How to Enable / Disable Multiple RDP Sessions in Windows 2008 or 2008 R2

Artigo retirado de: https://support.powerdnn.com/kb/a419/how-to-enable-disable-multiple-rdp-sessions-windows.aspx

Data: 21/04/2014

How to Enable/Disable Multiple RDP Sessions in Windows 2008 or 2008 R2
By default, Windows 2008/2008R2 servers allow two simultaneous Remote Desktop sessions. You may choose to disable multiple RDP sessions if desired. If only one session is available and you take over another person's live session, you may choose to enable multiple RDP sessions. This article describes the process for disabling and enabling multiple sessions.

Disable Multiple RDP Sessions

1. Log into the server using Remote Desktop. 
   • In Windows 2008 R2
     • Click Start > Administrative Tools > Remote Desktop Services > Remote Desktop Session Host Configuration.
   • In Windows 2008
     • Click Start > Administrative Tools > Terminal Services >Terminal Services Configuration.
2. Double click Restrict Each User to a Single Session.
3. Check Restrict each user to a single session.
   

Enable Multiple RDP Sessions

1. Log into the server using Remote Desktop. 
   • In Windows 2008 R2
     • Click Start > Administrative Tools > Remote Desktop Services > Remote Desktop Session Host Configuration.
   • In Windows 2008
     • Click Start > Administrative Tools > Terminal Services >Terminal Services Configuration.
2. Double click Restrict Each User to a Single Session.
   
3. Uncheck Restrict each user to a single session.
4. Click OK.