diff --git a/neutron_controller/write_conf.sh b/neutron_controller/write_conf.sh
index 7a16302..153ada7 100755
--- a/neutron_controller/write_conf.sh
+++ b/neutron_controller/write_conf.sh
@@ -50,10 +50,20 @@ cat << EOF > /etc/neutron/plugins/ml2/ml2_conf.ini
 type_drivers = flat,vlan,vxlan
 tenant_network_types = vxlan
 mechanism_drivers = linuxbridge,l2population
+extension_drivers = port_security
+
+[ml2_type_vlan]
+network_vlan_ranges = provider
+
+[ml2_type_flat]
+flat_networks = provider
 
 [ml2_type_vxlan]
 vni_ranges = 1:1000
 
+[securitygroup]
+enable_ipset = true
+
 EOF
 
 cat << EOF > /etc/neutron/metadata_agent.ini
@@ -76,6 +86,7 @@ l2_population = True
 local_ip = $OVERLAY_IP
 
 [securitygroup]
+enable_security_group = true
 firewall_driver = iptables
 
 EOF
diff --git a/nova_compute/write_conf.sh b/nova_compute/write_conf.sh
index 1103cee..c7f9189 100755
--- a/nova_compute/write_conf.sh
+++ b/nova_compute/write_conf.sh
@@ -223,6 +223,15 @@ password = $NOVA_PASSWORD
 
 EOF
 
+
+cat << EOF > /etc/neutron/l3_agent.ini
+
+[DEFAULT]
+interface_driver = linuxbridge
+external_network_bridge =
+
+EOF
+
 cat << EOF > /etc/neutron/dhcp_agent.ini
 
 [DEFAULT]
@@ -246,10 +255,20 @@ cat << EOF > /etc/neutron/plugins/ml2/ml2_conf.ini
 type_drivers = flat,vlan,vxlan
 tenant_network_types = vxlan
 mechanism_drivers = linuxbridge,l2population
+extension_drivers = port_security
+
+[ml2_type_vlan]
+network_vlan_ranges = provider
+
+[ml2_type_flat]
+flat_networks = provider
 
 [ml2_type_vxlan]
 vni_ranges = 1:100
 
+[securitygroup]
+enable_ipset = true
+
 EOF
 
 cat << EOF > /etc/neutron/plugins/ml2/linuxbridge_agent.ini