Panasonic kx-ns500 Pc Programming Manual page 834

24.4 UM Configuration—[5-4] System Parameters—Parameters
Message Waiting Notification—System Callback No. (Up to 32 digits)
Specifies a callback number to be displayed with text reports of messages waiting notifications. The system
callback number is displayed when the caller does not enter his or her telephone number when prompted by
the system.
Value Range
Max. 32 digits
Feature Guide References
3.2.1.30 Message Waiting Notification—Telephone Device
External Message Delivery
Determines how essential External Message Delivery features are carried out.
Retry Times (times)
Specifies the number of times the system will attempt to deliver an external message when the destination is
busy or does not answer.
Value Range
0–3 times (E/NE: 0–4 times, NZ: 0–5 times, C: 0–9 times, Taiwan/Malaysia: 0–2 times)
Feature Guide References
3.2.2.12 External Message Delivery Service
Busy Delay (min)
Specifies the length of time (in minutes) the system waits to try to deliver an external message again when the
destination is busy.
Value Range
1–60 min (Malaysia: 2–120 min)
Feature Guide References
3.2.2.12 External Message Delivery Service
No Answer Delay (min)
Specifies the length of time (in minutes) the system waits to try to deliver an external message again when the
destination is not answering.
Value Range
60–120 min
Feature Guide References
3.2.2.12 External Message Delivery Service
834 PC Programming Manual