DSC calls
24 Chapter 2: Operation 98-171832-A
Session status:
The session status can be one of the following:
Session category icons:
Session category icons in the session view show the categories of all DSC call or
Voice communication in the list:
•D — Distress
•O — Own distress
• U — Urgency
•S — Safety
•R — Routine
• ? — Unknown category (error in message)
• — Voice (VHF voice call, non-DSC)
• — MOB Distress event (closed loop/open loop)
Session status Explanation
WAIT FOR
ACKNOWLEDGE
You made an individual call to a station and are
awaiting a reply to establish connection.
OCCUPIED The DSC transmission mechanism waits until the
DSC channel (70) is free.
TRANSMITTING Transmission of a DSC message is ongoing.
LINK FOR COM The communication has been established in a
routine call.
ACKNOWLEDGED The call has been acknowledged.
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