Hi guys, just found 3 links for official exam study guide, this is not the courseware.
hxxp://www.ecs.com.sg/training/NGX-1...TUDY-GUIDE.pdf
hxxp://www.ecs.com.sg/training/NGX-2...TUDY-GUIDE.pdf
hxxp://www.ecs.com.sg/training/NGX-3...TUDY-GUIDE.pdf
Cheers,
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