Home » Terminal Services

How can I remotely enable Remote Desktop on Windows Server 2003 and Windows XP?

Start -> Run -> type Regedit
Click on File, then choose “Connect Network Registry”.
In the Select Computer search box either browse Active Directory to locate the remote server, or type its name in the dialog box.
In the remote machine’s registry navigate to the following key: HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server
Under the Terminal Server […]

RDP/Citrix clients cannot connect to Terminal Server - Protocol Driver Error

You may receive one of the following error messages:
The remote session was disconnected because the local computer’s client access license could not be upgraded or renewed. Please contact the server administrator.
• The remote computer disconnected the session because of an error in the licensing protocol. Please try connecting to the remote computer […]

Clients receive an error message that a temporary license will expire in x number of days

Clients receive an error message that a temporary license will expire in x number of days

Make sure that discovery is working between the terminal server and the license server. For more information, see the “Terminal Server cannot locate the license […]

No Terminal Services licenses are being issued from the available licenses

No licenses are being issued from the available licenses

Verify the licensing mode of the terminal server. Is it in Per User mode or in Per Device mode?

Per User licensing is not managed and no licenses will be issued from this pool.

If it is in Per […]

Event ID 1004 is generated on the Terminal Server

Event ID 1004 is generated on the Terminal Server
Event ID 1004 is generated on the terminal server every time that a client tries to connect. Terminal Server cannot issue a client license. This error may occur for many reasons. Most of the reasons are not related to licensing.
To rule out a licensing problem, try […]

Terminal server cannot find the terminal server license server

Terminal server cannot find the terminal server license server or Event ID 1010 in the system event log
To troubleshoot this problem, follow these steps:
1. Try to open Terminal Server Licensing. If you are prompted for the name of the license server, discovery is not working. Add the following registry key:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\TermService\Parameters
Name: […]

Event ID 1028: The terminal server client has been disconnected because its license could not be renewed

Event ID 1028: The terminal server client has been disconnected because its license could not be renewed
Source: termService
Possible Causes:

Mismatched Terminal Licensing Mode (Per user vs per Device)
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\TerminalServer\Licensing Core\PolicyAcOn key has incorrect value of 0 instead of 2 or 4
No Terminal Server CALs available on Licensing server

See: http://207.46.196.114/windowsserver/en/library/159e6ff8-4edb-43fd-8767-3d9858897e2c1033.mspx?mfr=true for possible causes and solutions.

Terminal ServicesTerminal Services

Terminal Services Per Device CAL Allocation Process

Terminal ServicesTerminal Services

Windows Terminal Services Per User CAL Allocation Process

Terminal ServicesTerminal Services

Event ID 1004 — The terminal server cannot issue a client license.

When you try to use Terminal Server Client to connect to a Terminal Server computer, you may receive the following error message:
Event Type: Error
Event Source: TermService
Event ID: 1004
Description:
The terminal server cannot issue a client license.
This error might be caused by one of the following conditions:

The licensing mode for the […]