11.0 Introduction 11.0.1 Why should I take this module? Welcome to Switch Security Configuration! An important part of your responsibility as a network professional is to keep the network secure. Most of the time we only think about security attacks coming from outside the network, but threats can …
10.0 Introduction 10.0.1 Why should I take this module? Welcome to LAN Security Concepts! If your career path is in IT, you won’t just be building or maintaining networks. You will be responsible for the security of your network. For today’s network architects and administrators, security is not …
9.0 Introduction 9.0.1 Why should I take this module? Welcome to FHRP Concepts! Your network is up and running. You’ve conquered Layer 2 redundancy without any Layer 2 loops. All your devices get their addresses dynamically. You are good at network administration! But, wait. One of your routers, …
8.0 Introduction 8.0.1 Welcome Welcome to SLAAC and DHCPv6! SLAAC and DHCPv6 are dynamic addressing protocols for an IPv6 network. So, a little bit of configuring will make your day as a network administrator lot easier. In this module, you will learn how to use SLAAC to allow …
7.0 Introduction 7.0.1 Why should I take this module? Welcome to DHCPv4! The Dynamic Host Configuration Protocol (DHCP) dynamically assigns IP addresses to devices. DHCPv4 is for an IPv4 network. (Don’t worry, you’ll learn about DHCPv6 in another module.) This means that you, the network administrator, do not …
6.0 Introduction 6.0.1 Why should I take this module? Welcome to EtherChannel! Your network design includes redundant switches and links. You have some version of STP configured to prevent Layer 2 loops. But now, like most network administrators, you realize that you could use more bandwidth and redundancy …
5.0 Introduction 5.0.1 Why should I take this module? Welcome to STP Concepts! A well-designed Layer 2 network will have redundant switches and paths to ensure that if one switch goes down, another path to a different switch is available to forward data. Users of the network would …
4.0. Introduction 4.0.1 Why should I take this module? Welcome to Inter-VLAN Routing! Now you know how to segment and organize your network into VLANs. Hosts can communicate with other hosts in the same VLAN, and you no longer have hosts sending out broadcast messages to every other …
14.0. Introduction 14.0.1. Why should I take this module? Welcome to Network Automation! Have you set up your home network? A small office network? Imagine doing those tasks for tens of thousands of end devices and thousands of routers, switches, and access points! Did you know that there …
13.0. Introduction 13.0.1. Why should I take this module? Welcome to Network Virtualization! Imagine you live in a two-bedroom house. You use the second bedroom for storage. The second bedroom is packed full of boxes, but you still have more to place in storage! You could consider building …