Lanner FW-8896A User Manual page 45

VT-UTF8 Combo Key Support: this option enables/disables VT-UTF8 combination key support for ANSI/VT100
terminals.
Recorder Mode: on this mode, when "Enabled", only text will be sent. This is to capture terminal data.
Resolution 100 x 31: select "Enable" or "Disable" for extended terminal resolution.