: If you get a "CRC failed" error, the download was likely interrupted. Delete the file and download it again.
: Some management software requires you to log in to the application and use an "Import Update" or "Maintenance" menu to select this .rar or its contents. 5. Troubleshooting sc23309-NMSWUpd404.rar
To access the contents of a .rar file, you will need a third-party decompression tool: : If you get a "CRC failed" error,