In addition the book contains new practice exercises for all three of these topics to help reinforce the concepts and increase computation speed for exam preparation. CCNA ICND2 640-816 Official Cert Guide, 3rd Edition ISBN: 978-1-58720-435-7 About the Previous Edition - Now Out of Print CCNA ICND2 Official Exam Certification Guide, Second Edition, is a best of breed Cisco exam study guide that focuses specifically on the objectives for the CCNA ICND2 exam.
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