On 10/18/10 6:52 AM, N dhert wrote:> Last week, I prepared a new shorewall firewall, first tested it with the
> Basic One-interface example
> everything OK
> .
> Today, it seems my shorewall does not log anymore into /var/log/messages
> DROP actions specified in /etc/shorewall/rules
>  
> These are my config files
> interfaces:
> net     eth0            detect          dhcp,tcpflags,logmartians,nosmurfs
> zones:
> fw      firewall
> net     ipv4
> policy:
> $FW             net             ACCEPT
> net             all             DROP            info
> all             all             REJECT          info
> rules:
> ACCEPT          net:143.129.75.1        $FW     icmp
> DROP            net                     $FW     icmp
> ACCEPT          $FW                     net     icmp
> ACCEPT          net:143.129.75.1        $FW     tcp     22
>  
> last week, I got DROP records from the 2nd rule in rules files into the
> /var/log/messages
No you did not. You got ping packets logged BEFORE YOU ADDED THAT RULE
because logging (info) is configured on your net->all policy.
Get rid of that second rule -- you don''t need it and it is too general;
ICMP is much more than just ping (echo-request) and should not be
blocked unconditionally.
-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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