From: Patrick McHardy <kaber@trash.net>
To: Peter Bieringer <pb@bieringer.de>
Cc: Maillist netdev <netdev@oss.sgi.com>,
Netfilter development mailing list
<netfilter-devel@lists.netfilter.org>,
USAGI core <usagi-core@linux-ipv6.org>,
Harald Welte <laforge@gnumonks.org>
Subject: Re: ip6tables: accept of IPv6 transport esp packages not possible - no rule matches
Date: Sun, 02 Jan 2005 22:14:56 +0100 [thread overview]
Message-ID: <41D86450.1070904@trash.net> (raw)
In-Reply-To: <E7944B8AE7C7468F39D3C2F8@worker.muc.bieringer.de>
Peter Bieringer wrote:
>>>BTW: how to filter incoming traffic after decryption?
>>>
>>Use tunnel-mode. The decrypted packets will hit PRE_ROUTING
>>and LOCAL_IN again.
>>
>
>Ok, confirmed working in tunnel mode, ping6 packet was counted twice in
>different rules (esp and icmpv6)
>
>But for outgoing ping6 packets, this won't work, packet is only counted
>(and accepted) by the icmpv6 rule, esp rule got no match, also not the
>"all" rule.
>
>Looks like at the moment, outgoing packet is passing netfilter only one
>time, even if encryption is in tunnel mode.
>
That is correct.
>
>By design / bug / missing feature?
>
By design and missing feature :) As I said, patches to fix this for
IPv4 will be submitted this week .. IPv6 will hopefully follow soon.
Regards
Patrick
prev parent reply other threads:[~2005-01-02 21:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-24 9:45 ip6tables: accept of IPv6 transport esp packages not possible - no rule matches Peter Bieringer
2004-12-24 15:59 ` Peter Bieringer
2004-12-25 15:46 ` Patrick McHardy
2005-01-02 9:01 ` Peter Bieringer
2005-01-02 11:42 ` Patrick McHardy
2005-01-02 12:15 ` Peter Bieringer
2005-01-02 21:14 ` Patrick McHardy [this message]
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