Chapter 3 PLC System Configuration & Settings Select the target email address of a receiver when the condition of sending an email is met in Trigger Receiving table. And the specific email box is set in the Email section. 3.1.4.12 Ethernet Port Advance Setting – Socket In the Socket table, users can set COM port parameters for data transmission via Ethernet. However, the function should be applied with specific API instructions. The system supports the data transmission between the CPU module and other CPU module or device via a socket as well as TCP and UDP protocols in each of which four groups of connections can be set. 3-101