RMA RouterBoard 751 series User Manual - Routeros Functions
RouterBOARD 751 Series User's Manual
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The Primary boot loader has the default settings, which can not be changed. It is also not possible to upgrade
it.
RouterOS functions
The default OS of RouterBOARD devices is RouterOS, when the routerboard.npk package is installed, RouterOS
can configure some RouterBOARD hardware settings
Firmware information
This menu displays RouterBOARD model number, serial number, the current boot loader version and the
version available in the current software packages installed.
[admin@MikroTik] > system routerboard print
routerboard: yes
model: "rb751u"
serial-number: "154201C1DD3C"
current-firmware: "2.26"
upgrade-firmware: "2.27"
[admin@MikroTik] >
The firmware version can be upgraded from RouterOS by using “/system routerboard upgrade”command.
Firmware Settings
Boot loader settings are also accessible through this menu.
[admin@MikroTik] > system routerboard settings print
boot-delay: 2s
boot-device: nand-if-fail-then-ethernet
boot-protocol: bootp
enable-jumper-reset: yes
[admin@MikroTik] >
Boot-device: use this to enable Netinstall
Boot protocol: for Netinstall use Bootp, for installing other operating systems, you need to use DHCP
Enable-jumper-reset: Disable this to avoid accidental setting reset via the onboard jumper
The Software Reset jumper , which resets both boot loader settings and RouterOS settings by default, can be
disabled in this menu (it will still reset the boot loader settings).
Appendix
Connector Index
Ether1-5
RJ45 Ethernet 100Base-T ports, Ether1 accepts passive PoE power
Power
Power Jack (8-30V DC)
USB
(unlabeled)
USB 2.0 port for connecting 3G modem, storage device or GPS module
ANT
MMCX connector for connecting an external antenna