Feature Default
Extension Feature Clear
*1
790
Extension Personal Identification Number (PIN) set/cancel
*1
799
Dial Information (CTI)
None
Other PBX Extension Number (TIE) 1–16
None
Quick Dialling
*3
None
*1
SIP extension users can use these feature numbers.
*2
From a SIP extension, this feature number can be used only for Call Park Retrieve.
*3
It is possible to register Quick Dialling numbers that overlap with other registered numbers. This is used for the Automatic
Rerouting of VoIP Calls To Public Trunk feature.
2. Flexible Numbering (available while a busy, DND, or ringback tone is heard)
Feature numbers which are available while a busy, DND, or ringback tone is heard can be customised for
easy use. The numbers should be one digit ("0" through "9", " ", or "#") and must not conflict. For default,
refer to the following table:
[Flexible Numbering Table (available while a busy, DND, or ringback tone is heard)]
Feature
Default
Call Waiting/DND Override
*1
1 or 2
*2
Executive Busy Override
*1
3
Message Waiting set
*1
4
Call Monitor
*1
5
Automatic Callback Busy/CCBS 6
Alternate Calling—Ring/Voice
*1
SIP extensions cannot perform DND Override, Executive Busy Override, Message Waiting, or Call Monitor, but can be the
recipient of them.
*2
To use Call Waiting/DND Override, both "1" and "2" are available by default.
3. Fixed Numbering (available while dialling or talking)
The features which are available while dialling or talking have fixed numbers as shown in the following
table:
[Fixed Numbering Table (available while dialling or talking)]
Feature
Fixed Numbering
Pulse to Tone Conversion
Conference
*1
3
Door Open
*2
5
*1
SIP extensions cannot establish conferences but can participate in them.
*2
SIP extension users can use these feature numbers.
Feature Guide 489
5.5.7 Flexible Numbering/Fixed Numbering