Trying to setup DSR load balancing with pf route-to

Frans Haarman F.Haarman at giessen.nl
Wed Mar 7 10:25:34 UTC 2007


This rule works fine:

echo "pass in quick log on bge0 route-to $TUNDEV tagged $TUNDEV keep
state" 

Perhaps you forgot the keep state ?


Frans Haarman 
De Giessen Automatisering B.V.



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d u i d e l i j k e   t a a l !


-----Oorspronkelijk bericht----- 
Van: owner-freebsd-pf at freebsd.org [mailto:owner-freebsd-pf at freebsd.org]
Namens Ed Schouten
Verzonden: woensdag 7 maart 2007 10:54
Aan: freebsd-pf at freebsd.org; chip at 2bithacker.net
Onderwerp: Re: Trying to setup DSR load balancing with pf route-to

Hello,

I have the same problem as well. The route-to doesn't seem to be able to
emit packets at all. I have a setup like this:

	-----+----------+----- <- 10.0.0.0/24 - outside
	     |          |
	+----+---+  +---+----+
	| PF box |  | Router |
	+--------+  +---+----+
	                |
	----------------+----- <- 192.168.0.0/24 - inside

I'm able to reproduce this issue with this really simple pf.conf:

| pass in log on xl0 route-to (xl0 10.0.0.7) to 192.168.0.0/24

When packets from the outside to 192.168.0.0/24 arrive at the PF box,
the above rule will match the packets. `tcpdump -i pflog0 -n -e' will
match the packets, but they are not routed to the router. They just get
trashed. dup-to will also only route the packet to the default route.
This means that routing packets to a specific address is broken right
now.

Yours,
--
 Ed Schouten <ed at fxq.nl>
 WWW: http://g-rave.nl/


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