Synopsis: [ipsec] IPv6-in-IPv4 does not work inside an ESP-only IPsec tunnel Responsible-Changed-From-To: freebsd-net->ae Responsible-Changed-By: ae Responsible-Changed-When: Fri Apr 4 09:41:15 UTC 2014 Responsible-Changed-Why: Take it. http://www.freebsd.org/cgi/query-pr.cgi?pr=147894