MSN uses netmeeting. You need the Netmeeting H323 protocol patch from the patch-o-matic patches.. Thanks, ____________________________________________ George Vieira Systems Manager georgev@xxxxxxxxxxxxxxxxxxxxxx Citadel Computer Systems Pty Ltd http://www.citadelcomputer.com.au -----Original Message----- From: gold gold [mailto:mr_gold55@xxxxxxxxxxx] Sent: Saturday, June 28, 2003 9:23 PM To: netfilter@xxxxxxxxxxxxxxxxxxx Subject: (no subject) Hello, How the hell do I allow my masqueraded Windows PC to use MSN's Audio conversation? I've tried port-forwarding for 6901 (which is the audio port for MSN according to some web page), but I still can't use that Audio stuff... please help, thank you.