Avaya IP Office / Patton M-ATA / Otis elevator phone

This video describes the troubleshooting steps necessary for me to figure out how to use a Patton M-ATA FXS device to integrate with Avaya IP Office R11 to provide dialtone to an Otis elevator allowing bidirectional DTMF over the SIP connection.

[@LVElevators1]

1:39 phone call

[@jessiefisher1291]

What was the issue? We Have a similar issue with voice & Otis elevators too

[@annmorland802]

Is the building under Construction?

[@KPfun542]

Oo

[@Dreammer_Trainlove243]

ฟรี ตำรวจทางหลวง
มือถือ 1193

[@KPfun542]

Cc v