On 3/26/2014 8:19 AM, Hervé Werner wrote:
> Hello.
> 
> As soon as I add the rpfilter option to my single interface, any
> outgoing traffic is blocked.
> 
> Here is my interface file :
> net     eth0
> dhcp,tcpflags,logmartians,nosmurfs,sourceroute=0,rpfilter
> 
> When taking a look at the logs, I notice packets have been blocked by
> the net-fw rule :
> 
> Mar 26 15:46:44 MyPC net-fw:DROP  IN=eth0 OUT= MAC=XXXXX
> SRC=173.194.40.159 DST=192.168.1.166 LEN=84 TOS=00 PREC=0x00 TTL=54
> ID=35571 PROTO=ICMP TYPE=0 CODE=0 ID=30205 SEQ=16 MARK=0
> 
> This message has been triggered by pinging google.fr.
> 
> Note that it works properly when using rp_filter.
> 
> Please find attached my configuration files.
> 
> Version information : 4.5.21.7
> 

Please forward the output of 'shorewall dump' when this problem is
occurring. I'm unable to reproduce it here on a Fedora installation that
supports rpfilter.

Thanks,
-Tom
-- 
Tom Eastep        \ When I die, I want to go like my Grandfather who
Shoreline,         \ died peacefully in his sleep. Not screaming like
Washington, USA     \ all of the passengers in his car
http://shorewall.net \________________________________________________

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