Hi Hanan, Thanks! Are all of these primary connections, or are some of them secondary connections? For example, the UDP receive/send implies a secondary connection, since otherwise you would have to create a Server Publishing Rule to support it. Thanks! Tom Thomas W Shinder www.isaserver.org/shinder ISA Server and Beyond: http://tinyurl.com/1jq1 Configuring ISA Server: http://tinyurl.com/1llp -----Original Message----- From: hanan [mailto:nouran@xxxxxxxxx] Sent: Sunday, September 28, 2003 12:59 PM To: [ISAserver.org Discussion List] Subject: [isalist] RE: Yahoo or MSN voice protocols are working http://www.ISAserver.org Tom Yahoo ports are: TCP 5000 outbound Tcp 5001 outbound Tcp 5050 outbound Tcp 5100 inbound +outbound Udp 5000 receive send Yahoo chat room tcp 8000---8030 outbound+inbound I hope it will help Hanan -----