__ What Is a Firewall and its function? In building construction, a firewall is a non-flammable walls that prevent fire spread throughout the building. Houses, for example, may have a firewall between the garage of the home to prevent fires threaten the garage from the other room. Quickly popular on the Internet firewall, a firewall is a term that more commonly used in computer networks. Such as firewalls used in homes and buildings, computer firewalls act as a barrier between the computers in the network. For companies with a computer network or to an individual with a permanent connection to the internet (such as through DSL or cable), the firewall is very important.
Without a firewall, intruders on the network will likely be able to destroy, damage or gain access to files on your computer. Firewalls can be found in the form of hardware or software. Although no complex explanation about how firewalls work, the firewall function is as a set of filters that constantly monitor the traffic on the network.
Each time the packet of information through one filter, a firewall prevents malicious attempts and prevent damage. Of course, sometimes firewalls block traffic that we want, but can also block progragram which we believe is safe. Through some settings, the repair process functions and facilities upgraded firewalls and filters can be customized with our desire to enhance their success.
Many computer users are accessing the Internet through a broadband router, they are greatly benefited by the firewall. The router itself can be configured to serve as a firewall, any malicious attacks from the network, will stop at the router, so avoid the adverse effects of other computers. As a hardware firewall can l