Welltech FXSO Gateway In SIP V.1.2 - Manual (Page 96)

FXSO SIP Gateway User Manual Document Ver.: 102
Released Dec., 2004
94
Disconnect tone 3 paramter
Frequency high : 620
frequency low : 480
frequency high level : 8
frequency low level : 8
Tone1 on : 50
Tone1 off : 50
Tone2 on : 1023
Tone2 off : 1023
Disconnect tone 4 paramter
Frequency high : 621
frequency low : 481
frequency high level : 8
frequency low level : 8
Tone1 on : 25
Tone1 off : 25
Tone2 on : 50
Tone2 off : 50
(Confirm the values is correct or not)
(Key in the commit and reboot command if you finish the procedures as above)