On Fri, May 20, 2016, Jan Bramkamp wrote:
> On 20/05/16 14:54, Vladimir Zakharov wrote:
> > Hello
> > On Fri, May 20, 2016, O. Hartmann wrote:
> >> I reported earlier about broken pipes in ssh sessions to remote hosts,
> >> which occur on an erratic basis. i'm investigating this problem now and
> >> it seems that it is also ipfw-related, but I'm not sure. This problem
> >> is present since a couple of weeks now.
> > Maybe this could help...
> > I've also experienced problems with broken pipes in ssh sessions some
> > time ago. Setting in sysctl.conf
> > net.inet.ip.fw.dyn_ack_lifetime=3600
> > fixed problem for me. I didn't experiment with the value though. So,
> > possibly, changing default value (300s) to 1 hour is overkill :).
> By default the OpenSSH SSH client is configured to use TCP keepalives.
> Those should produce enough packets at a short enough interval to keep
> the dynamic IPFW state established.
> Does your traffic pass through libalias?
I guess not. How can I be sure?
Regards, | "In theory there is no difference between theory
Vladimir Zakharov | and practice. In practice there is."- Yogi Berra
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