فرمت فایل : word(قابل ویرایش) تعداد صفحات:10 چکیده لاتین: - 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 principl ...
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