Factory SPI flash partition dumps (U-Boot, Kernel, Rootfs) for the Realtek RTL9303/RTL930x managed 8-Port 10G SFP+ switch (JT-COM JT-S508CL-8S / XikeStor SKS8300-8X / ONTi ONT-S508CL-8S / Hicomdata HK-ES3058-8P-L).
openwrt switch spi-flash u-boot hardware-hacking realtek unbrick firmware-dump onti rtl9303 rtl930x jt-com s508cl xikestor sks8300 hicomdata es3058
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Updated
May 31, 2026