The CTSY Dispatcher shall invoke this function on receiving the EMobileCallTransfer request from the CTSY.

It is a request call that is completed by invoking CCtsyDispatcherCallback::CallbackCallControlTransferComp()

This request should be completed when the request to transfer the call has been placed.

Implementation of this interface should transfer the specified held call. Transferring a call can be requested when there is one held call and another call either connected or in the ringing state. When the two remote parties are transferred to each other, the party requesting this operation (us) drops out of the call.

RMobileCall::Transfer()