Mitsubishi Electric CR800 Series Ethernet Function Instruction Manual page 62

3 Description of functions
3.5.5.2. Using UDP/IP
The following is the communication procedure when performing SLMP communication with UDP/IP.
With UDP/IP, connections are not established when communication is executed, and whether data is received normally or
not is not checked. Therefore, the line load is low. However, data is less reliable as compared to TCP/IP.
External device
The external device sends a request message
to the robot.
The external device receives the response message
from the robot and confirms the operation result.
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SLMP-compatible device