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- Background and Firewall Basics
Before being able to understand a complete discussion of firewalls, it's important to understand the basic principles that make firewalls work.
What is a network firewall?
A firewall is a system or group of systems that enforces an access control policy between two or more networks. The actual means by which this is accomplished varies widely, but in principle, the firewall can be thought of as a pair of mechanisms: one which exists to block traffic, and the other which exists to permit traffic. Some firewalls place a greater emphasis on blocking traffic, while others emphasize p
برچسب ها:
تحقیق درباره اصول پيش زمينه و firewall اصول پيش زمينه و firewall دانلود تحقیق درباره اصول پيش زمينه و firewall اصول پيش زمينه firewall تحقیق درباره اصول زمينه firewall