### Diagnostics and Resolutions: Windows NT

Use this information if you want to take a shortcut when you have any problem with RealPort on the Microsoft Windows NT system. Use this information also when you are talking with Digi Technical Support and they ask you to do a procedure.

Note: If this is the first time you are going through the troubleshooting process, it is recommended you go through the Main Troubleshooting Process. To get to this process, go to Symptoms: Windows NT.

Before you begin any of the procedures, keep in mind the following:

- Some of this troubleshooting involves the PortServer, the operating system you are working with and other hardware and software.
- At some point in this procedure, you might need to call Digi Technical Support. Writing down what you have done with what results would be helpful in describing what your problem is.
- At the beginning of this process and before you call Digi Technical Support, reboot your devices and check your cables. You might need to refer to the PortServer Cable Guide.

Following are possible procedures you might need to perform:

- Running PortServer Diagnostics
- Running PortServer II Diagnostics
- Resetting PortServer
- Testing the Port Connections
- Telnet: Receiving a Login Prompt
- Telnet: Receiving No Login Prompt