lsmod shows, in part, the following:
ipt_LOG 9921 1 ipt_state 5825 2 ip_conntrack 45317 1 ipt_state iptable_filter 7489 1 ip_tables 20929 3 ipt_LOG,ipt_state,iptable_filter
David Cary Hart wrote:
On Thu, 2005-02-24 at 11:30 -0500, Jan Morales wrote:
# Firewall configuration written by redhat-config-securitylevel
# Manual customization of this file is not recommended.
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
:RH-Firewall-1-INPUT - [0:0]
-A INPUT -j RH-Firewall-1-INPUT
-A FORWARD -j RH-Firewall-1-INPUT
-A RH-Firewall-1-INPUT -i lo -j ACCEPT
-A RH-Firewall-1-INPUT -p icmp --icmp-type any -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT
-A RH-Firewall-1-INPUT -j LOG -d 192.168.0.5 --log-prefix "iptables: "
-A RH-Firewall-1-INPUT -j DROP
COMMIT
This effects a log and drop default policy. It will log and drop all packets that are not previously ACCEPTed. Does lsmod show that conntrack is loaded?