Fn – split-speed direction select, v.23, F – display telephone directory, Gn – select guard tone – Westermo TD-22 User Manual

Fn – split-speed direction select, v.23, F – display telephone directory, Gn – select guard tone | Gn – modem-to-modem flow control (xon/xoff) | Westermo TD-22 User Manual | Page 17 / 51