Why Is The Host Computer Unable To Ping Or Search For The Et-2200 Module - ICPDAS ET-2268 CR User Manual

ET-2200 Series Ethernet I/O Modules
A.3 Why is the Host computer unable to ping or search for the
ET-2200 module?
The Host computer can only establish communication with a module through specific ports.
Confirm with your network administrator that access to UDP Port 7, Port 57188, and Port 54321 is
not being denied by another network device.
The following provides more detailed information related to TCP/UDP ports:
TCP Port:
Port Number
80
502
UDP Port:
Port Number
7
57188
54321
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HTTP (Hyper Text Transport Protocol)
Modbus Data Port
Echo (Ping)
UDP Search Request
UDP Search Response
Description
Description
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