diff --git a/classes/cluster/virtual-mcp11-contrail/infra/config.yml b/classes/cluster/virtual-mcp11-contrail/infra/config.yml
index 91125e3..3d88f4e 100755
--- a/classes/cluster/virtual-mcp11-contrail/infra/config.yml
+++ b/classes/cluster/virtual-mcp11-contrail/infra/config.yml
@@ -41,7 +41,9 @@
         ens4:
           enabled: true
           type: eth
-          proto: dhcp
+          proto: static
+          address: ${_param:single_address}
+          netmask: 255.255.255.0
   nginx:
     server:
       site:
diff --git a/classes/cluster/virtual-mcp11-contrail/opencontrail/control.yml b/classes/cluster/virtual-mcp11-contrail/opencontrail/control.yml
index 9abe3e7..e547a4c 100644
--- a/classes/cluster/virtual-mcp11-contrail/opencontrail/control.yml
+++ b/classes/cluster/virtual-mcp11-contrail/opencontrail/control.yml
@@ -34,7 +34,9 @@
         eth1:
           enabled: true
           type: eth
-          proto: dhcp
+          proto: static
+          address: ${_param:single_address}
+          netmask: 255.255.255.0
   keepalived:
     cluster:
       instance:
diff --git a/classes/cluster/virtual-mcp11-contrail/openstack/control.yml b/classes/cluster/virtual-mcp11-contrail/openstack/control.yml
index 087a8aa..4825074 100755
--- a/classes/cluster/virtual-mcp11-contrail/openstack/control.yml
+++ b/classes/cluster/virtual-mcp11-contrail/openstack/control.yml
@@ -59,7 +59,9 @@
         ens4:
           enabled: true
           type: eth
-          proto: dhcp
+          proto: static
+          address: ${_param:single_address}
+          netmask: 255.255.255.0
   keepalived:
     cluster:
       instance:
diff --git a/classes/cluster/virtual-mcp11-contrail/openstack/dashboard.yml b/classes/cluster/virtual-mcp11-contrail/openstack/dashboard.yml
index 80b36fd..8a79ed1 100755
--- a/classes/cluster/virtual-mcp11-contrail/openstack/dashboard.yml
+++ b/classes/cluster/virtual-mcp11-contrail/openstack/dashboard.yml
@@ -14,4 +14,6 @@
         ens4:
           enabled: true
           type: eth
-          proto: dhcp
+          proto: static
+          address: ${_param:single_address}
+          netmask: 255.255.255.0
diff --git a/classes/cluster/virtual-mcp11-contrail/stacklight/server.yml b/classes/cluster/virtual-mcp11-contrail/stacklight/server.yml
index 9345cca..00f12ca 100755
--- a/classes/cluster/virtual-mcp11-contrail/stacklight/server.yml
+++ b/classes/cluster/virtual-mcp11-contrail/stacklight/server.yml
@@ -42,4 +42,6 @@
         ens4:
           enabled: true
           type: eth
-          proto: dhcp
+          proto: static
+          address: ${_param:single_address}
+          netmask: 255.255.255.0