      properties:
        count: { get_param: dime_cluster_size }
        index_var: __index__
-@@ -293,26 +227,20 @@ resources:
+@@ -293,26 +227,24 @@ resources:
          properties:
            public_mgmt_net_id: { get_param: public_mgmt_net_id }
            private_mgmt_net_id: { get_attr: [ mgmt_network, private_net ] }

-
-            # Also set up the signaling namespace now.
-            /etc/init.d/signaling_namespace
+            sysctl -w net.ipv6.conf.lo.disable_ipv6=0
 
             # Configure the APT software source.
             echo 'deb __repo_url__ binary/' > /etc/apt/sources.list.d/clearwater.list
@@ -193,11 +135,8 @@ resources:
             etcd_ip=__etcd_ip__
             [ -n "$etcd_ip" ] || etcd_ip=__private_mgmt_ip__
             cat > /etc/clearwater/local_config << EOF

 
             # Log all output to file.
             exec > >(tee -a /var/log/clearwater-heat-vellum.log) 2>&1
-            set -x
-
-            # Set up the signaling network namespace on each boot by creating an init file and
-            # linking to it from runlevel 2 and 3
