Types de firewall • Filtrage de paquets • Les firewalls à filtrage de paquets ou de niveau 3 (L3, couche réseau) prennent des décisions fondées sur les adresses d’origine et de destination, et sur les ports contenus dans les paquets IP. Cette ...

DSL Solutions • DSL Solutions • A local area network stretching over several kilometers? • No problem with DSL products from Black Box. While the extent of local area networks was greatly limited in the past by the tight restrictions imposed b...

How to keep cabinets cool. • How to keep cabinets cool. • A must to keep cool • Networking equipment —especially servers— generates a lot of heat in a relatively small area. Today’s servers are smaller and have faster CPUs than ever. Because m...

HDCP • HDCP • HDCP (High Bandwidth Digital Protection) is an encryption system for digital video, which was developed in 2003 by Intel. It applies to all content on Blu-ray Discs and HD DVDs, and allows the best possible resolution for display...

Ethernet Extensions • Ethernet extensions • Not a solution that you can do inmediately or for somewhat money. • Computer cables can only be too short, but never too long. The same applies to networking cables. Sometimes it is just the last met...

Network Security • Technology Overviews • Network Security in a dangerous cyber world • How to protect yourself • Every network administrator is faced with this dilemma: The Internet can be a risky thing for your network, but your network need...