This issue may arise when using Telnet when opening socket connections to a Digi TransPorts serial port. This can occur when using the built-in Microsoft Windows Telnet client, or third-party terminal emulation software such as PuTTY.
This type of connection is most common when a TransPort is being used for out-of-band access. An example of this would be accessing a Cisco's console port via the TransPort.
3) Now when the connection to the serial port is made, the characters should no longer echo as they previously would have.
Feb 27, 2019