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31 Days Before Your CCENT Certification Exam: A Day-By-Day Review Guide for the ICND1 (100-101) Certification Exam, Second Edition by Allan Johnson

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Day 26. VLAN Concepts

CCENT 100-101 ICND1 Exam Topics

Image Describe how VLANs create logically separate networks and the need for routing between them.

Image Explain network segmentation and basic traffic management concepts.

Key Points

Most large networks today implement virtual local area networks (VLAN). Without VLANs, a switch considers every port to be in the same broadcast domain. With VLANs, switch ports can be grouped into different VLANs, in effect segmenting the broadcast domain. Today, we review VLAN concepts, consider traffic types, discuss ...

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