I am getting this error when trying to update. I am connected to my RUT240 via wifi ssid UNKNOWN_0000 and ssh. What shall I do? I cannot connect to the WEBUI.
root@Teltonika-UNKNOW:/tmp# sysupgrade RUT2_R_00.07.04.2_WEBUI.bin
Fri Sep 3 17:57:49 UTC 2021 upgrade: RUT2_R_00.07.04.2
sh: out of range
OK
OK
/usr/libexec/validate_firmware_image: line 166: vDevice code mismatch: not found
Image check failed.
root@Teltonika-UNKNOW:/tmp# hexdump -C /dev/mtdblock1
00000000 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
*
00000070 30 39 32 33 ff ff ff ff ff ff ff ff ff ff ff ff |0923............|
00000080 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
*
00010000