Hi Hanan, Those protocol rules will not allow voice/video with Windows Messenger, since Windows Messenger voice/video can NOT work from behind the ISA Server, except when the external user is directly connected to the Internet and that user initiates the call. HTH, Tom www.isaserver.org/shinder -----Original Message----- From: hanan [mailto:nouran@xxxxxxxxx] Sent: Wednesday, January 15, 2003 8:01 AM To: [ISAserver.org Discussion List] Subject: [isalist] solution for yahoo and msn messanger http://www.ISAserver.org Hi all To enable voice,webcam,files transfer,chatting on yahoo and msn messenger Do the followings: I did it and its works You should not use proxy server If you use a proxy server to connect to the Internet, you will not be able to use the Web cam feature. And voice Firewall client must be installed Change the settings in yahoo preferences to use firewall with no proxy in client computer Create protocol definitions: 1-yahoo chat TCP port 5050 outbound 2-yahoo voice1 TCP port 5001 outbound 3-yahoo voice2 TCP port 5000 outbound 4-yahoo voice UDP UDP port 5000 receive send 5-yahoo web cam TCP port 5100 outbound Create a protocol rule to allow these protocols definitions Restart the firwall service Restart the computer It will work for both yahoo and msn messenger I hope this will help Best regards Hanan.Mawla (MCSE,MCT,CCNP) ------------------------------------------------------ List Archives: http://www.webelists.com/cgi/lyris.pl?enter=isalist ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp ISA Server FAQ: http://www.isaserver.org/pages/larticle.asp?type=FAQ ------------------------------------------------------ Exchange Server Resource Site: http://www.msexchange.org/ Windows Security Resource Site: http://www.windowsecurity.com/ Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: tshinder@xxxxxxxxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')