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31 Days Before Your CCNA Routing and Switching Exam: A Day-By-Day Review Guide for the ICND2 (200-101) Certification Exam, Third Edition by Allan Johnson

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Day 26. IOS Images and Licensing

CCNA 200-101 ICND2 Exam Topics

Image Manage Cisco IOS files

Key Topics

For the next 2 days, you review the exam topic for managing Cisco IOS files. Today, the review specifically covers the IOS image families for Versions 12 and 15 and the new licensing process introduced with Version 15.

Cisco IOS Software Release Families and Trains

To better meet the requirements of the different market segments, Cisco IOS Software is organized into software release families and software trains.

IOS Version 12.4 Family

The Cisco IOS Software 12.4 release family has two trains, as shown in Figure 26-1: the 12.4 mainline (M) ...

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