Compact, yet rugged, the IR-711UB from ORing is an industrial-grade cellular VPN router with one 10/100Base-T(X) and one USB 2.0 host to bring mobile internet access from any GPRSG, 3G, or 3.5G USB modem to the local area network. The space-saving IP-30 housing and wide temperature tolerance of -20 to 70°C, and the DIN-rail mounting option allows it to be installed in space-constrained locations that are subject to extreme temperature conditions. The router supports HTTPS and VPN for secure internet browsing and virtual network, while the SSL technology ensures that data transmission is well-encrypted, claims the company. Additionally, for full policy control of internet security and order, it offers IP and MAC filters. The company claims that it seamlessly links different IP address spaces. Upon encountering power or link failure, the router sends out warnings to network devices.