ZModem & ZModem Batch are now available. ZModem CANNOT be selected as your default transfer protocol. . YModem, YModem Batch & SEAlink Derived Batch are also available. YModem & SEAlink Derived Batch CANNOT be selected as default transfer protocol. . If you would like to use ZModem, YModem or SEAlink Derived Batch, Enter (S)...Select at time of transfer. . You may select any of the following as your default protocol: