example: pcmu/pcma file

Author: shenjinti

assets/example.pcma

@@ -192,7 +192,7 @@ <h3>Logs</h3>
         </div>
     </div>
 
-    <script src="./sip-0.17.1.js"></script>
+    <script src="//cdnjs.cloudflare.com/ajax/libs/sip.js/0.17.1/sip.min.js"></script>
     <script>
         let userAgent = null;
         let registerer = null;