Depending on the configuration (scope of the data), an instance of the data output is
t
oo big for a UDP datagram. The instance is then split up into fragments and sent in
several sequential UDP datagrams.
Payload #1 Payload #2
.......
Payload #N
length
Measurement
Data Output
Measurement Data Output
.......
offset
header
payload
offset
header
payload
Measurement
Data
Fragments
offset
header
payload
header
payload
UDP
Datagram
length
chksum
length
length
Figure 4: UDP datagram and measurement data
T
he following figure shows a datagram that a device (IP address: 192.168.0.170)
sends to a receiver (IP address: 192.168.0.50). Every instance of the data output is
divided into three fragments.
DATA OUTPUT 4
8022708/2019-04-15 | SICK T E C H N I C A L I N F O R M A T I O N | microScan3, outdoorScan3
13
Subject to change without notice