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<body><span class="vcard"><a class="email" href="mailto:fw@strlen.de" title="Florian Westphal <fw@strlen.de>"> <span class="fn">Florian Westphal</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - masquerade fully broken when no prerouting chain is created"
href="https://bugzilla.netfilter.org/show_bug.cgi?id=1105">bug 1105</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">CC</td>
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<td>fw@strlen.de
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<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>RESOLVED
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<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - masquerade fully broken when no prerouting chain is created"
href="https://bugzilla.netfilter.org/show_bug.cgi?id=1105#c6">Comment # 6</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - masquerade fully broken when no prerouting chain is created"
href="https://bugzilla.netfilter.org/show_bug.cgi?id=1105">bug 1105</a>
from <span class="vcard"><a class="email" href="mailto:fw@strlen.de" title="Florian Westphal <fw@strlen.de>"> <span class="fn">Florian Westphal</span></a>
</span></b>
<pre>(In reply to Fabian Franz from <a href="show_bug.cgi?id=1105#c0">comment #0</a>)
<span class="quote">> When no prerouting hook is created, the packets will be able to pass though
> the machine outside but the answers will not be redirected to the original
> source.
>
> So if I ping from a lxc container to an IP like 8.8.8.8 the packet will pass
> with the source IP of the host but the answers are not forwarded back.
>
> Creating an empty prerouting chain with its hook solved the issue.</span >
This is fixed with kernel 4.18 via
commit 9971a514ed2697e542f3984a6162eac54bb1da98
netfilter: nf_nat: add nat type hooks to nat core</pre>
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