User Manual

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5.4.5 M2M API Protocol – Modbus/TCP
Figure 28 – Modbus/TCP protocol configuration
Enable Modbus/TCP
Enables M2M Modbus/TCP functions in the system.
Port
Specific port for Modbus/TCP only, range 1 – 65535. The device do NOT
alerts you if you specify a port number that is already occupied.
Last access IP
Read-only value indicating the IP address from which the last
Modbus/TCP command was received. The “Refresh” button updates this
value.
Enable IP filter
To improve security, the IP filter can be used to specify a range of IP
addresses from which Modbus/TCP commands are accepted. Commands
from addresses outside of this range will be ignored.
Save Changes
Saves the changes.
Note: Measurement available only for PowerPDU 8QS.