From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH v2] Add icmp_echo_ignore_all support for ICMPv6 Date: Mon, 13 Aug 2018 08:42:49 -0700 (PDT) Message-ID: <20180813.084249.2086802236653374160.davem@davemloft.net> References: <20180810154815.GA18171@_> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: kuznet@ms2.inr.ac.ru, yoshfuji@linux-ipv6.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org To: virgile@acceis.fr Return-path: In-Reply-To: <20180810154815.GA18171@_> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Virgile Jarry Date: Fri, 10 Aug 2018 17:48:15 +0200 > Preventing the kernel from responding to ICMP Echo Requests messages > can be useful in several ways. The sysctl parameter > 'icmp_echo_ignore_all' can be used to prevent the kernel from > responding to IPv4 ICMP echo requests. For IPv6 pings, such > a sysctl kernel parameter did not exist. > > Add the ability to prevent the kernel from responding to IPv6 > ICMP echo requests through the use of the following sysctl > parameter : /proc/sys/net/ipv6/icmp/echo_ignore_all. > Update the documentation to reflect this change. > > Signed-off-by: Virgile Jarry > --- > Changes in v2: > - Added support for sysctl interface (and not just /proc filesystem) Applied.