https://community.extremenetworks.com/t5/extremewireless-identifi/raid-hdd-extreme-controller-c5210/m-p/28439#M42 Hi, that isn't supported - please take a look into this post....<BR /> <A href="https://community.extremenetworks.com/extreme/topics/seconday-hdd-in-c5210-supported-raid" target="_blank" rel="nofollow noreferrer noopener">https://community.extremenetworks.com/extreme/topics/seconday-hdd-in-c5210-supported-raid</A><BR /> Mon, 08 Aug 2016 17:11:00 GMT Ronald_Dvorak 2016-08-08T17:11:00Z https://community.extremenetworks.com/t5/extremewireless-identifi/raid-hdd-extreme-controller-c5210/m-p/28438#M41 hi<BR /> how to do raid HDD of extreme controller C5210?<BR /> Sat, 06 Aug 2016 12:16:00 GMT https://community.extremenetworks.com/t5/extremewireless-identifi/raid-hdd-extreme-controller-c5210/m-p/28438#M41 Mikaeil_Beigpou 2016-08-06T12:16:00Z https://community.extremenetworks.com/t5/extremewireless-identifi/raid-hdd-extreme-controller-c5210/m-p/28439#M42 Hi, that isn't supported - please take a look into this post....<BR /> <A href="https://community.extremenetworks.com/extreme/topics/seconday-hdd-in-c5210-supported-raid" target="_blank" rel="nofollow noreferrer noopener">https://community.extremenetworks.com/extreme/topics/seconday-hdd-in-c5210-supported-raid</A><BR /> Mon, 08 Aug 2016 17:11:00 GMT https://community.extremenetworks.com/t5/extremewireless-identifi/raid-hdd-extreme-controller-c5210/m-p/28439#M42 Ronald_Dvorak 2016-08-08T17:11:00Z