IPtables Configuration

 #
 # - Loaded manually to clean up kernel auto-loading timing issues
 #
 echo -en "iptable_nat, "
 
 #Verify the module isn't loaded. If it is, skip it

 if [ -z "` $LSMOD | $GREP iptable_nat | $AWK {'print $1'} `" ]; then
 $INSMOD iptable_nat
 fi
 #Loads the FTP NAT functionality into the core IPTABLES code
 # Required to support non-PASV FTP.
 #
 # Enabled by default -- insert a "#" on the next line to deactivate
 #
 echo -e "ip_nat_ftp"
 #
 #Verify the module isn't loaded. If it is, skip it
 #
 if [ -z "` $LSMOD | $GREP ip_nat_ftp | $AWK {'print $1'} `" ]; then
 $INSMOD ip_nat_ftp
 fi
 echo " ---"

 # Just to be complete, here is a list of the remaining kernel modules
 # and their function. Please note that several modules should be only
 # loaded by the correct master kernel module for proper operation.
 # --------------------------------------------------------------------
 #
 # ipt_mark - this target marks a given packet for future action.
 # This automatically loads the ipt_MARK module
 #
 # ipt_tcpmss - this target allows to manipulate the TCP MSS
 # option for braindead remote firewalls.
 # This automatically loads the ipt_TCPMSS module
 #