3.
Last access Read-only value indicating the address from which the last
Modbus/TCP command was received.5 M2M API Protocol Modbus/TCP
Figure Modbus/TCP protocol configuration
Enable Modbus/TCP Enables M2M Modbus/TCP functions the system kernel. The device NOT
alerts you you specify port number that already occupied. Commands
from addresses outside this range will ignored.
Save Changes Saves the changes.
. The “Refresh” button updates this
value.
Enable filter improve security, the filter can used specify range IP
addresses from which Modbus/TCP commands are accepted.45
5.
Port Specific port for Modbus/TCP only, range 65535
