Panasonic KX-TVA594 Installation Manual page 161

b)
Program the PBX so that unanswered calls are redirected to the VPS (Intercept Routing No
Answer feature).
1)
Go to the "3-1 Trunk Group" screen.
2)
Assign "Intercept Destination Day/Night" for the trunk (CO line) 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.
5.6 KX-TD500 PBX Programming for Inband Integration
Installation Manual 161