diff --git a/docs/MultiISP.xml b/docs/MultiISP.xml
index adb7dc6ae..d1c20ebb9 100644
--- a/docs/MultiISP.xml
+++ b/docs/MultiISP.xml
@@ -1464,7 +1464,7 @@ defaults {
   warn_email=teastep@shorewall.net
   check_arp=0
   sourceip=
-  ttl=64
+  ttl=0
 }
 
 include /etc/lsm/shorewall.conf</programlisting>