Extension Number (for Two-way Record)
Specifies the floating extension number of the UM/VM (DPT) group containing the extension’s mailbox.
Value Range
Max. 5 digits (consisting of 0–9)
Maintenance Console Location
12.1.4 PBX Configuration—[4-1-4] Extension—Wired Extension—Flexible Button
Feature Guide References
2.28.3 Voice Mail DPT (Digital) Integration
3.1.1 Unified Messaging System Overview
Extension Number (for Two-way Transfer)
Specifies the floating extension number of the UM/VM (DPT) group containing the desired mailbox.
Value Range
Max. 5 digits (consisting of 0–9)
Maintenance Console Location
12.1.4 PBX Configuration—[4-1-4] Extension—Wired Extension—Flexible Button
Feature Guide References
2.28.3 Voice Mail DPT (Digital) Integration
3.1.1 Unified Messaging System Overview
Extension Number (for Voice Mail Transfer)
Specifies the floating extension number of the UM/VM (DTMF/DPT) group containing the desired mailbox.
Value Range
Max. 8 digits (consisting of 0–9)
Maintenance Console Location
12.1.4 PBX Configuration—[4-1-4] Extension—Wired Extension—Flexible Button
Feature Guide References
2.28.2 Voice Mail DTMF Integration
2.28.3 Voice Mail DPT (Digital) Integration
3.1.1 Unified Messaging System Overview
Extension Number (for SDN)
Specifies the floating extension number of the PDN extension corresponding to this SDN button.
670 PC Programming Manual
12.1.4 PBX Configuration—[4-1-4] Extension—Wired Extension—Flexible Button