diff --git a/doc/source/developer-notes/V-38548.rst b/doc/source/developer-notes/V-38548.rst
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+**Exception**
+
+Disabling IPv6 redirects can cause issues with OpenStack environments which
+have IPv6 enabled and are routing IPv6 traffic.
diff --git a/doc/source/developer-notes/V-38549.rst b/doc/source/developer-notes/V-38549.rst
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+**Exception**
+
+Adding IPv6 firewalling on OpenStack hosts is left up to the deployer to
+configure. Deployers are urged to use proper network segmentation between
+their OpenStack infrastructure and virtual machines, which will mitigate
+many of the most critical threats.
diff --git a/doc/source/developer-notes/V-38553.rst b/doc/source/developer-notes/V-38553.rst
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+V-38549.rst
\ No newline at end of file