General Features
Integrated Services Digital Network (ISDN) Call
Transfer
Description
You can transfer your call to an ISDN line without occupying the CO lines.
Notice:
• This feature complies with the following ETS (European Telecommunication Standard)
specifications: ETS 300 369 Explicit Call Transfer (ECT) supplementary service
• This feature can be used only when the network supports "explicit linkage" option.
Conditions
• The availability of this feature is depending on the contract with your telephone company.
• Be sure to enable the ISDN Call Hold feature and the ISDN Call Transfer feature in
programme [460] ISDN Call Hold and [461] ISDN Call Transfer beforehand.
• Unscreened Call Transfer is possible.
• The charge after completing ISDN Call Transfer will not be recorded in the system.
Programming Guide References
• [460] ISDN Call Hold
• [461] ISDN Call Transfer
Features Guide References
• Integrated Services Digital Network (ISDN) Call Hold
User Manual References
• 2.5.1 Transferring a Call from ISDN Line to ISDN Line (ISDN Call Transfer)
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Features Guide