December 2024
Beginner to intermediate
512 pages
13h 50m
English
book
31 Days Before your CCNA Exam: A Day-By-Day Review Guide for the CCNA 200-301 Certification Exam, 2nd Edition
by Allan Johnson
Content preview from 31 Days Before your CCNA Exam: A Day-By-Day Review Guide for the CCNA 200-301 Certification Exam, 2nd Edition
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Day 26
VLAN and Trunking Concepts and Configurations
Key Points
Most large networks today implement virtual local-area networks (VLANs). Without VLANs, a switch considers every port to be in the same broadcast domain. With VLANs, switch ports can be grouped into different VLANs, essentially segmenting the broadcast domain. Today we review VLAN concepts, consider traffic types, discuss VLAN types, and review the concept of trunking, including Dynamic Trunking Protocol (DTP). Then we review the commands to configure and verify VLANs, trunking, and inter-VLAN routing.
VLAN Concepts
Although ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.