1.21.1.7 Call Transfer (CT)—by ISDN
Description
An ISDN call can be transferred to an outside party using the ISDN service of the telephone company, instead
of the PBX feature, without occupying a second ISDN line.
Conditions
•
This feature complies with the following European Telecommunication Standard (ETS) specification:
–
ETS 300 369 Explicit Call Transfer (ECT) supplementary service.
•
The availability of this feature is dependent on the contract with the telephone company.
•
This feature can be enabled or disabled on an ISDN port basis.
•
If an ISDN port is in P-P configuration, this feature can be used only when the network supports the "explicit
linkage" option.
•
Call Transfer with Announcement and Call Transfer without Announcement is possible. (® 1.12.1 Call
Transfer)
•
The call charges after completing this feature will not be recorded by the PBX.
User Manual References
1.4.1 Transferring a Call (Call Transfer)
1.21.1 Integrated Services Digital Network (ISDN)
Feature Guide
219