no need to check authz on initial request route

kamailio/default.cfg

@@ -509,20 +509,7 @@ route[PREPARE_INITIAL_REQUESTS]
         break;
     }
 
-    if (loose_route()) {
-        #!ifdef REGISTRAR_ROLE
-        $xavp(regcfg=>match_received) = $su;
-        if(registered("location", "$rz:$Au", 2) == 1) {
-           xlog("L_INFO", "$ci|log|allowing initial route-set for $Au\n");
-        } else {
-        #!endif
-           xlog("L_WARN", "$ci|end|dropping initial request with route-set\n");
-           sl_send_reply("403", "No pre-loaded routes");
-           exit();
-        #!ifdef REGISTRAR_ROLE
-        }
-        #!endif
-    }
+    loose_route();
 
     if(!isflagset(FLAG_INTERNALLY_SOURCED)) {
         record_route();