out above.
> At least on my system it's sufficient that I load conntrack_pptp. With
> the following rules I can then create a pptp connection:
> -P INPUT DROP
> -P FORWARD DROP
> -P OUTPUT ACCEPT
> -A INPUT -i lo -j ACCEPT
> -A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
> I do not need to explicitly allow any gre traffic for the pptp vpn to work.
Because it's accepted in the OUTPUT chain by the default policy?
next prev parent reply other threads:[~2015-01-24 15:28 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-19 13:04 conntrack GRE behaves differently in 3.17 / 3.18 Jan Niggemann
2015-01-21 2:01 ` Eliezer Croitoru
2015-01-21 13:19 ` Jan Niggemann
2015-01-21 14:33 ` Mart Frauenlob
2015-01-21 19:03 ` Jan Niggemann
2015-01-21 23:21 ` Pascal Hambourg
2015-01-22 7:55 ` Jan Niggemann
2015-01-22 10:10 ` Mart Frauenlob
2015-01-22 15:40 ` Eliezer Croitoru
2015-01-22 18:51 ` Neal Murphy
2015-01-22 20:33 ` Pascal Hambourg
2015-01-22 21:51 ` Jan Niggemann
2015-01-22 22:28 ` Neal Murphy
2015-01-23 23:20 ` Mart Frauenlob
2015-01-24 7:44 ` Jan Niggemann
2015-01-24 15:28 ` Mart Frauenlob [this message]
2015-01-24 20:07 ` Pascal Hambourg
[not found] <1430142363.3948.12.camel@alum.wpi.edu>
2015-04-27 13:47 ` Lubomir Rintel
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