All posts tagged in: WLC upgrade

Upgrade Cisco WLC and Access Points to fix KRACK Attacks

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On Oct 16th 2017, 7 vulnerabilities affecting both WPA and WPA2 were made publicly available. Additional research also led to discovery of 3 additional vulnerabilities.  Among these 10 vulnerabilities, only one CVE-2017-13082 may affect wireless infrastructure, the other nine vulnerabilities affect ..

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Upgrade Cisco WLC and predownload image to AP

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  Previously, we upgrade the WLC with the new image and when AP discovers controller with the new image, they all start downloading new image from controller, resets, goes into discovery mode and rejoins the controller. So the whole process would take long period of downtime/maintenance window ..

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