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全部科目 > 软件认证工程师考试 > 思科认证考试 > CCNP系列认证 > CCNP(642-631)

单项选择题

On a cisco aironet 1230 series autonomous access point, the status led is solid red, and the ethernet and radio leds are both off.
What does this indicate?()

    A.a firmware upgrade is in progress.
    B.the internal radio has failed.
    C.an access point buffer overflow is occurring.
    D.the access point is booting.

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