diff --git a/neutron/files/mitaka/dhcp_agent.ini b/neutron/files/mitaka/dhcp_agent.ini
index 908086d..17a01ce 100644
--- a/neutron/files/mitaka/dhcp_agent.ini
+++ b/neutron/files/mitaka/dhcp_agent.ini
@@ -19,7 +19,7 @@
 
 # The driver used to manage the virtual interface. (string value)
 #interface_driver = <None>
-interface_driver = neutron.agent.linux.interface.OVSInterfaceDriver
+interface_driver = openvswitch
 
 # Timeout in seconds for ovs-vsctl commands. If the timeout expires, ovs commands will fail with ALARMCLOCK error. (integer value)
 #ovs_vsctl_timeout = 10
diff --git a/neutron/files/mitaka/l3_agent.ini b/neutron/files/mitaka/l3_agent.ini
index 0095ab7..ad79623 100644
--- a/neutron/files/mitaka/l3_agent.ini
+++ b/neutron/files/mitaka/l3_agent.ini
@@ -25,7 +25,7 @@
 
 # The driver used to manage the virtual interface. (string value)
 #interface_driver = <None>
-interface_driver = neutron.agent.linux.interface.OVSInterfaceDriver
+interface_driver = openvswitch
 
 # Timeout in seconds for ovs-vsctl commands. If the timeout expires, ovs commands will fail with ALARMCLOCK error. (integer value)
 #ovs_vsctl_timeout = 10
diff --git a/neutron/files/mitaka/ml2_conf.ini b/neutron/files/mitaka/ml2_conf.ini
index 67841f2..e29d8de 100644
--- a/neutron/files/mitaka/ml2_conf.ini
+++ b/neutron/files/mitaka/ml2_conf.ini
@@ -199,7 +199,7 @@
 {%- if server.dpdk %}
 firewall_driver = openvswitch
 {%- else %}
-firewall_driver = neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver
+firewall_driver = iptables_hybrid
 {%- endif %}
 
 # Controls whether the neutron security group API is enabled in the server. It should be false when using no security groups or using the
diff --git a/neutron/files/mitaka/openvswitch_agent.ini b/neutron/files/mitaka/openvswitch_agent.ini
index b93aaeb..d7cc84d 100644
--- a/neutron/files/mitaka/openvswitch_agent.ini
+++ b/neutron/files/mitaka/openvswitch_agent.ini
@@ -246,7 +246,7 @@
 {%- if neutron.dpdk %}
 firewall_driver = openvswitch
 {%- else %}
-firewall_driver = neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver
+firewall_driver = iptables_hybrid
 {%- endif %}
 
 # Controls whether the neutron security group API is enabled in the server. It should be false when using no security groups or using the
diff --git a/neutron/files/newton/dhcp_agent.ini b/neutron/files/newton/dhcp_agent.ini
index 908086d..17a01ce 100644
--- a/neutron/files/newton/dhcp_agent.ini
+++ b/neutron/files/newton/dhcp_agent.ini
@@ -19,7 +19,7 @@
 
 # The driver used to manage the virtual interface. (string value)
 #interface_driver = <None>
-interface_driver = neutron.agent.linux.interface.OVSInterfaceDriver
+interface_driver = openvswitch
 
 # Timeout in seconds for ovs-vsctl commands. If the timeout expires, ovs commands will fail with ALARMCLOCK error. (integer value)
 #ovs_vsctl_timeout = 10
diff --git a/neutron/files/newton/l3_agent.ini b/neutron/files/newton/l3_agent.ini
index 0095ab7..ad79623 100644
--- a/neutron/files/newton/l3_agent.ini
+++ b/neutron/files/newton/l3_agent.ini
@@ -25,7 +25,7 @@
 
 # The driver used to manage the virtual interface. (string value)
 #interface_driver = <None>
-interface_driver = neutron.agent.linux.interface.OVSInterfaceDriver
+interface_driver = openvswitch
 
