Datacenter Edition builds on the feature set offered by Enterprise Edition and eliminates a few features that aren’t considered appropriate for a large enterprise data center. For example, Datacenter does not support the Internet Connection Firewall or Internet Connection Sharing, two features designed to make Windows an Internet gateway for network clients. Both features are, however, supported by Standard Edition and Enterprise Edition. Datacenter Edition adds support....

In 1994, an incredibly forward-thinking man named Rasmus Lerdorf developed a set of tools that used a parsing engine to interpret a few macros here and there. They were not extravagant: a guest book, a counter, and some other "home page" elements that were cool when the Web was in its infancy. He eventually combined these tools with a form interpretation (FI) package he had written, added some database support, and released what was known as PHP/FI.Then, in the spiri....

Log files track the activity on a computer so administrators can see who has used the computer, what they did, how long they stayed connected, and where they came from. Since a log file can also record the activity of an unauthorized intruder, much like a surveillance camera can record a burglar breaking into a store, hackers look for the log file as soon as they get access into the computer. Script kiddies often delete the log files to prevent the administrator from seeing ex....

When we think of Trojans, we normally think of the huge wooden horse that the Greeks gifted the city of Troy, in which they had secretly hidden a small number of their warriors. When the Trojans took the horse into the city the soldiers emerged and opened the gates to the cities enemies. Computer trojans are based on the same idea; what can appear to be useful program or harmless site can be hiding a small Trojan program that once it has infected your computer opens a secret b....

Whether it’s because you have made a call using a mobile phone, received a message on your pager, checked your email from a PDA or even just seen an advert related to it, we have all come across a wireless data or voice network!If a user, application or company wishes to make data portable, mobile and accessible then wireless networking is the answer. A wireless networking system would rid of the downtime you would normally have in a wired network due to cable problems. ....