Re: Asymmetric routing and connection tracking

[Tore Anderson <tore@linpro.no>]

* Thomas Jacob

> So in the scenario described, R1 wouldn't do any stateful packet 
> filtering for packets to and from the internal server network? But 
> the connections will be added to the connection tracking table of R1
> nonetheless (unless you use the NOTRACK target in raw), only not with
> an ESTABLISHED state which probably means they timeout more often
> than needed and you have more insert/remove actions over the
> connection tracking hash table, maybe that's the source of your
> problem.
> 
> You could try the NOTRACK/raw thing on the (internal-)standby-router,

  Hmm.  I was not aware of NOTRACK/raw.  This is very interesting and
 on first look it seems like exactly the thing I needed.  Thank you very
 much for the pointer!  I'll dig into it now.  :-)

Regards
-- 
Tore Anderson