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–
The forward destination's telephone number is set in the CLI Destination of the receiving extension.
–
Automatic Walking COS is enabled for the receiving extension.
After a conversation is established with the forward destination (e.g., a cellular phone number), it is
possible to establish a Conference call, perform Call Splitting, and page with a call on hold to transfer the
call. This is the same as DISA Call Transfer from Outside Destination. For details, see "DISA Call
Transfer from Outside Destination".
[Example]
a.
Outside Caller calls Extn. 101 through DISA.
b.
Extn. 101 forwards the call to Cellular Phone-1.
Outside Caller establishes a conversation with Cellular Phone-1.
c.
Cellular Phone-1 presses "#" to put the conversation on hold, and then transfers the call to Cellular
Phone-2.
At this point, the CLIP information shown on Cellular Phone-2 may be one of the following:
Case 1: When Extn. 101 forwarded the call, Automatic Walking COS was performed with Cellular
Phone-1's telephone number.
–
Displayed CLIP: Same as if Extn. 101 made a trunk call.
Case 2: When Extn. 101 forwarded the call, Automatic Walking COS was not performed, and Option
4 is set to Enable.
–
Displayed CLIP: Outside Caller's telephone number and name.
Case 3: When Extn. 101 forwarded the call, Automatic Walking COS was not performed and Option
4 is set to Disable.
–
Displayed CLIP: The CLIP set for the line that Cellular Phone-1 used to transfer the call.
Trunk
Outside Caller
•
DISA Reorder Tone Duration
Telephone Company
Trunk
Trunk
c.
PBX
a.
Trunk
Forward to
Cellular Phone-1
Extn. 101
2.16.1 Direct Inward System Access (DISA)
Cellular Phone-2
Trunk
Transfer to
Telephone
Cellular Phone-2
Company
Trunk
b.
Cellular Phone-1
Feature Manual
173
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