Re: IIS/firewall problem

From: Chris Crowe [MVP] (IISMVP2005_at_iisfaq.homeip.net)
Date: 08/26/05

  • Next message: Chris Crowe [MVP]: "Re: add asp.net version for virtual directory in iis"
    Date: Sat, 27 Aug 2005 07:24:38 +1200
    
    

    Port 80 is all you need for HTTP traffic, and 443 if you use SSL, I think
    your firewall is still the problem. I would check the firewall logs and see
    what you find there.

    -- 
    Cheers
    Chris
    Chris Crowe [IIS MVP]
    http://blog.crowe.co.nz
    "Jase" <jase@hotmail.com> wrote in message 
    news:PFJPe.1266$kE2.586@newsfe3-gui.ntli.net...
    > Hi,
    >
    > I have set up a web site which runs off one of our internal web servers. 
    > Everything works fine when I try to access the site from within our 
    > network but unfortunately it doesn't work at all when I try to access it 
    > over the internet - I get "Cannot find server" error page.
    >
    > I have configured NAT so that one of our external IP addresses points to 
    > the internal IP address of the server - I know this is working because I 
    > have accessed other services on that server externally. I have also 
    > purchased a domain name and have configured its A record to point to the 
    > server's external IP address. I have configured the host header name in 
    > IIS to the domain name.
    >
    > I have also opened port 80 on our firewall so that it is open for the 
    > source as the internal LAN web server IP and the destination as "*".
    >
    > I'm almost totally sure it's a firewall issue because:
    >
    > 1) It works fine internally within our network
    > 2) It still doesn't work when I add the domain name and external IP to my 
    > Hosts file (therefore it won't be a domain issue)
    >
    > Does anyone have any suggestions as to what the problem could be? Do I 
    > only have to open port 80 for IIS?
    >
    > TIA.
    > 
    

  • Next message: Chris Crowe [MVP]: "Re: add asp.net version for virtual directory in iis"

    Relevant Pages

    • Re: How to Maintain an IIS Server?
      ... > server running on a Windows 2000 server. ... before a firewall and antivirus have been installed]. ... open ports; however, this will not identify which program is using the port. ...
      (microsoft.public.inetserver.iis.security)
    • Re: CEICW fails at firewall config
      ... ISA Server prevents connection to a remote desktop when you connect through ... Remote Web Workplace on a Windows Small Business Server 2003-based computer ... Acceleration Server as a firewall. ... connection uses TCP port 4125. ...
      (microsoft.public.windows.server.sbs)
    • Re: How to Maintain an IIS Server?
      ... >> server running on a Windows 2000 server. ... > before a firewall and antivirus have been installed]. ... > program or executable using that port. ...
      (microsoft.public.inetserver.iis.security)
    • Re: login attempts
      ... > Every day i have on my win2000 iternet server a lots of wrong login ... Windows by default allows ... You also need a firewall. ... the internet, except for those ports you know you're using. ...
      (microsoft.public.win2000.security)
    • Re: Activesync / Airsync - Alternative Ports
      ... Setup a reverse HTTP proxy. ... Another idea is to use the PPTP capabilities of a Windows Server to allow ... Satellite - Cisco Firewall - Exchange Server ... So on the server side you would configure the port 80 to redirect to ...
      (microsoft.public.pocketpc.activesync)