Hi Chris, You don't need to allow HTTP 80 at all if you're using SSL to SSL bridging on the ISA firewall (obviously, the most secure config). HTH, Tom www.isaserver.org/shinder <http://www.isaserver.org/shinder> Tom and Deb Shinder's Configuring ISA Server 2004 http://tinyurl.com/3xqb7 <http://tinyurl.com/3xqb7> MVP -- ISA Firewalls ________________________________ From: Chris Wall [mailto:Chris.Wall@xxxxxxxxxxxxxxxxxxx] Sent: Thursday, April 14, 2005 10:45 AM To: [ExchangeList] Subject: [exchangelist] Ports needed for OWA and RPC over HTTP(S) http://www.MSExchange.org/ Just verifying that I only need to allow ports 443 (HTTPS) and 80 (WWW) for OWA and RPC over HTTPS on my front end servers... Thanks for the reply. Chris ------------------------------------------------------ List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp Exchange FAQ: http://www.msexchange.org/pages/larticle.asp?type=FAQ ------------------------------------------------------ Other Internet Software Marketing Sites: World of Windows Networking: http://www.windowsnetworking.com Leading Network Software Directory: http://www.serverfiles.com No.1 ISA Server Resource Site: http://www.isaserver.org Windows Security Resource Site: http://www.windowsecurity.com/ Network Security Library: http://www.secinf.net/ Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com ------------------------------------------------------ You are currently subscribed to this MSEXchange.org Discussion List as: tshinder@xxxxxxxxxxx To unsubscribe visit http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Report abuse to listadmin@xxxxxxxxxxxxxx
