...can include branch offices, unmanned information kiosks, alarm and control systems, and even HVAC systems for climate control. Other applications include unmanned remote monitoring stations, satellite control equipment at communications towers, c...

...to be secured behind a firewall. You are, after all, connecting a local network to a public network. Therefore, the firewall should be set up to scan transmitted data, including the content of the information itself, before letting it enter your lo...

...design, one that defines the relationships and intersections between network services and functions via common interfaces and protocols. • In the OSI model the network architecture specifies a hierarchy of independent layers that contain module...

...signals. • You can find Component video on the latest DVD players and TV receivers, displaying the very high quality images permitted by DVDs to their best advantage. • Broadcast video signal standards • In addition to the video formats discuss...

Fibre vs. Copper • Fibre versus copper. • When planning a new or upgraded cabling infrastructure, you have two basic choices: fibre or copper. Both offer superior data transmission. The decision on which one to use may be difficult. It will of...