X-Git-Url: https://git.distorted.org.uk/~mdw/firewall/blobdiff_plain/b5aae78272ca6d750b101ab73e7907e63d10c9ee..32110b35da9d3ed1ce9668d3f17c28100a878687:/fender.m4

diff --git a/fender.m4 b/fender.m4
index ea0fb32..c8b2ee7 100644
--- a/fender.m4
+++ b/fender.m4
@@ -22,34 +22,9 @@
 ### Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 ###--------------------------------------------------------------------------
-### Config settings.
-
-## This host isn't a router.
-setconf(forward, 0)
-
-## This host is involved in a routing asymmetry.
-setconf(rp_filter, 0)
-setconf(log_martians, 0)
-
-###--------------------------------------------------------------------------
-### Network interfaces.
-
-m4_divert(44)m4_dnl
-## Interface definitions.
-if_untrusted=eth0
-if_dmz=$if_untrusted
-if_safe=$if_dmz
-if_trusted=$if_dmz
-if_vpn=$if_dmz
-if_iodine=$if_dmz
-if_its_mz=$if_dmz
-if_its_pi=$if_dmz
-
-m4_divert(-1)
-###--------------------------------------------------------------------------
 ### fender-specific rules.
 
-m4_divert(82)m4_dnl
+m4_divert(86)m4_dnl
 ## Externally visible services.
 allowservices inbound tcp \
 	ssh \
@@ -58,5 +33,9 @@ allowservices inbound tcp \
 ## We have to provide NTP service.  The guests sync to our clock.
 ntpclient inbound $ntp_servers
 
+## Guaranteed black hole.  Put this at the very front of the chain.
+run iptables -I INPUT -d 212.13.198.78 -j DROP
+run ip6tables -I INPUT -d 2001:ba8:0:1d9::ffff -j DROP
+
 m4_divert(-1)
 ###----- That's all, folks --------------------------------------------------