diff --git a/classes/cluster/virtual-mcp-ocata-dvr/infra/config.yml b/classes/cluster/virtual-mcp-ocata-dvr/infra/config.yml
index ae64ce7..d3a6dcd 100644
--- a/classes/cluster/virtual-mcp-ocata-dvr/infra/config.yml
+++ b/classes/cluster/virtual-mcp-ocata-dvr/infra/config.yml
@@ -180,4 +180,9 @@
         openstack_gateway_node01:
           params:
             tenant_address: 10.1.0.110
-            external_address: 10.16.0.110
\ No newline at end of file
+            external_address: 10.16.0.110
+        openstack_proxy_node01:
+          classes:
+          - cluster.virtual-mcp-ocata-dvr.openstack.proxy
+          params:
+            linux_system_codename: xenial
\ No newline at end of file
diff --git a/classes/cluster/virtual-mcp-ocata-ovs/infra/config.yml b/classes/cluster/virtual-mcp-ocata-ovs/infra/config.yml
index 1d20b62..33e63a8 100644
--- a/classes/cluster/virtual-mcp-ocata-ovs/infra/config.yml
+++ b/classes/cluster/virtual-mcp-ocata-ovs/infra/config.yml
@@ -181,4 +181,9 @@
         openstack_gateway_node01:
           params:
             tenant_address: 10.1.0.110
-            external_address: 10.16.0.110
\ No newline at end of file
+            external_address: 10.16.0.110
+        openstack_proxy_node01:
+          classes:
+          - cluster.virtual-mcp-ocata-ovs.openstack.proxy
+          params:
+            linux_system_codename: xenial
\ No newline at end of file
diff --git a/classes/cluster/virtual-mcp11-contrail-nfv/infra/config.yml b/classes/cluster/virtual-mcp11-contrail-nfv/infra/config.yml
index b5f75de..a000956 100755
--- a/classes/cluster/virtual-mcp11-contrail-nfv/infra/config.yml
+++ b/classes/cluster/virtual-mcp11-contrail-nfv/infra/config.yml
@@ -186,4 +186,6 @@
             compute_vrouter_dpdk_pci: "'0000:00:04.0'"
         openstack_proxy_node01:
           classes:
-          - cluster.virtual-mcp11-contrail-nfv.openstack.proxy
\ No newline at end of file
+          - cluster.virtual-mcp11-contrail-nfv.openstack.proxy
+          params:
+            linux_system_codename: xenial
\ No newline at end of file
diff --git a/classes/cluster/virtual-mcp11-contrail/infra/config.yml b/classes/cluster/virtual-mcp11-contrail/infra/config.yml
index d73aba5..28cc045 100755
--- a/classes/cluster/virtual-mcp11-contrail/infra/config.yml
+++ b/classes/cluster/virtual-mcp11-contrail/infra/config.yml
@@ -179,3 +179,5 @@
         openstack_proxy_node01:
           classes:
           - cluster.virtual-mcp11-contrail.openstack.proxy
+          params:
+            linux_system_codename: xenial
\ No newline at end of file
diff --git a/classes/cluster/virtual-mcp11-dvr/infra/config.yml b/classes/cluster/virtual-mcp11-dvr/infra/config.yml
index a6012f6..c1edf41 100644
--- a/classes/cluster/virtual-mcp11-dvr/infra/config.yml
+++ b/classes/cluster/virtual-mcp11-dvr/infra/config.yml
@@ -178,4 +178,9 @@
         openstack_gateway_node01:
           params:
             tenant_address: 10.1.0.110
-            external_address: 10.16.0.110
\ No newline at end of file
+            external_address: 10.16.0.110
+        openstack_proxy_node01:
+          classes:
+          - cluster.virtual-mcp11-dvr.openstack.proxy
+          params:
+            linux_system_codename: xenial
\ No newline at end of file
diff --git a/classes/cluster/virtual-mcp11-ovs-dpdk/infra/config.yml b/classes/cluster/virtual-mcp11-ovs-dpdk/infra/config.yml
index 2dc28ae..7218523 100644
--- a/classes/cluster/virtual-mcp11-ovs-dpdk/infra/config.yml
+++ b/classes/cluster/virtual-mcp11-ovs-dpdk/infra/config.yml
@@ -182,4 +182,9 @@
         openstack_gateway_node01:
           params:
             tenant_address: 10.1.0.110
-            external_address: 10.16.0.110
\ No newline at end of file
+            external_address: 10.16.0.110
+        openstack_proxy_node01:
+          classes:
+          - cluster.virtual-mcp11-ovs-dpdk.openstack.proxy
+          params:
+            linux_system_codename: xenial
\ No newline at end of file
diff --git a/classes/cluster/virtual-mcp11-ovs/infra/config.yml b/classes/cluster/virtual-mcp11-ovs/infra/config.yml
index 26cbbf7..37decff 100644
--- a/classes/cluster/virtual-mcp11-ovs/infra/config.yml
+++ b/classes/cluster/virtual-mcp11-ovs/infra/config.yml
@@ -177,4 +177,9 @@
         openstack_gateway_node01:
           params:
             tenant_address: 10.1.0.110
-            external_address: 10.16.0.110
\ No newline at end of file
+            external_address: 10.16.0.110
+        openstack_proxy_node01:
+          classes:
+          - cluster.virtual-mcp11-ovs.openstack.proxy
+          params:
+            linux_system_codename: xenial
\ No newline at end of file