From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-15?Q?Niccol=F2_Belli?= Subject: Re: Strange issue with IPv6 through ipsec Date: Fri, 02 Mar 2012 14:19:08 +0100 Message-ID: <4F50C8CC.2040106@linuxsystems.it> References: <4F4EB820.1090607@linuxsystems.it> <4F4EBCE3.8040301@linuxsystems.it> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: quoted-printable Cc: users-3+4lAyCyj6DkhV4RL1hkzWD2FQJk+8+b@public.gmane.org To: netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Return-path: In-Reply-To: <4F4EBCE3.8040301-DEeHIYRtcplPMsqi6aon0Q@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: users-bounces+gnvsu-users=m.gmane.org-3+4lAyCyj6DkhV4RL1hkzWD2FQJk+8+b@public.gmane.org Errors-To: users-bounces+gnvsu-users=m.gmane.org-3+4lAyCyj6DkhV4RL1hkzWD2FQJk+8+b@public.gmane.org List-Id: netdev.vger.kernel.org Sorry for the dumb question, it isn't a bug and I found the answer using = dcpdump: listening on eth0, link-type EN10MB (Ethernet), capture size 65535 bytes 14:09:40.891358 IP6 a:b:c:301::1 > ff02::1:ff00:2: ICMP6, neighbor = solicitation, who has a:b:c:301::2, length 32 14:09:40.891708 IP6 a:b:c:301::2 > a:b:c:301::1: ICMP6, neighbor = advertisement, tgt is a:b:c:301::2, length 32 14:09:40.891727 IP6 a:b:c:301::1 > a:b:c:301::2: ICMP6, echo request, = seq 1, length 64 14:09:40.891778 IP6 a:b:c:301::2 > a:b:c:301::1: ICMP6, echo reply, seq = 1, length 64 14:09:41.887406 IP6 a:b:c:301::1 > a:b:c:301::2: ICMP6, echo request, = seq 2, length 64 14:09:41.887478 IP6 a:b:c:301::2 > a:b:c:301::1: ICMP6, echo reply, seq = 2, length 64 14:09:42.887391 IP6 a:b:c:301::1 > a:b:c:301::2: ICMP6, echo request, = seq 3, length 64 14:09:42.887440 IP6 a:b:c:301::2 > a:b:c:301::1: ICMP6, echo reply, seq = 3, length 64 14:09:43.886647 IP6 a:b:c:301::1 > a:b:c:301::2: ICMP6, echo request, = seq 4, length 64 14:09:43.886716 IP6 a:b:c:301::2 > a:b:c:301::1: ICMP6, echo reply, seq = 4, length 64 14:09:44.886636 IP6 a:b:c:301::1 > a:b:c:301::2: ICMP6, echo request, = seq 5, length 64 14:09:44.886687 IP6 a:b:c:301::2 > a:b:c:301::1: ICMP6, echo reply, seq = 5, length 64 14:09:45.886651 IP6 a:b:c:301::1 > a:b:c:301::2: ICMP6, echo request, = seq 6, length 64 14:09:45.886722 IP6 a:b:c:301::2 > a:b:c:301::1: ICMP6, echo reply, seq = 6, length 64 14:09:45.889830 IP6 fe80::211:d8ff:fed9:c01a > a:b:c:301::1: ICMP6, = neighbor solicitation, who has a:b:c:301::1, length 32 14:09:45.889866 IP6 a:b:c:301::1 > fe80::211:d8ff:fed9:c01a: ICMP6, = neighbor advertisement, tgt is a:b:c:301::1, length 24 I simply had to passthrough multicast link-local traffic. I'm sorry but I'm really newbie to IPv6 :( Regards, Niccol=F2