Cisco - expansion module

The Cisco Industrial Ethernet 3000 (IE 3000) series switches are a family of switches that provide a rugged, easy-to-use, secure switching infrastructure for harsh environments. The Cisco IE 3000 family features industrial design and compliance tools for ease of deployment, management, and replacement; and network security based on open standards. The Cisco IE 3000 is an ideal product for Industrial Ethernet applications, including factory automation, Intelligent Transportation Systems (ITSs), substations, and other deployments in harsh environments.