Book Image

Check Point Firewall Administration R81.10+

By : Vladimir Yakovlev
Book Image

Check Point Firewall Administration R81.10+

By: Vladimir Yakovlev

Overview of this book

Check Point firewalls are the premiere firewalls, access control, and threat prevention appliances for physical and virtual infrastructures. With Check Point’s superior security, administrators can help maintain confidentiality, integrity, and the availability of their resources protected by firewalls and threat prevention devices. This hands-on guide covers everything you need to be fluent in using Check Point firewalls for your operations. This book familiarizes you with Check Point firewalls and their most common implementation scenarios, showing you how to deploy them from scratch. You will begin by following the deployment and configuration of Check Point products and advance to their administration for an organization. Once you’ve learned how to plan, prepare, and implement Check Point infrastructure components and grasped the fundamental principles of their operation, you’ll be guided through the creation and modification of access control policies of increasing complexity, as well as the inclusion of additional features. To run your routine operations infallibly, you’ll also learn how to monitor security logs and dashboards. Generating reports detailing current or historical traffic patterns and security incidents is also covered. By the end of this book, you'll have gained the knowledge necessary to implement and comfortably operate Check Point firewalls.
Table of Contents (21 chapters)
1
Part 1: Introduction to Check Point, Network Topology, and Firewalls in Your Infrastructure and Lab
6
Part 2: Introduction to Gaia, Check Point Management Interfaces, Objects, and NAT
13
Part 3: Introduction to Practical Administration for Achieving Common Objectives

NAT policies, rules, and processing orders

With each new policy package, a NAT policy is automatically created. When we click on it in the navigation view on the left-hand side, we can see that it is comprised of the following column headers:

  • No.
  • Name
  • Original Source
  • Original Destination
  • Original Services
  • Translated Source
  • Translated Destination
  • Translated Services
  • Install On
  • Comments

Right-clicking anywhere in the headers area will manifest a column selector menu where we can check an empty checkbox for Hits to enable counters for each rule:

Figure 10.1 – The NAT policy structure

A policy is prepopulated with several section titles prefixed with Automatic Generated Rules:, and followed by either (No Rules) or the rule numbers within the section.

These are listed as follows:

  • Machine Static NAT
  • Machine Hide NAT
  • Address Range Static NAT
  • Network Static NAT
  • Address Range Hide...