IPV6 TCP6 Slow Connect

[Larry Rosenman]

On 2016-02-11 04:14, Kristof Provost wrote:
> On 2016-02-10 20:38:02 (-0600), Larry Rosenman <ler at lerctr.org> wrote:
>> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=206904
>> 
>> I've also posted lots of info to freebsd-net, and not gotten any
>> response.
>> 
>> Summary:
>> 
>> Cable Modem-> EM0 on a pfSense Firewall (FreeBSD 10.1, pfSense 2.2.6)
>>                set to dhcp6, and ask for a /56 prefix
>> 
>> EM1->LAN, set to track interface, prefix id 0, radvd running 
>> advertising
>> the 00 /64
>> LAN-> borg.lerctr.org using lagg0, SLAAC (rtsold).  Gets an address,
>> icmp6 works, tcp6 times out.
>>      -> win10 SLAAC, tcp6 works fine, as does icmp6.
>> 
> For this I'd start by taking packet captures of both the FreeBSD tcp6
> connection and the win10 tcp6 connection. Finding the difference 
> between
> the two will likely go a long way in finding the cause.
> 
> Regards,
> Kristof
 From which system(s) perspective do you want the packet captures?
(Firewall, FreeBSD, Windows)?


-- 
Larry Rosenman                     http://www.lerctr.org/~ler
Phone: +1 214-642-9640                 E-Mail: ler at lerctr.org
US Mail: 7011 W Parmer Ln, Apt 1115, Austin, TX 78729-6961