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From: =?ISO-8859-1?Q?Olivier_Cochard=2DLabb=E9?= <olivier@cochard.me>
Date: Fri, 30 Sep 2011 21:26:22 +0200
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To: Alexander Motin <mav@freebsd.org>
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Subject: Re: ipfw doesn't support IPv6 PPTP VPN (IPFW2: IPV6 - Unknown
 Extension Header(47))
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2011/9/30 Alexander Motin <mav@freebsd.org>:
> Quick look on ipfw kernel sources shown sysctl controlling that:
> net.inet6.ip6.fw.deny_unknown_exthdrs. You may try set it to zero.
>

Thanks a lot's !
This solve the first problem: My IPv6 tunnel is permit again.
Need to found how to prevent the log message because my console is
still full of "IPFW2: IPV6 - Unknown Extension Header(47), ext_hd=0".

Regards,

Olivier