كتاب ccna security 640-553 EXAM CRAM

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https://i727.photobucket.com/albums/...PIsitb-sti.jpg CCNA Security Exam Cram (Exam IINS 640-553)

Product Description
In this book you’ll learn how to:
Build a secure network using security controls
Secure network perimeters
Implement secure management and harden routers
Implement network security policies using Cisco IOS firewalls
Understand cryptographic services

Deploy IPsec virtual private networks (VPNs)
Secure networks with Cisco IOS® IPS
Protect switch infrastructures
Secure endpoint devices, storage area networks (SANs), and voice networks


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