We can enable ICMP Ping in Windows Server 2008 via Command Prompt console.

First, Just RDP/Terminal Services into your Windows 2008 Server.
Click START >> Command Line

Type the following command below :

[code]c:\>netsh firewall set icmpsetting 8[/code]

This will automatically turn on ICMP Ping.
We can also turn of ICMP Ping via command line below :

[code]c:\>netsh firewall set icmpsetting 8 disable[/code]

You can access your computer using remote desktop connection. Follow steps below :

In some case, we can't RDP from Remote Desktop Connection in Windows.
Calm down guys, don't be confuse.
Now I will show you how to RDP from console.

Example, we will RDP to example.com with IP address 192.168.100.100
so we can types like this:

mstsc /v:192.168.100.100 /console

or :

Below are the steps how to change the terminal server default port :
First, you need to RDP/connect into your server.
Login as administrator
Click Start >> Run >> regedit