return ($nbports);
}
+my $bridge_firewall_enabled = 0;
+
+sub enable_bridge_firewall {
+
+ return if $bridge_firewall_enabled; # only once
+
+ system("echo 1 > /proc/sys/net/bridge/bridge-nf-call-iptables");
+ system("echo 1 > /proc/sys/net/bridge/bridge-nf-call-ip6tables");
+
+ $bridge_firewall_enabled = 1;
+}
+
my $rule_format = "%-15s %-30s %-30s %-15s %-15s %-15s\n";
sub iptables {