Remote Desktop Access

[Itz_Me!!!]

How can I access my home desktop remotely?

Just enabling the remote desktop option and trying to connect using the external IP is not working.

[The Conqueror]

For Secure Remote Access,You can try :
Radmin (Remote Administrator) is the world famous, award winning secure remote control software and remote access software which enables you to work on a remote computer in real time as if you were using its own keyboard and mouse
http://www.radmin.com/

Or the freeware RealVNC
http://www.realvnc.com/

Alternatively you can try TeamViewer : http://www.teamviewer.com/index.aspx
Which is a good and fast option.