first ensure that the latest uboot is installed. see uboot-flashing.txt for more details if a update is required setup a tftp server on 192.168.1.254 which has its file location within the gw2380 binaries directory sete ipaddr 192.168.1.1 sete serverip 192.168.1.254 erase 0x60080000 0x60fbffff tftpboot 0x100000 uImage.bin cp.b 0x100000 0x60080000 $(filesize) reset thats all future updates can be done by webinterface