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  1. Senior Member
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    Jul 2016
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    133
    #1

    Default CCNA Sec Cert Guides: 640-554 vs 210-260

    How different is the new exam vs. the old? I ask because Keith Barker's 640-554 official cert guide has much better reviews than the new cert guide has. So if the exams aren't all that different, I think I'll buy the old guide.
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  2. Senior Member
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    Jul 2016
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    133
    #2
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