Auerswald COMpact 5200 Advanced Information page 478

Settings – Réseaux publics
Connexions RNIS
Select the type (Unknown, Subscriber, National, International) how the
phone number shall be transferred.
Select the phone number format dependent on the phone number type.
Utiliser identité en départ en cas de transfert d'appel
Requirements
• CLIP no screening switched on for the ISDN connection

If a call is forwarded via the external connection, the caller's phone
number is sent to the? destination of the forwarded call. If it is an
anonymous call, the function behaves as if it was switched off.

The PBX's phone number is sent to the destination of the forwarded
call.
CALL FORWARDING UNCONDITIONAL (CFU)
Transfert d'appel disponible dans la ligne

The exchange line has a CFU, therefore this function can be enabled.

The exchange line does not have a CFU, therefore this function must
be disabled.
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COMpact 5200/5200R/5500R - Firmware V7.2 - Advanced Information V04 07/2018