DMZ (computing) the router has no programming to handle (6in4 or GRE tunnels are prototypical examples). DMZ (computing) In computer security, a DMZ or demilitarized zone (sometimes referred to as a perimeter network or screened subnet) is a physical or logical subnetwork that contains and exposes an organization's external-facing services to an untrusted network, usually a larger network such as the Internet. The purpose of a DMZ is to add an additional layer of security to an organization's local area network (LAN): an external network node can access only what is exposed in the DMZ, while the rest of the organization's network
The Centre for Computing History from programming workshops using 1980s BBC Micros to gaming tours to coding using software like Scratch for the Raspberry Pi. The centre also loans artefacts for film and TV productions and has helped with props and sets for "The IT Crowd", "Brits Who Made the Modern World" on Channel Five with Peter Snow and in April 2009 produced the "Gadget Hall of Fame" stand at "The Gadget Show Live" exhibition at the NEC in Birmingham. The centre collects and preserves historical computing related artefacts and has undertaken a project to preserve the data from the BBC Domesday Project and make