cbtnuggets - JNCIS-ENT (JN0-343) - Layer 2 (Repost)

1. Course Introduction (7 min)
What is this course all about? What special features does it contain? Learn this and more in this introductory Nugget!
2. Using Your Flash Cards (5 min)
We examine exactly how to download and use your electronic flash cards.
3. How Layer 2 Switching Works (16 min)
What are the fundamental aspects of Layer 2-switched LANs versus shared LANs? How does Layer 2 switching really work? Learn all this and more in this important Nugget!
4. Hands-on Lab: Basic Switching (8 min)
In this lab, we examine some commands on an EX series Juniper switch that demonstrate the concepts discussed in the "How Layer 2 Switching Works" Nugget.
5. Switch Design Considerations (7 min)
There are so many switches to choose from today … how should we design the switched network? This Nugget provides valuable guidance.
6. Juniper Enterprise Switching Platforms (8 min)
There are many, many different Juniper switches out there! This Nugget sheds light on what the different platforms are all about.
7. Juniper Switch Frame Processing (5 min)
What are the components insider a Juniper switch that makes it so fast? Find out in this Nugget.
8. Hands-on Lab: Layer 2 Switching Operations (9 min)
We return to the Juniper command line in order to see some more important Layer 2 monitoring and configuration commands.
9. Virtual LANS (VLANs) (6 min)
VLANs are one of the most important ingredients in networks today. This Nugget details these important Layer 2 constructs.
10. Hands-on Lab: VLANs (10 min)
How do we create and assign VLANs? How do we configure a trunk port? All of these are very important questions. Answer them in this Nugget!
11. Voice, Native VLANs and RVIs (11 min)
VLANs give rise to some very interesting topics. Here, we define and explain the Voice VLAN, the Native VLAN, and the routed virtual interface (RVI).
12. Hands-on Lab: Voice and Native VLANs (11 min)
Let's master the configuration of Voice VLANs, and also take another look at Native VLAN functionality on Juniper devices!
13. Hands-on Lab: Configuring RVIs (6 min)
Learn how easy it is to set up the powerful RVI in this Nugget!
14. Why Spanning Tree Protocol? (9 min)
We examine the various switch behaviors that dictate the need for Spanning Tree Protocol (STP).
15. STP Terms and Concepts (13 min)
Learning STP is like learning a new language. In this Nugget, let's ensure you understand key terms and concepts regarding the operation of the protocol.
16. Building the Spanning Tree (10 min)
This Nugget walks you through the process of Spanning Tree Protocol convergence, and then reconvergence in the network.
17. Rapid Spanning Tree Protocol (10 min)
There are definitely issues with classic Spanning Tree Protocol (STP). This Nugget discusses a much improved version.
18. Hands-on Lab: Configuring STP-RSTP (9 min)
We have fun with STP and RSTP at the command line in this Nugget!
19. Using Juniper Documentation (5 min)
This Nugget ensures you are comfortable finding important information using the Juniper.net web site.
20. Using Junospere for Lab Practice (4 min)
This Nugget presents another option for lab practice.