To connect use the Remote Desktop Connection Tool, Once opened enter the IP/Name provided in the email into the Host/Computer field and click connect, after that you will be asked for login credentials, enter them and you will be connected.
To Open the Remote Desktop Connection Tool, follow these steps
Windows 10 : Open start menu and search for Remote Desktop to open the remote desktop application
Windows Vista / 7 / 8 / 8.1 : Click Start, point to All Programs, point to Accessories, and then click Remote Desktop Connection.
For XP : Click Start, point to All Programs, point to Accessories, point to Communications, and then click Remote Desktop Connection.
Note : XP users must install this update.
Mac OSX : Download and install this software to connect.