Most firewall appliances are solid state and include a stripped down operating system. Running their own Web server, they are configured with a Web browser from any computer in the network.

The Cisco Firepower 2100 Series, launched Wednesday, includes four new next-generation firewall appliances: 2110, 2120, 2130 and 2140. The lower cost models – the 2110 and 2120 – include 1 RU ...