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軟體簡介:
　
Part 2 of 3 in the Cisco CCNA Security (640-554) series. This course
will teach you how to identify, lockdown, and secure vulnerabilities
in a small to medium enterprise branch network. This course will also
help you to enhance your skills in developing security infrastructure,
recognizing threats, and mitigating security threats. This course is
ideal for network administrators or aspiring network administrators
who wish to build a stronger foundation of advanced security concepts.