Book Image

Networking Fundamentals

By : Gordon Davies
Book Image

Networking Fundamentals

By: Gordon Davies

Overview of this book

A network is a collection of computers, servers, mobile devices, or other computing devices connected for sharing data. This book will help you become well versed in basic networking concepts and prepare to pass Microsoft's MTA Networking Fundamentals Exam 98-366. Following Microsoft's official syllabus, the book starts by covering network infrastructures to help you differentiate intranets, internets, and extranets, and learn about network topologies. You’ll then get up to date with common network hardware devices such as routers and switches and the media types used to connect them together. As you advance, the book will take you through different protocols and services and the requirements to follow a standardized approach to networking. You’ll get to grips with the OSI and TCP/IP models as well as IPv4 and IPv6. The book also shows you how to recall IP addresses through name resolution. Finally, you’ll be able to practice everything you’ve learned and take the exam confidently with the help of mock tests. By the end of this networking book, you’ll have developed a strong foundation in the essential networking concepts needed to pass Exam 98-366.
Table of Contents (23 chapters)
Free Chapter
Section 1: Network Infrastructure
Section 2: Network Hardware
Section 3: Protocols and Services
Section 4: Mock Exams
Mock Exam 1
Mock Exam 2

Dial-up connectivity

You may be looking at the title of this section and wondering why are we covering such an old technology. The simple answer to this is that, despite its age, dial-up is still used. However, unless you're living in rural areas where faster methods are not available, it is unlikely that it would be used as a primary means of connection to a WAN. In most instances, dial-up would be used as a backup means of connectivity, used for allowing support staff to connect and rectify any issues with the primary means of connection. Imagine that you are an on-call network engineer, and someone calls you up in the middle of the night to report that there is no internet access. You try to connect to the router from home, but there is no connectivity. You then use a dial-up connection to dial into the network, connect to the router via its internal interface, and rectify...