5.6KX-TD500 PBX Programming for Inband Integration
b)Program the PBX so that unanswered calls are redirected to the VPS (Intercept Routing No Answer feature).
1)Go to the
2)Assign "Intercept Destination Day/Night" for the trunk group.
3)Click "Apply" to save the changed data.
Note
•Specify the FDN for the extension group to which VM or AA has been assigned.