Date: Wed, 20 Apr 2011 12:40:10 GMT From: Lev Serebryakov <lev@FreeBSD.org> To: freebsd-ipfw@FreeBSD.org Subject: Re: bin/104921: [patch] ipfw(8) sometimes treats ipv6 input as ipv4 (another variation on PR 91245) Message-ID: <201104201240.p3KCeAeA059249@freefall.freebsd.org>
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The following reply was made to PR bin/104921; it has been noted by GNATS. From: Lev Serebryakov <lev@FreeBSD.org> To: bug-followup@FreeBSD.org, seh-10lzx4@mail.quadrizen.com Cc: freebsd-ipfw@FreeBSD.org, freebsd-net@freebsd.org Subject: Re: bin/104921: [patch] ipfw(8) sometimes treats ipv6 input as ipv4 (another variation on PR 91245) Date: Wed, 20 Apr 2011 16:36:55 +0400 Hello, Bug-followup. It is still valid for 8.2-STABLE: gateway# ipfw add 50000 allow ipv6-icmp from any to 2001:470:1f09:hhhh::/64= ,2001:470:hhhh:1::/64,2001:470:hhhh:2::/64 icmp6types 1,2,3,4,128,129 keep-= state ipfw: bad netmask ``470:1f09:hhhh::/64'' gateway# uname -a FreeBSD gateway.home.serebryakov.spb.ru 8.2-STABLE FreeBSD 8.2-STABLE #0: F= ri Apr 15 16:57:44 MSD 2011 lev@vmware-8-32.home.serebryakov.spb.ru:/us= r/obj/nanobsd.gateway-net5501/usr/src/sys/NET5501 i386 It is very annoying bug, because "allow" rule can be divided into one-rule-per-network, but "deny ... NOT IPv6,IPv6,..." is hard to emulate (with multiple skipto rules). --=20 // Black Lion AKA Lev Serebryakov <lev@FreeBSD.org>
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