Case 2:modem off-hook, extension pick-up, Case 1:modem off-hook, remote hang-up, Operation in voice mode – Longshine LCS-8560C1 User Manual

Case 2:modem off-hook, extension pick-up, Case 1:modem off-hook, remote hang-up, Operation in voice mode | Examples | Longshine LCS-8560C1 User Manual | Page 92 / 220