Chapter 2: Operation
30
DSC calls
For more information on the session state icons see
Session state icons
on
page 30 below.
Session state icons
Session icons in the session view inform you of the severity or category of the
DSC call or Voice communication:
•
D
— Distress category
•
U
— Urgency
•
S
— Safety
•
R
— Routine
•
— Voice (voice call, non-DSC)
•
T
— Telex
Session line
The following table gives an overview of the information in the session line:
Note
If two identical polling or test calls are sent from the same MMSI and
the operator wants to resend a confirmation to the second call
received, it is necessary to put the session on hold and then activate
it again.
Session line
Explanation
OWN Distress
The ship is in own Distress. See also
To send a
Distress alert
on page 19.
Distress RX
You watch or participate in a Distress
communication for another station in Distress
RELAY calls
(numerous)
You watch or participate in a Distress
communication for another station in Distress
ALL SHIPS TX/RX
You have sent / received an all ships call
GROUP TX/RX
You have sent / received a group call