Proxy
A single machine LAN connected to theInternet and making requests to other Internet computers network such as requesting a web page. A proxy can also act as Firewall to block the entrances or exits are not allowed. A proxy is also for users, a server used to make requests of web pages for them to preserve their anonymity.
PSP
PSP - PlayStation Portable: new game console from Sony. The PSP is more than just a game console: it also allows, among others, listen and store MP3 and watch videos. It also has a feature Wi-Fi for networked gaming and surfing theInternet.
The PSP is equipped with a Processor clocked at 333 MHz which also incorporates the graphics, the audio portion and a Memory This 4-Mb chip is based on the MIPS R4000. A reconfigurable core called VME (Virtual Mobile Engine) is also present and clocked at 166 MHz. Everything comes with a screen color 4.3 "particularly highlighted by fans of the little beast. Storage level, the PSP uses discs UMD (Universal Media Disc) 1.8 GB and also a reader for Memory Stick Duo. It weighs 260 grams and in the use made of them offers a range of about 3-4 hours.
Push
The information is transmitted to the user as an alert system, he did not need to make the application, unlike the pull mode.
Quadruple play
The quadruple play is the Triple Play which we added mobile phones.
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