This page was last edited on 17 Decemberat Supresses all output on the serial port, in case some device is connected to it like a GPS device or a temperature monitor. Categories : Routerboard Manual Basic Hardware. This method is the last resort, and should be used only if the first two methods are not available. FWF file with older version.įrom the Bootloader menu it's possible to upgrade the firmware with this method. In this case you see, that there is a newer version of the Bootloader firmware available already inside your current RouterOS version. This command shows the current RouterBOOT version of your device, and available upgrade which is either included in routerboard. Note: If you need to install a different version than included in your 'routerboard. Hitting the appropriate keyboard letter will give you a list of further options, they are shown below. We suggest to disable the hardware flow control. The required cable is described in the Serial console manual. To do the above actions without loading the backup loader, push the button right after applying power to the device. Note: If you hold the button before applying power, backup RouterBOOT will be used in addition to all the above actions.

It is only possible to upgrade the main RouterBOOT, so in case of failure, you can use the backup booter to start the device and downgrade the main loader.įor upgrade instructions, follow the separate instructions in Manual:Bootloader upgrade.

It is possible to call the backup loader with a configuration setting in RouterOS. By default, the main loader is used, but RouterBOARD devices also have a secondary backup bootloader, which can be used in case the main doesn't work.

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