mkdnimg.
Backup Tool
dd if=/dev/mtd7 of=/hdd/update
- then enter FTP and move the file update.bin to PC
- execute MKDNIMG
- choose image type = all-no-boot
- chose your receiver type ( IPBOX 91 not implemented )
- browse for update.bin as SRC path
- click on MAKE ... and wait for finish message !
The resulting file usb_update.img is a perfect backup !