B - Programs: In addition to what is on the local network from the Internet, the programs require t

1-definition Internet word "Internet simple words" network of networks food styling techniques "where the Internet is composed food styling techniques of a large number of interconnected computers and scattered in many parts of the world. And governs the interdependence of these devices and Thadtha a set of standardized protocols called Internet messaging protocol (TCP / IP). Enables Internet food styling techniques users to take advantage of dozens of different services and communicate with other users. It is a window on the world and its culture Bashaoppe and Sciences and various means of communication between researchers food styling techniques and business food styling techniques sectors and departments and shared. And there is a tremendous amount of Internet information and renewable diverse and inclusive for all types of fields and fields. As the user can browse this voluminous and searched. Also, many companies offer tens of thousands of free software and complementary to various devices. And the user can transfer what he wants from the software food styling techniques on his personal account and used. Also, it is found on the Internet all kinds of news from the political, social, economic, technical and sports and weather. And recently has proliferated magazines food styling techniques and daily newspapers and weekly on the Internet. It also provides many news agencies and news agencies news and periodic food styling techniques reports on the events of the world's political, economic, sports and others.
Multiple services for the Internet as well as the user can listen to several radio stations and watch some television channels that began broadcasting on the Internet. Although the Pentagon is that the Internet began, but that at present no one owned and controlled by no one. It is our definition of the Internet as a network of networks, both its network and has administered and controlled without stretching its validity and scope of the governed to other networks. Of course, this does not contradict with its potential food styling techniques to do some countries develop some rules and regulations for the use of the Internet, but can not afford a state that imposes restrictions and regulations on all users of the Internet.
2 means of connecting food styling techniques to the Internet for all types of computers have the potential to connect to the Internet. Either of these devices to be connected to a local area network (LAN) has a link to the Internet or the computer is connected to the Internet to communicate solo on one Internet service providers and using your modem ((MODEM and phone line. See the following figure:
A- Internet Society ((ISOC food styling techniques global organization food styling techniques that does not belong to a particular state means regulatory affairs and coordination with regard food styling techniques to the Internet and its technologies. Assembly food styling techniques is composed of volunteer members food styling techniques representing companies and institutions and governmental sectors related to the Internet or participated in the provision of technology.
B - Council Building food styling techniques Internet ((IAB is this Council and is part of the Internet Society Bammarp Internet and its internal structure and its protocols and oversees the process of developing standards that operates on the Internet in addition to her work as a consultant for the Internet Society. Group consists of 13 elected members and are re-election every two years.
(C) Internet Engineering Task Force (IETF) is the follow-up of this team and directing research regarding the Internet and works under the cover (IAB). And the real work of this team working groups specialized sub-branches in several arrangements mean the Internet such as conversion and transport and protection.
D Internet Network Information Center (INTERNIC) This center and supervise management and registration for domain names (DNS) or Domain Names Service) networks and Internet-connected devices. When the desire of any person food styling techniques or entity in the registration of the name of a private network on the Internet was needed food styling techniques to coordinate with this center.
4.1. When you want to contact food styling techniques one of the permanent facilities or departments to take advantage of Internet food styling techniques services and open this area for its employees, it is best to connect their local networks to the Internet to enable everyone who works on devices connected to the network access to the Internet and take advantage of them. This type of contact is closely and always on the clock and this will be your organization's computer network is part of the global Internet where possible to put any information on the computer where the main pioneers of the Internet and enable worldwide access food styling techniques to this information and take advantage of them. The pros of the most prominent way communication and the exchange of permanent speed transmission of information and not exposed to any interruption in communication. And, of course, the way some of these drawbacks, food styling techniques including high cost and exposure to breakthroughs illegally by some of the participants food styling techniques in the Internet unless barricaded LAN programs and systems necessary to provide protection to them.
As for how to link this way, the sector Ragheb and who owns the local network it can provide adapter (Router) and the unity of CSU / DSU)) and to rent a line of communication is reserved and dedicated for this service and, of course, must be linked to the local network one of the providers of Internet access (( Internet Access food styling techniques Providers. illustrates the shape (29) Permanent Internet connection method., and this method requires the provision of hardware, software, the following:
A - devices food styling techniques in addition to the existing devices in the local network, the way you need constant contact to the following devices: the path of the so-called link or router (Router) Unit (CSU / DSU) Web server textile ******** **** Server that meets the demands of textile thread. another server it describes some of the major programs of the Internet. Server newsgroups News Server: who is to receive the news and sent to Mstvadin food styling techniques upon request. server communication and a range of modems (Modems) and telephone lines, and so if you want to enable food styling techniques employees to connect from outside the property and take advantage of Internet services.
B - Programs: In addition to what is on the local network from the Internet, the programs require the following programs: protection programs (Firewalls) to avoid intrusion from the outside and prevent users pain