Which of the following is a way to establish contact with a digital messaging system gateway station?
Send an email to the system control operator
Send QRL in Morse code
Respond when the station broadcasts its SSID
Transmit a connect message on the station’s published frequency✓الإجابة الصحيحة
الشرح
Gateway stations publish their frequencies and wait for connect requests addressed to their call sign; that request is what starts the session. Email, Morse code and SSID broadcasts are not part of how the link is established over the air.