CCNA Security 640-554 Official Cert Guide
English | Audio: aac, 44100 Hz, stereo | Video: h264, yuv420p, 960x540, 25.00 fps(r) | 277MB
Trust the best selling Official Cert Guide series from Cisco Press to help you learn, prepare, and practice for exam success. They are built with the objective of providing assessment, review, and practice to help ensure you are fully prepared for your certification exam.
CCNA Security 640-554 Official Cert Guide presents you with an organized test preparation routine through the use of proven series elements and techniques.