diff --git a/de/heat-templates/scripts/instance_boot.sh b/de/heat-templates/scripts/instance_boot.sh
index c03f7b2..84ca81a 100644
--- a/de/heat-templates/scripts/instance_boot.sh
+++ b/de/heat-templates/scripts/instance_boot.sh
@@ -12,6 +12,7 @@
 OS_CODENAME=$(lsb_release -c -s)
 KUBECTL_VERSION=${KUBECTL_VERSION:-v1.14.0}
 NODE_DEPLOYMENT_RETRIES=${NODE_DEPLOYMENT_RETRIES:-15}
+FLOATING_NETWORK_PREFIXES=${FLOATING_NETWORK_PREFIXES:-10.11.12.0/24}
 
 NODE_TYPE=$node_type
 UCP_MASTER_HOST=$ucp_master_host
@@ -163,6 +164,13 @@
     systemctl restart systemd-resolved
 }
 
+function workaround_default_forward_policy {
+    for net in $FLOATING_NETWORK_PREFIXES; do
+        iptables -I DOCKER-USER  -d ${net} -j ACCEPT
+        iptables -I DOCKER-USER  -s ${net} -j ACCEPT
+    done
+}
+
 
 case "$NODE_TYPE" in
     ucp)
@@ -175,6 +183,7 @@
         download_bundles
         rm_ucp_config
         install_kubectl
+        workaround_default_forward_policy
         wait_for_node
         ;;
     master)
@@ -184,6 +193,7 @@
         download_bundles
         join_node manager
         install_kubectl
+        workaround_default_forward_policy
         wait_for_node
         ;;
     worker)
@@ -193,6 +203,7 @@
         download_bundles
         join_node worker
         install_kubectl
+        workaround_default_forward_policy
         wait_for_node
         ;;
     *)