diff --git a/tcp_tests/templates/underlay/virtual-mcp10-ovs--user-data1404.yaml b/tcp_tests/templates/underlay/virtual-mcp10-ovs--user-data1404.yaml
index 8ed34dc..d139bb1 100644
--- a/tcp_tests/templates/underlay/virtual-mcp10-ovs--user-data1404.yaml
+++ b/tcp_tests/templates/underlay/virtual-mcp10-ovs--user-data1404.yaml
@@ -65,7 +65,7 @@
 
    # To be configured from inventory/fuel-devops by operator or autotests
    - 'echo "id: {hostname}" >> /etc/salt/minion'
-   - 'echo "master: 172.16.10.100" >> /etc/salt/minion'
+   - 'echo "master: 192.168.10.100" >> /etc/salt/minion'
 
    - echo "Restarting minion service with workarounds..."
    - rm -f /etc/salt/pki/minion/minion_master.pub
diff --git a/tcp_tests/templates/underlay/virtual-mcp10-ovs--user-data1604.yaml b/tcp_tests/templates/underlay/virtual-mcp10-ovs--user-data1604.yaml
index 26c21d8..dc7fe5d 100644
--- a/tcp_tests/templates/underlay/virtual-mcp10-ovs--user-data1604.yaml
+++ b/tcp_tests/templates/underlay/virtual-mcp10-ovs--user-data1604.yaml
@@ -73,7 +73,7 @@
 
    # To be configured from inventory/fuel-devops by operator or autotests
    - 'echo "id: {hostname}" >> /etc/salt/minion'
-   - 'echo "master: 172.16.10.100" >> /etc/salt/minion'
+   - 'echo "master: 192.168.10.100" >> /etc/salt/minion'
 
    - echo "Restarting minion service with workarounds..."
    - rm -f /etc/salt/pki/minion/minion_master.pub
@@ -93,5 +93,4 @@
      content: |
           auto ens3
           iface ens3 inet dhcp
-          auto ens4
-          iface ens4 inet dhcp
+