GMDSS: Element 7

1. A Select Routine priority, enter other vessel's MMSI, specify legal alternate frequency, F1B emission and transmit the properly formatted DSC call.
2. B Select Urgency priority, enter other vessel's MMSI, specify legal alternate frequency, F1B emission and transmit the properly formatted DSC call.
3. C Select Routine priority, enter own vessel's MMSI, specify legal alternate frequency, F1B emission and transmit the properly formatted DSC call.
4. D Select Routine priority, enter other vessel's SELCALL for TELEX specify legal alternate frequency, F1B emission and transmit the properly formatted DSC call.

Tip: press A-D to answer