hi when i am taking backup on Ready NAS212 to Usb externeal hdd I ot error

Hello Chethan,
 

Please make sure the backup is properly setup, please refer to this guide. Also the USB hard drive will appear as one of the shares of the NAS please check the permission setting of the USB hard drive, please check this link.

Regards,
Marty_M
NETGEAR Community Team

Hello Chethan,
 
We’d greatly appreciate hearing your feedback letting us know if the information we provided has helped resolve your issue or if you need further assistance. If your issue is now resolved, we encourage you to mark the appropriate reply as the “Accept as Solution” or post what resolved it and mark it as solution so others can be confident in benefiting from the solution. 

The Netgear community looks forward to hearing from you and being a helpful resource in the future!

Regards,
Marty_M
NETGEAR Community Team