A user reports that when receiving an inbound call on their IP Phone from the PSTN they are unable to transfer this call to another PSTN number. What is the reason for this failures?
A) The IP phone is configured with the wrong region.
B) The incoming calling search space of the SIP trunk does not include the partition of the line in the IP phone.
C) The service parameter related to Offnet to Offnet Call Transfer is set to TRUE.
D) The gateway is configured with the wrong device pool.

Question

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The Answer of A user reports that when receiving an inbound call on their IP Phone from the PSTN they are unable to transfer this call to another PSTN number. What is the reason for this failures?
A) The IP phone is configured with the wrong region.
B) The incoming calling search space of the SIP trunk does not include the partition of the line in the IP phone.
C) The service parameter related to Offnet to Offnet Call Transfer is set to TRUE.
D) The gateway is configured with the wrong device pool.

A User Reports That When Receiving an Inbound Call on Their