單項選擇題

On a Cisco Aironet 1240AG Series standalone access point, the radio LED is dark blue andblinking,but the status LED and Ethernet LED are both off.
What does this indicate()? 

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


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B.router(config-ssid)# advertise
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You review the failed attempts logs on an aaa server and find: "unknown network access server error."
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5.單項選擇題What is the correct order of steps for upgrading a cisco wcs?()

A.back up the database, stop the wcs, upgrade the wcs, restore the database, start the wcs 
B.stop the wcs, back up the database, upgrade the wcs, restore the database, start the wcs
C.back up the database, stop the wcs, upgrade the wcs, start the wcs, restore the database 
D.stop the wcs, back up the database, upgrade the wcs, start the wcs, restore the database

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