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From: Patrick McHardy <kaber@trash.net>
To: Lorenzo Allegrucci <lorenzo.allegrucci@forinicom.it>
Cc: netfilter@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: match SIP & RTP packets
Date: Thu, 03 Dec 2009 12:11:20 +0100	[thread overview]
Message-ID: <4B179CD8.2080002@trash.net> (raw)
In-Reply-To: <4B16EC4F.4080703@forinicom.it>

Lorenzo Allegrucci wrote:
> 
> Hi all, it's not clear to me whether nf_conntrack_sip does SIP and RTP
> connection
> tracking or just SIP.. can you clarify?
> I need to match both SIP and RTP packets and I was wondering if the rule
> below would satisfy my requirements:
> 
> iptables -t mangle -A FORWARD -o eth0 -m helper --helper sip -j CLASSIFY
> --set-class 1:1

Almost, this will match on RTP packets and incoming signalling
connections (-m helper matches on expected connections). What's
missing is the original signalling connection on port 5060.

  reply	other threads:[~2009-12-03 11:11 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-02 22:38 match SIP & RTP packets Lorenzo Allegrucci
2009-12-03 11:11 ` Patrick McHardy [this message]
2009-12-03 11:50   ` Ming-Ching Tiew

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