5.6 KX-TD500 PBX Programming for Inband Integration
c)
Program the amount of time that passes before unanswered calls are redirected to the VPS
(Intercept Routing No Answer timer).
1)
2)
3)
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Installation Manual
Go to the "2-4 System Timer 1/2" screen.
Assign "Intercept Time" parameter.
Click "Apply" to save the changed data.