I found at www.iptel.org/aa example of writing simple implementation using the AA application server. I wonder if any one can help where I can find how to install the application server and where I can find all the source for writing the python implementation. In the example for SimplePrepaid.py , the module aa was import , Where I can find it Danny Faingezicht Kagoor Networks Ltd. Tel: 972-9-9717339 _______________________________________________ Serusers mailing list serusers(a)lists.iptel.org http://lists.iptel.org/mailman/listinfo/serusers