Date: Fri, 12 Feb 2016 08:29:29 -0600 From: Larry Rosenman <ler@lerctr.org> To: Kristof Provost <kp@freebsd.org> Cc: Freebsd current <freebsd-current@freebsd.org>, owner-freebsd-current@freebsd.org Subject: Re: IPV6 TCP6 Slow Connect Message-ID: <3df20fcac20d532ef77bf63ea2e042cb@thebighonker.lerctr.org> In-Reply-To: <33469a0ef87e3299819248f153d842d2@thebighonker.lerctr.org> References: <8ca0068954b5cb25891c3324b2e8c863@thebighonker.lerctr.org> <20160211101449.GI19084@vega.codepro.be> <b152cabdaafbbfea7b17c7ebb4a0fb35@thebighonker.lerctr.org> <88197BB9-F03F-48BB-97DC-9BAAA2FA299F@FreeBSD.org> <125b65d56d310c0436ceb8047d1d0417@thebighonker.lerctr.org> <563b81912fc2de4670be51a832467ba9@thebighonker.lerctr.org> <06d72e0d3ae9f20bea04af39dba74847@thebighonker.lerctr.org> <D9EE0405-3818-400C-B52C-50BC5EB88CF4@FreeBSD.org> <33469a0ef87e3299819248f153d842d2@thebighonker.lerctr.org>
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On 2016-02-12 08:13, Larry Rosenman wrote: > On 2016-02-12 08:02, Kristof Provost wrote: >>> On 12 Feb 2016, at 10:18, Larry Rosenman <ler@lerctr.org> wrote: >>> >>> On 2016-02-11 20:50, Larry Rosenman wrote: >>>> On 2016-02-11 14:40, Larry Rosenman wrote: >>>>> On 2016-02-11 14:25, Kristof Provost wrote: >>>>> On 11 Feb 2016, at 21:23, Larry Rosenman <ler@lerctr.org> wrote: >>>>> From which system(s) perspective do you want the packet captures? >>>>> (Firewall, FreeBSD, Windows)? I wouldn't expect it to make much of >>>>> a difference in this case. >>>>> Let's start with whatever is easiest. >>>>> Regards, >>>>> Kristof >>>> I'll try and get these tonight when I am home, after a meetup. >>>> (will be late US/CST). >>>> -- >>>> Larry Rosenman http://www.lerctr.org/~ler >>>> Phone: +1 214-642-9640 E-Mail: ler@lerctr.org >>>> US Mail: 7011 W Parmer Ln, Apt 1115, Austin, TX 78729-6961 >>>> at http://www.lerctr.org/~ler/FreeBSD/win10.pcap >>> the 403 issue is fixed (forgot to chmod the file) >>>> http://www.lerctr.org/~ler/FreeBSD/fbsd11.pcap >>> URL corrected. >>> >> At first glance the only difference is that FreeBSD includes >> timestamps (and has a larger window scaling factor). >> It might be worth turning that off to see if it makes a difference. >> >> sysctl net.inet.tcp.rfc1323=1 should do the trick. >> >> Regards, >> Kristof > > > sysctl net.inet.tcp.rfc1323=0 > makes it work Shouldn't the stack do the right thing here? For the record, the other side is also FreeBSD (10.2-STABLE). -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 214-642-9640 E-Mail: ler@lerctr.org US Mail: 7011 W Parmer Ln, Apt 1115, Austin, TX 78729-6961
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