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practical packet analysis using wireshark to solve real world network problems phần 2

Những điều tuyệt vời về phân tích gói tin là nó đã trở thành một phương pháp giải quyết vấn đề và tìm hiểu thêm về mạng ngày càng phổ biến. Nhờ sự ra đời của nhóm người sử dụng, wiki, và các blog, các kỹ thuật được đề cập trong cuốn sách này trở thành kiến thức điều kiện tiên quyết cho một số công việc. | The great thing about packet analysis is that it has become an increasingly popular method of solving problems and learning more about networks. Thanks to the advent of user groups wikis and blogs the techniques covered in this book are becoming prerequisite knowledge for some jobs. Packet analysis is a requirement for managing today s networks and this book will give you the jump start you need in learning how it all works. Why This Book You may find yourself wondering why you should buy this book as opposed to any other book about packet analysis. The answer lies right in the title Practical Packet Analysis. Let s face it nothing beats real-world experience and the closest you can come to that experience in a book is through practical examples of packet analysis with real-world case scenarios. The first half of this book gives you the prerequisite knowledge you will need to understand packet analysis and Wireshark. The second half of the book is devoted entirely to practical case scenarios that you could easily encounter in day-to-day network management. Whether you are a network technician a network administrator a chief information officer a desktop technician or simply a help desk worker you have a lot to gain from understanding and using packet analysis techniques. Concepts and Approach I am generally a really laid-back guy so I when I teach a concept I try to do so in a really laid-back way. This holds true for the language used in this book. It is very easy to get lost in technical jargon when dealing with a technical concept but I have tried my best to keep things as casual as possible. I ll make all definitions clear straightforward and to the point without any added fluff. If you really want to learn packet analysis you should make it a point to master the concepts in the first several chapters they are integral to understanding the rest of the book. The second half of the book is purely conceptual. You may not see these exact scenarios in your work but