The script REQUIRES the firewall client on the LAT host. Web Proxy clients are NOT affected by these policy changes, since the web proxy only handles HTTP(s), FTP and Gopher (note that NO IM protocols are listed here). You login problems are likely related to some other failure. In one mail, you tried to run the script on a Cache mode ISA; is this a separate ISA or did you reinstall in Integrated mode with the same network model in place? Jim Harrison MCP(NT4, W2K), A+, Network+, PCG http://www.microsoft.com/isaserver http://isaserver.org/Jim_Harrison http://isatools.org Read the help, books and articles! ----- Original Message ----- From: <mathif@xxxxxxxxxxxxxxx> To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx> Sent: Tuesday, July 06, 2004 11:07 Subject: [isalist] RE: Allowing MSN Messenger thru ISA http://www.ISAserver.org Jim, Thanks a lot for the answer.So this script wont work without the Firewall Client. Actually, we don't have Firewall Client installed at our network. I have tried to run MSNIM.zip successfully in ISA Integerated mode, but still I am unable to log in MSN Messneger. Jim do you have any work around for this, because, even if the script creates all the rules then why cant web proxy client access MSN Messenger?? Will this script work only if we have Firewall client installed?? Thanks for your time, AThif -----Original Message----- From: Jim Harrison [mailto:jim@xxxxxxxxxxxx <mailto:jim@xxxxxxxxxxxx> ] Sent: Tuesday, July 06, 2004 7:58 PM To: [ISAserver.org Discussion List] Subject: [isalist] RE: Allowing MSN Messenger thru ISA http://www.ISAserver.org <http://www.ISAserver.org> Cache mode doesn't support IM complex features like voice, app sharing, etc. The script can't run in that environment because all the changes it makes depend on Firewall features. Jim Harrison MCP(NT4, W2K), A+, Network+, PCG http://www.microsoft.com/isaserver <http://www.microsoft.com/isaserver> http://isaserver.org/Jim_Harrison <http://isaserver.org/Jim_Harrison> http://isatools.org <http://isatools.org> Read the help, books and articles! ----- Original Message ----- From: <mathif@xxxxxxxxxxxxxxx> To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx> Sent: Tuesday, July 06, 2004 09:18 Subject: [isalist] RE: Allowing MSN Messenger thru ISA http://www.ISAserver.org <http://www.ISAserver.org> We have a large network and we have to install that on each machine, instead we prefer direct web proxy...and so we have avoided firewall cleint.. one more question, i am tyring to run MSNIM.zip on ISA cached mode, but it fails? Thanks, Athif -----Original Message----- From: Thomas W Shinder [mailto:tshinder@xxxxxxxxxxx <mailto:tshinder@xxxxxxxxxxx> ] Sent: Monday, July 05, 2004 6:36 PM To: [ISAserver.org Discussion List] Subject: [isalist] RE: Allowing MSN Messenger thru ISA http://www.ISAserver.org <http://www.ISAserver.org> Why are you not using the Firewall client? Tom <http://www.isaserver.org/shinder <http://www.isaserver.org/shinder> > www.isaserver.org/shinder <www.isaserver.org/shinder> Get the book! Tom and Deb Shinder's Configuring ISA Server 2004 <http://tinyurl.com/3xqb7 <http://tinyurl.com/3xqb7> > http://tinyurl.com/3xqb7 <http://tinyurl.com/3xqb7> MVP -- ISA Firewalls -----Original Message----- From: mathif@xxxxxxxxxxxxxxx [mailto:mathif@xxxxxxxxxxxxxxx <mailto:mathif@xxxxxxxxxxxxxxx> ] Sent: Monday, July 05, 2004 6:18 AM To: [ISAserver.org Discussion List] Subject: [isalist] RE: Allowing MSN Messenger thru ISA http://www.ISAserver.org <http://www.ISAserver.org> We don't use Firewall Client, its rather direct Web Proxy Client.. Any thougts?? Cheers, Athif ----------------------------------------------------- This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom/which they are addressed. If you have received this email in error please notify the system manager at the following email address: sadmin@xxxxxxxxxxxxxxx <mailto:sadmin@xxxxxxxxxxxxxxx>. 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