From mboxrd@z Thu Jan 1 00:00:00 1970 From: Victor Julien Subject: Re: Patch for H323 connection tracking for kernel 2.6.14 and Panic with SIP tracking Date: Fri, 06 Jan 2006 13:18:33 +0100 Message-ID: <43BE6019.2020804@nk.nl> References: <43BA605E.3020801@trash.net> <43BD7AF4.2040506@nk.nl> <43BE39B2.5020605@nk.nl> <43BE5B0F.8010406@trash.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Netfilter Developers List Return-path: To: Patrick McHardy In-Reply-To: <43BE5B0F.8010406@trash.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: netfilter-devel-bounces@lists.netfilter.org Errors-To: netfilter-devel-bounces@lists.netfilter.org List-Id: netfilter-devel.vger.kernel.org > Try to find out if the expectations ports are correct by logging > the incoming traffic or using tcpdump. > When making a call: # cat /proc/net/ip_conntrack_expect 174 proto=17 src=217.66.118.164 dst=80.126.43.45 sport=0 dport=7071 174 proto=17 src=192.168.1.1 dst=192.168.1.2 sport=0 dport=8000 tcpdump: 13:05:46.220869 IP 192.168.1.2.8000 > 192.168.1.1.7072: UDP, length: 172 syslog: Jan 6 13:05:46 sanctorium kernel: vrmr: REJECT reject-in IN=eth0 OUT= MAC=aa:00:04:00:0a:04:00:90:27:57:31:29:08:00 SRC=192.168.1.2 DST=192.168.1.1 LEN=200 TOS=0x00 PREC=0x00 TTL=64 ID=401 DF PROTO=UDP SPT=8000 DPT=7072 LEN=180 REJECT is the default policy for lan to firewall traffic. Can it be that the expectation direction is wrong? dropped traffic is src 192.168.1.2:8000 to dst 192.168.1.1:7072 expect is src 192.168.1.1 to dst 192.168.1.2:8000 On the other hand, the dropped traffic looks the same as the expectation, only in the opposite direction... Regards, Victor