ВОТ:

RouterBOARD 3011UiAS

CPU frequency: 1400 MHz
 Memory size: 1024 MiB
   NAND size: 128 MiB

Press any key within 2 seconds to enter setup

RouterBOOT-6.44.3
What do you want to configure?
  d - boot delay
  k - boot key
  s - serial console
  n - silent boot
  o - boot device
  r - reset booter configuration
  e - format nand
  w - repartition nand
  g - upgrade firmware
  i - board info
  p - boot protocol
  t - test ram memory
  x - exit setup
your choice: g - upgrade firmware

Upgrade firmware options:
  e - upgrade firmware over ethernet
  s - upgrade firmware over serial port
your choice: e - upgrade firmware over ethernet


trying bootp protocol...... OK
Got IP address: 10.10.0.50
resolved mac address 70:71:BC:32:59:75
Gateway: 10.10.0.49
transfer started .............................................................................................. transfer ok, time=12.58s
invalid upgrade file id

Upgrade firmware options:
  e - upgrade firmware over ethernet
  s - upgrade firmware…