In this post we will set up firewall rules using Group Policy Objects under Windows 2008 Server. When you install a windows role or feature the installer will configure firewall rules automatically upon installation. Some third party installers reconfigure the default Windows Firewall port settings and no further configuration is needed (e.g. Xenapp 5.0 for Windows 2008 to allow incoming connections, such as those from ICA traffic and the IMA service), some others don’t… For those applications we will configure the firewall rules and import those settings into an existing GPO with the netsh advfirewall command.
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In this post we will describe how to configure a Windows 2008 Event Collector server to process events forwarded from Windows XP and Windows 2003 clients. The event forwarding system (aka syslog) relies on WinRM, there are two versions of the WinRM service: v1.1 and v2.0, each version of the service listen on a different default port (HTTP 80 + HTTPS 443 for WinRM 1.1, HTTP 5985 + HTTPS 5986 for WinRM 2.0). That is why you should upgrade WinRM 1.1 to WinRM v2.0 on your XP and 2003 clients in order to use event forwarding. For more details abour WinRM I suggest you read this article.

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