diff --git a/kamailio/default.cfg b/kamailio/default.cfg
index 2f79552..e5a691e 100644
--- a/kamailio/default.cfg
+++ b/kamailio/default.cfg
@@ -317,7 +317,19 @@ route[HANDLE_NOTIFY]
             route(FILTER_REQUEST_DOMAIN);
             #!endif
 
-            sl_send_reply("200", "Rawr!!");
+            #!ifdef WEBSOCKETS-ROLE
+            route(NAT_WEBSOCKETS_CORRECT);
+            #!endif
+
+            #!ifdef NAT-TRAVERSAL-ROLE
+            route(NAT_TEST_AND_CORRECT);
+            #!endif
+
+            if($hdr(Event) == "keep-alive") {
+               sl_send_reply("405", "Stay Alive / Method Not Allowed");
+            } else {
+               sl_send_reply("200", "Rawr!!");
+            }
         }
         exit;
     }
diff --git a/kamailio/registrar-role.cfg b/kamailio/registrar-role.cfg
index f695862..52eb54c 100644
--- a/kamailio/registrar-role.cfg
+++ b/kamailio/registrar-role.cfg
@@ -11,7 +11,7 @@ loadmodule "auth.so"
 
 ####### User Location Implementation module ##########
 loadmodule "usrloc.so"
-modparam("usrloc", "db_update_as_insert", 1)
+modparam("usrloc", "db_update_as_insert", 0)
 modparam("usrloc", "use_domain", 1)
 modparam("usrloc", "nat_bflag", FLB_NATB)
 modparam("usrloc", "db_url", "text:///etc/kazoo/kamailio/dbtext")