 # Timeout in seconds for ovs-vsctl commands. If the timeout expires, ovs commands will fail with ALARMCLOCK error. (integer value)
 #ovs_vsctl_timeout = 10
diff --git a/neutron/files/newton/ml2_conf.ini b/neutron/files/newton/ml2_conf.ini
index 67841f2..e29d8de 100644
--- a/neutron/files/newton/ml2_conf.ini
+++ b/neutron/files/newton/ml2_conf.ini
@@ -199,7 +199,7 @@
 {%- if server.dpdk %}
 firewall_driver = openvswitch
 {%- else %}
-firewall_driver = neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver
+firewall_driver = iptables_hybrid
 {%- endif %}
 
 # Controls whether the neutron security group API is enabled in the server. It should be false when using no security groups or using the
diff --git a/neutron/files/newton/openvswitch_agent.ini b/neutron/files/newton/openvswitch_agent.ini
index b93aaeb..d7cc84d 100644
--- a/neutron/files/newton/openvswitch_agent.ini
+++ b/neutron/files/newton/openvswitch_agent.ini
@@ -246,7 +246,7 @@
 {%- if neutron.dpdk %}
 firewall_driver = openvswitch
 {%- else %}
-firewall_driver = neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver
+firewall_driver = iptables_hybrid
 {%- endif %}
 
 # Controls whether the neutron security group API is enabled in the server. It should be false when using no security groups or using the
diff --git a/neutron/files/ocata/dhcp_agent.ini b/neutron/files/ocata/dhcp_agent.ini
index 293b968..d327e64 100644
--- a/neutron/files/ocata/dhcp_agent.ini
+++ b/neutron/files/ocata/dhcp_agent.ini
@@ -19,7 +19,7 @@
 
 # The driver used to manage the virtual interface. (string value)
 #interface_driver = <None>
-interface_driver = neutron.agent.linux.interface.OVSInterfaceDriver
+interface_driver = openvswitch
 
 # Timeout in seconds for ovs-vsctl commands. If the timeout expires, ovs commands will fail with ALARMCLOCK error. (integer value)
 #ovs_vsctl_timeout = 10
diff --git a/neutron/files/ocata/l3_agent.ini b/neutron/files/ocata/l3_agent.ini
index 44b27ff..b2f3bf1 100644
--- a/neutron/files/ocata/l3_agent.ini
+++ b/neutron/files/ocata/l3_agent.ini
@@ -20,7 +20,7 @@
 
 # The driver used to manage the virtual interface. (string value)
 #interface_driver = <None>
-interface_driver = neutron.agent.linux.interface.OVSInterfaceDriver
+interface_driver = openvswitch
 
 # Timeout in seconds for ovs-vsctl commands. If the timeout expires, ovs
 # commands will fail with ALARMCLOCK error. (integer value)
diff --git a/neutron/files/ocata/ml2_conf.ini b/neutron/files/ocata/ml2_conf.ini
index 736ce2d..944c52a 100644
--- a/neutron/files/ocata/ml2_conf.ini
+++ b/neutron/files/ocata/ml2_conf.ini
@@ -252,7 +252,7 @@
 {%- if server.dpdk %}
 firewall_driver = openvswitch
 {%- else %}
-firewall_driver = neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver
+firewall_driver = iptables_hybrid
 {%- endif %}
 
 # Controls whether the neutron security group API is enabled in the server. It
diff --git a/neutron/files/ocata/openvswitch_agent.ini b/neutron/files/ocata/openvswitch_agent.ini
index 0536d2a..68ddaa1 100644
--- a/neutron/files/ocata/openvswitch_agent.ini
+++ b/neutron/files/ocata/openvswitch_agent.ini
@@ -307,7 +307,7 @@
 {%- if neutron.dpdk %}
 firewall_driver = openvswitch
 {%- else %}
-firewall_driver = neutron.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver
+firewall_driver = iptables_hybrid
 {%- endif %}
 
 # Controls whether the neutron security group API is enabled in the server. It