What does MO-SBD and MT-SBD stand for and the difference between them?
MO-SBD stands for Mobile Originated SBD Message (MO) while MT-SBD stands for Mobile Terminated
(MT). In regards to transmitting data over the Iridium network using SBD messages they can be (MO),
meaning they are sent from an Iridium modem, or (MT), and meaning they are sent to an Iridium
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