Below are a few scenarios and possible problems. Interface telnet window does not connect to any device in the same room and the reset function does not appear to work for the same devices. Terminal server name or IP address is incorrect. The network is not connected or the terminal server is not switched to Thin ethernet mode. Ports may be configured incorrectly.
Software has incorrect address for the terminal server.
Terminal server hardware malfunction. Interface telnet window does not connect to one specific device, and the reset function does not work. Device is not connected to the correct corresponding port. Terminal server port is configured incorrectly. Software has incorrect address or port name for the port of terminal server.