From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Laura Garcia Liebana <nevola@gmail.com>
Cc: netfilter-devel@vger.kernel.org, devel@zevenet.com
Subject: Re: [PATCH v3 nf-next] netfilter: introduce support for reject at prerouting stage
Date: Tue, 30 Jun 2020 18:43:52 +0200 [thread overview]
Message-ID: <20200630164352.GA25902@salvia> (raw)
In-Reply-To: <20200531202623.GA27861@nevthink>
On Sun, May 31, 2020 at 10:26:23PM +0200, Laura Garcia Liebana wrote:
> REJECT statement can be only used in INPUT, FORWARD and OUTPUT
> chains. This patch adds support of REJECT, both icmp and tcp
> reset, at PREROUTING stage.
>
> The need for this patch comes from the requirement of some
> forwarding devices to reject traffic before the natting and
> routing decisions.
>
> The main use case is to be able to send a graceful termination
> to legitimate clients that, under any circumstances, the NATed
> endpoints are not available. This option allows clients to
> decide either to perform a reconnection or manage the error in
> their side, instead of just dropping the connection and let
> them die due to timeout.
>
> It is supported ipv4, ipv6 and inet families for nft
> infrastructure.
Applied, thanks Laura.
prev parent reply other threads:[~2020-06-30 16:43 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-31 20:26 [PATCH v3 nf-next] netfilter: introduce support for reject at prerouting stage Laura Garcia Liebana
2020-06-30 16:43 ` Pablo Neira Ayuso [this message]
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