With SD-RED 60, you get a uniquely simple solution for extending network connectivity to your remote sites and branch offices - wherever they are in the world. With Sophos SD-RED, you can easily extend your secure network to other locations. No technical expertise is required at the remote site. Simply enter your device ID into your Sophos Firewall appliance and send the device to that location. Once the device is plugged in and connected to the Internet, it connects to your firewall and establishes a secure Ethernet tunnel. License from Sophos is required.