16.0 - Introduction 16.0.1 Why should I take this module? Welcome to Network Security Fundamentals! You may have already set up a network, or you may be getting ready to do just that. Here is something to think about. Setting up a network without securing it is like …
14.0 Introduction 14.0.1 Why should I take this module? Welcome to Transport Layer! The transport layer is where, as the name implies, data is transported from one host to another. This is where your network really gets moving! The transport layer uses two protocols: TCP and UDP. Think …
13.0 Introduction 13.0.1 Why should I take this module? Welcome to ICMP! Imagine that you have an intricate model train set. Your tracks and trains are all connected and powered up and ready to go. You throw the switch. The train goes halfway around the track and stops. …
12.0 Introduction 12.0.1 Why should I take this module? Welcome to IPv6 Addressing! It is a great time to be (or become) a network administrator! Why? Because in many networks, you will find both IPv4 and IPv6 working together. After the hard work of learning to subnet an …
11.0 Introduction 11.0.1 Why should I take this module? Welcome to IPv4 Addressing! Currently, there are still plenty of networks using IPv4 addressing, even as the organizations which use them are making the transition to IPv6. So it is still very important for network administrators to know everything …
10.1 Introduction 10.0.1 Why should I take this module? Welcome to Basic Router Configuration! Have you ever run a relay? The first person runs the first leg of the race and hands off the baton to the next runner, who continues forward in the second leg of the …
2.0 Introduction 2.0.1 Why should I take this module? Welcome to Basic Switch and End Device Configuration! As part of your career in networking, you might have to set up a new network or maintain and upgrade an existing one. In either case, you’ll configure switches and end …
9.0 Introduction 9.0.1 Why should I take this module? Welcome to Address Resolution! Hosts and routers both create routing tables to ensure that they can send and receive data across networks. So how does this information get created in a routing table? As a network administrator, you could …
3.0 Introduction 3.0.1 Why should I take this module? Welcome to Protocols and Models! You know the basic components of a simple network, as well as initial configuration. But after you have configured and connected these components, how do you know they will work together? Protocols! Protocols are …
4.0 Introduction 4.0.1 Why should I take this module? Welcome to Physical Layer! The physical layer of the OSI model sits at the bottom of the stack. It is part of the Network Access layer of the TCP/IP model. Without the physical layer, you would not have a …
