The Microsoft Terminal Services Client ActiveX control (also known as Microsoft RDP Client Control) Is ActiveX is component offered by the server This is a downloadable ActiveX control provides nearly the same functionality as the full Terminal Services Client, but is designed to deliver this functionality over the Web. The ActiveX control does not come installed as part of any Windows client system. Instead, clients obtain the control from web servers that offer terminal services. The configuration process that enables an IIS server to provide terminal services involves installing on the server a file containing the control. The server then delivers this file to any client system that needs it, and the client installs the control
When trying to browse remote web workplace hosted on a Small business Server 2008 we get the following error
VBScript: Remote Desktop Connection
The wizard cannot configure Remote Desktop Connection settings. Make sure that the client version of Remote Desktop Protocol (RDP) 6.0 or later is installed on this computer.
When we verify the version of mstsc .exe 6.0.6001.18000 however when we check the add-ons currently loaded in Internet Explorer 7 it show
Microsoft RDP client Control ActiveX control (Msrdp.ocx)
This is terminal services client add-on for Remote Desktop Protocol 5.0 as per the above mention error message we need Remote Desktop Protocol (RDP) 6.0 or later when we install Windows XP Service Pack 3 (SP3) The Microsoft Terminal Services Client ActiveX control is already includes this ActiveX control and installs it by using the Mstscax.dll file. By default, this ActiveX control is disabled in Windows XP Service Pack 3 (SP3).
if we disable Microsoft RDP client Control ActiveX control (Msrdp.ocx) add-on we get the error as follows:
The Microsoft Terminal Services Client ActiveX control (also known as Microsoft RDP Client Control) is either not available, or is not enabled. For more information about installing and enabling this ActiveX control, see the Microsoft TechNet Web site (http://go.microsoft.com/fwlink/?LinkId=103719).
do backup the favorites in Internet explorer
Reset the Internet Explorer Settings to defaults
Regsvr32 Mstscax.dll located in %Windir% \system32
Close all open all instances of Internet Explorer
Try browsing Remote Web Workplace now The Microsoft Terminal Services Client ActiveX control should be offered by the server install this ActiveX