Switch to common oss overlay network

Change-Id: I60dde93b161d2be6ef0523c41254f0a761261b4c
diff --git a/devops_portal/service/rundeck.yml b/devops_portal/service/rundeck.yml
index 82fd764..ad743cf 100644
--- a/devops_portal/service/rundeck.yml
+++ b/devops_portal/service/rundeck.yml
@@ -4,6 +4,7 @@
       service:
         rundeck:
           configure_proxy: true
+          resolve_hostname: false
           credentials:
             username: ${_param:rundeck_admin_username}
             password: ${_param:rundeck_admin_password}