diff --git a/classes/cluster/k8s-ha-contrail-40/init.yml b/classes/cluster/k8s-ha-contrail-40/init.yml
index 26eb15a..02cb6b7 100644
--- a/classes/cluster/k8s-ha-contrail-40/init.yml
+++ b/classes/cluster/k8s-ha-contrail-40/init.yml
@@ -7,4 +7,8 @@
 
     cluster_domain: k8s-ha-contrail-40.local
     cluster_name: k8s-ha-contrail-40
-    apt_mk_version: nightly
\ No newline at end of file
+    apt_mk_version: nightly
+  openssh:
+    server:
+      alive:
+        interval: 0
\ No newline at end of file
diff --git a/classes/cluster/os-ha-contrail-ironic/init.yml b/classes/cluster/os-ha-contrail-ironic/init.yml
index 84e12ce..bd90a75 100755
--- a/classes/cluster/os-ha-contrail-ironic/init.yml
+++ b/classes/cluster/os-ha-contrail-ironic/init.yml
@@ -9,3 +9,8 @@
 - cluster.os-ha-contrail-ironic.opencontrail
 - cluster.os-ha-contrail-ironic.openstack
 - cluster.overrides
+parameters:
+  openssh:
+    server:
+      alive:
+        interval: 0