Hi How many simultaneous calls mediaproxy.py can handle with a good server (Dell poweredge 6850, dual XEON, lots of memory and bandwitch) ? Lúcio Fernando Maciel Telecom South America R. Ramiro D'Ávilla, 20 sala 306 Porto Alegre - RS - Brasil lucio at tesatelecom.com +55 (51) 3061-5569 +55 (51) 8442-1079