This is the procedure to flash a Meraki MR12 with Openwrt.
All information was taken from Openwrt Wiki please find links below
Links
Firmware:
https://github.com/riptidewave93/Open...
Latest is OpenWRT-MR12-MR16-R1.3.zip
Install Instructions:
http://wiki.openwrt.org/toh/meraki/mr12
https://forum.openwrt.org/viewtopic.p...
TFTP server:
http://kin.klever.net/pumpkin
PC 192.168.1.101 Netmask 255.255.255.0
Connect directly to Uplink/Poe Ethernet on MR12
Uart Cable
Procedure:
Booting from TFTP(will not flash)
tftpboot 0x81000000 openwrt-ar71xx-generic-mr12-initramfs-uImage.bin; bootm
Flashing System Images(No way back once finished)
MR12
tftpboot 0x80010000 openwrt-ar71xx-generic-mr12-kernel.bin;erase 0x9fda0000 +0x240000;cp.b 0x80010000 0x9fda0000 0x240000
tftpboot 0x80010000 openwrt-ar71xx-generic-mr12-rootfs-squashfs.bin;erase 0x9f080000 +0xD20000;cp.b 0x80010000 0x9f080000 0xD20000
setenv bootcmd bootm 0x9fda0000; saveenv; boot
Watch video Flash Meraki MR12 with OpenWRT online without registration, duration hours minute second in high quality. This video was added by user rtrex 26 August 2015, don't forget to share it with your friends and acquaintances, it has been viewed on our site 22,851 once and liked it 87 people.