diff --git a/modules/openstack_project/templates/pbx/asterisk/sip.conf.erb b/modules/openstack_project/templates/pbx/asterisk/sip.conf.erb
index 90b8af3aea..9a544a6acc 100644
--- a/modules/openstack_project/templates/pbx/asterisk/sip.conf.erb
+++ b/modules/openstack_project/templates/pbx/asterisk/sip.conf.erb
@@ -30,3 +30,8 @@ trustrpid=yes
 sendrpid=yes
 <% end -%>
 <% end -%>
+
+[openstack]
+type=user
+secret=openstack
+context=public