The firewall client depends on ISA to perform name resolution. Until you can access your ISA server, we can't determine the root cause of your problem. When you do get gain access to it, you'll want to follow this article so you're not blocked by distance again: http://support.microsoft.com/default.aspx?scid=275210 Jim Harrison MCP(NT4, W2K), A+, Network+, PCG http://isaserver.org/Jim_Harrison/ http://isatools.org Read the help / books / articles! On Sat, 27 Sep 2003 20:52:34 -0000 "Simon Weaver" <Simon.Weaver@xxxxxxxx> wrote: http://www.ISAserver.org Hello Tom So it could be a DNS issue then? I should say it is not just one PC affected but over 20 that have this same application. On another matter, I am concerned that people are accessing the internet when teh firewall is disabled and I would like to stop this from happening. Any ideas? Simon Weaver Technical Consultant MCSE+Internet / MCSE Windows 2000 Integrated Solutions Corp. Ltd http://www.iscl.net <http://www.iscl.net/> -----Original Message----- From: Thomas W Shinder [mailto:tshinder@xxxxxxxxxxxxxxxxxx] Sent: 27 September 2003 19:28 To: [ISAserver.org Discussion List] Subject: [isalist] RE: Allow Port 319 through ISA http://www.ISAserver.org Hi Simon, If it works without the firewall client enabled, but it doesn't work when it is enabled, then I'd bet a dollar that it's a name resolution issue. HTH, Tom Thomas W Shinder www.isaserver.org/shinder ISA Server and Beyond: http://tinyurl.com/1jq1 Configuring ISA Server: http://tinyurl.com/1llp _____ From: Simon Weaver [mailto:Simon.Weaver@xxxxxxxx] Sent: Saturday, September 27, 2003 8:20 AM To: [ISAserver.org Discussion List] Subject: [isalist] Allow Port 319 through ISA http://www.ISAserver.org Hi everyone I think I am going completely mad!! I have a 3rd party application that communicates on Port 319 - If the users Win2k Workstations Firewall Client are enabled, the application does not respond. If they disable the firewall client, the program works fine. Can someone tell me where I need to enable port 319 through the firewall please? Thank you so much..... I think I am losing it :-( Sim ------------------------------------------------------ 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 ------------------------------------------------------ Other Internet Software Marketing Sites: Leading Network Software Directory: http://www.serverfiles.com No.1 Exchange Server Resource Site: http://www.msexchange.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 ISAserver.org Discussion List as: Simon.Weaver@xxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub') ------------------------------------------------------ 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 ------------------------------------------------------ Other Internet Software Marketing Sites: Leading Network Software Directory: http://www.serverfiles.com No.1 Exchange Server Resource Site: http://www.msexchange.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 ISAserver.org Discussion List as: jim@xxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub') ^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^* All mail from this domain is virus-scanned with RAV. www.ravantivirus.com ^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*