RB411R ethernet not working

hi admin
i have 2 RB411 for which ethernet is not working
when i tried to upgrade furmwae for Xmodem same old ver remains and
admin@MikroTik] > system routerboard print
rb_ioctl, cmd: 0x1, arg: 0x0
rb: RB_CFG_SIZE
rb_ioctl, cmd: 0x3, arg: 0x100019c0
rb: RB_READ_CFG
rb_ioctl, cmd: 0x2, arg: 0x0
rb: RB_INFO_SIZE
rb_ioctl, cmd: 0x4, arg: 0x100029c8
rb: RB_READ_INFO
rb_ioctl, cmd: 0xf, arg: 0x0
rb: RB_GET_TYPE
routerboard: yes
model: “411”
serial-number: “169001CFC27D”
current-firmware: “2.12”
upgrade-firmware: “2.12”

i get this error


help me

i have second RB411 which stops responding at boot
upgraded boot loader but still same problem
RouterBOOT booter 2.29

RouterBoard 411

CPU frequency: 300 MHz
Memory size: 32 MB

Press any key within 2 seconds to enter setup..
loading kernel from nand… OK
setting up elf image… OK
jumping to kernel code
init started
Starting…
Starting services…


and ethernet is not working
help me