Hi all, i've SER Server in out INTRANET with IP 192.168.1.2. On our router/Firewall i forward all UDP's to this server (D/SNAT) and REGISTRATION of extrernal users WORK. But AUDIO don't. I need something like STUN server ? Thanks ! Oz P.S. External i mean users outside our Intranet -- ------ O-Zone ! www.zerozone.it