The WI-I/O-2-E-N-GBL is a wireless networking I/O and Wi-Fi gateway that accommodates multiple I/O nodes and extends communications to sensors and actuators in local, remote or difficult-to-reach locations. It offers robust wireless technology and includes a simple Web-based user interface and a standards-based wireless protocol with a networking topology. It can provide IP-based networking across sprawling industrial environments and includes built-in I/O capability for digital and analog inputs and outputs. The modem can be configured for use globally via a built-in Webserver. The unit provides secure two-way wireless communications for challenging indoor and outdoor industrial environments.