Date: Mon, 21 Jul 2014 13:46:28 +0200 From: Andreas Nilsson <andrnils@gmail.com> To: sthaug@nethelp.no Cc: Maxim Khitrov <max@mxcrypt.com>, Current FreeBSD <freebsd-current@freebsd.org>, Mailinglists FreeBSD <freebsd-questions@freebsd.org> Subject: Re: Future of pf / firewall in FreeBSD ? - does it have one ? Message-ID: <CAPS9%2BSsCQr1ME8gX7%2Bh_8s_1wwC3kg-9=_JhynJZ8pM6e5-qYw@mail.gmail.com> In-Reply-To: <20140721.085616.74744313.sthaug@nethelp.no> References: <CAPS9%2BStPJRVSFLjpxgVEewT9fwHHFxw=qODAYa=uOAzb-V=v2Q@mail.gmail.com> <20140721.074105.74747815.sthaug@nethelp.no> <CAPS9%2BSsSmxZnTF8AEmEmWtGOd_8A%2Bd_8cYUYhuC3OsLYFxGHGQ@mail.gmail.com> <20140721.085616.74744313.sthaug@nethelp.no>
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On Mon, Jul 21, 2014 at 8:56 AM, <sthaug@nethelp.no> wrote: > > > > Also, the openbsd stack has some essential features missing in > freebsd, > > > > like mpls and md5 auth for bgp sessions. > > > > > > I use MD5 auth for BGP sessions every day (and have been doing so for > > > several releases). One could definitely wish for better integration - > > > having to specify MD5 key both in /etc/ipsec.conf and in the Quagga > > > bgpd config is not nice. But it works. > > > > > As far as I know you can only send out correctly authed stuff but not > > validate incoming. Has that changed? > > Have a look at tcp_signature_verify(), called from tcp_input.c. Added > in r221023, see > > http://svnweb.freebsd.org/base/head/sys/netinet/tcp_input.c?view=log > > Steinar Haug, Nethelp consulting, sthaug@nethelp.no > > ---------------------------------------------------------------------- > > Revision 221023 - (view) (download) (annotate) - [select for diffs] > Modified Mon Apr 25 17:13:40 2011 UTC (3 years, 2 months ago) by attilio > File length: 106717 byte(s) > Diff to previous 220560 > Add the possibility to verify MD5 hash of incoming TCP packets. > As long as this is a costy function, even when compiled in (along with > the option TCP_SIGNATURE), it can be disabled via the > net.inet.tcp.signature_verify_input sysctl. > > Sponsored by: Sandvine Incorporated > Reviewed by: emaste, bz > MFC after: 2 weeks > > I stand corrected. Excellent news ( for me, that is) :) Best regards Andeas
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