Free CCNA 200301 flashcards/Packet Tracer labs for the course: https://jitl.jp/ccnafiles
My CCNA Book: https://www.manning.com/books/acingt...
Boson ExSim: https://jitl.jp/ccnaexsim ← the BEST practice exams for CCNA
Boson NetSim: https://jitl.jp/ccnanetsim ← 100+ detailed guided labs for CCNA
ExSim + NetSim: http://jitl.jp/ccnakit ← get BOTH for a discount!
CCNA Gold Bootcamp: https://www.flackbox.com/ciscoccnac... ← the course I used to get my CCNA (top rated course on the Internet)

Get the course adfree with bonus quizzes and more on JITL Academy: https://courses.jeremysitlab.com

How to use the flashcards:    • (OLD) Free CCNA | Using Anki Flashcar...  

In this video, day 5 of my free CCAN complete course, you will learn about Ethernet LAN switching, focusing on Layer 2 of the OSI model.

In this FREE and COMPLETE CCNA 200301 course you will find lecture videos covering all topics in Cisco official exam topics list, endofvideo quizzes to test your knowledge, flashcards to review, and practice labs to get handson experience.

SUPPORT MY CHANNEL

The best way to support my channel is to like, comment, subscribe, and share my videos to help spread the word!
If you can spare to leave a tip, here are some options:

PayPal: https://paypal.me/jeremysitlabYT
BAT (Basic Attention Token) tips in the Brave browser (https://www.jeremysitlab.com/bravebr...)
======================
Patreon:   / jeremysitlab  
======================
Cryptocurrency Addresses

Bitcoin: bc1qxjpza7nx46e8a2rtz6vkcrvxx9mfjnufdrk0jv
Ethereum: 0x08B4325b1B99B05d850A3bfCd4A6620D770cfB64
======================

0:00 Introduction
0:59 OSI Model Physical Layer review
1:54 OSI Model Data Link Layer review
3:04 Local Area Networks (LANs)
4:46 OSI Model PDUs review
5:48 Ethernet Frame
7:23 Ethernet Frame Preamble & SFD
8:36 Ethernet Frame Destination & Source
9:31 Ethernet Frame Type/Length
11:47 Ethernet Frame FCS
13:52 MAC Addresses
15:24 Decimal number system
17:26 Hexadecimal number system
19:44 MAC Addresses continued
21:00 Unicast frames
21:40 MAC Address Table / Dynamic MAC Addresses
22:58 Unknown Unicast / Flooding
25:22 Known Unicast / Forwarding
26:22 MAC Learning & Frame Flooding/Forwarding review
31:36 Quiz 1
32:51 Quiz 2
33:42 Quiz 3
34:43 Quiz 4
36:15 Quiz 5

#cisco #CCNA