A system and method for controlling and monitoring an industrial controller using
a portable wireless device. The system includes a programmable logic controller
(PLC), a local server for exchanging communication with the PLC, a Internet Service
Provider (ISP) server for exchanging communication with the local server using
the Internet, and a wireless user communication device for exchanging communication
with the ISP server. A user utilizes the Internet to monitor the operation of the
PLC and input control commands to the PLC using the wireless user communication device.