The client could not connect to the remote computer

Symptom: When trying to access TS/RDC, you may receive this error: The client could not connect to the remote computer. Remote connection might not be enabled or the computer might be too busy to accept new connections. It is also possible that network problems are prevent your connection.

Case 1. The user has disabled Windows firewall. Try to telnet port 3389 from remote computer, receive failed error. Then try access itself using Remote Desktop, receive the same error. Finally, we find it is MacAfee personal firewall blocks the port 3389. After adding TS/RDC service (port 3389). The client can access it.

Case 2. The user uses Norton security and open the port 3389. The LAN users can access Remote Desktop computer but not not VPN clients. After checking the Norton Security settings, we find the firewall allows only local IP range 192.168.0.x to access the RDC while the VPN client is assigned different IP range 192.168.1.x. It works after adding 192.168.1.0 subnet to the Norton Security.

Case 3. The user is try to access a Windows 2000 Pro. Resolution is installing VNC or NetMeeting.

Connection to remote computer was broken caused by network error

Q: I want to use Remote Desktop from a VPN Connection. With WXP SP1 and SP2 I get "Remote Desktop Disconnected. Connection to the remote computer was broken ...
www.chicagotech.net/Q&A/vpn54.htm

Troubleshooting terminal server issues

Make sure that Remote Desktop is enabled 2. Reset connection 3. Reboot the server. For consultants, refer to cannot connect to TS page. ...
www.chicagotech.net/troubleshootingts.htm

Cannot initiate rdc

Symptom: When attempting to establish a Remote Desktop connection to a TS or ... "You cannot initiate a Remote Desktop Connection because the Windows logon ...
www.chicagotech.net/remoteissues/ts1.htm

Can't access RDC over VPN

After lowering the MTU value to 1200 for both Protocol and Tunnel I get immediate connection of the Remote Desktop session. :-) Thanks for the tip! ...
www.chicagotech.net/Q&A/vpn47.htm