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inbox:toh:mikrotik:mikrotik_rb912r-2nd

MikroTik RB912R-2nD (LtAP mini)

The RB912R-2nD (better known as LtAP mini) is a small weatherproof 2.4 GHz wireless access point with integrated LTE antennas and a miniPCI-e slot for a LTE modem.

Generic Router

OpenWrt support

Not yet supported.

Supporting activities

As of March 2020 there is active work to get this device supported

Hardware highlights

CPU Ram Flash Network WLAN USB Serial JTag
QCA9531 @ 650 MHz 64 MiB 16 MiB 1x 10/100 bgn No Yes ?

Installation

Buttons

Refer to hardware.button on howto use and configure the hardware button(s). Here, we merely name the buttons, so we can use them in the above Howto.

The MikroTik RB912R-2nD has the following buttons:

BUTTON Event
Reset ?
Mode ?

Hardware

Info

Architecture MIPS
Vendor MikroTik
Bootloader RouterBOOT booter
System-On-Chip Qualcomm Atheros QCA9533 ver 2 rev 0 - MIPS 24Kc V7.4
CPU/Speed 650 MHz
Flash-Chip ?
Flash size 16 MiB
RAM 64 MiB
Wireless QCA9531 2.4GHz 802.11bgn
Ethernet 10/100 Mbit/s ¿w/ vlan support?
Switch none
USB ?
Serial Yes (RS232 db9)
JTAG ?

Opening the case

First unsrew and remove the lid for the connectors. Then unscrew the 4 screws on the metal side of the case. Now you can open the case.

Serial

Refer to port.serial general information about the serial port, serial port cable, etc.

How to connect to the Serial Port of this specific device:
Use the RS232 connector.

Serial connection parameters
for MikroTik RB912R-2nD
115200, 8N1

Bootlogs

OEM bootlog

RouterBOOT booter 6.46.4 RB912R-2nD CPU frequency: 650 MHz Memory speed: 300 MHz Memory size: 64 MiB Storage size: 16 MiB Press any key within 2 seconds to enter setup.. loading kernel... OK setting up elf image... OK jumping to kernel code Starting... MikroTik 6.46.4 (stable) MikroTik Login:


OpenWrt bootlog

ar71xx-mikrotik

bootlot of OpenWrt SNAPSHOT, r10243-4d11c4c378

RouterBOOT booter 6.46.4 RB912R-2nD CPU frequency: 650 MHz Memory speed: 300 MHz Memory size: 64 MiB Storage size: 16 MiB Press any key within 9 seconds to enter setup......... writing settings to flash... OK trying bootp protocol................... OK Got IP address: 192.168.88.158 resolved mac address D4:6E:0E:0D:FA:EA Gateway: 192.168.88.2 transfer started ............................. transfer ok, time=3.25s setting up elf image... OK jumping to kernel code OpenWrt kernel loader for AR7XXX/AR9XXX Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org> Decompressing kernel... done! Starting kernel at 80060000... [ 0.000000] Linux version 4.14.125 (buildbot@602ce18687ab) (gcc version 7.4.0 (OpenWrt GCC 7.4.0 r10243-4d11c4c378)) #0 Mon Jun 17 04:53:07 2019 [ 0.000000] bootconsole [early0] enabled [ 0.000000] CPU0 revision is: 00019374 (MIPS 24Kc) [ 0.000000] SoC: Qualcomm Atheros QCA9533 ver 2 rev 0 [ 0.000000] Determined physical RAM map: [ 0.000000] memory: 04000000 @ 00000000 (usable) [ 0.000000] User-defined physical RAM map: [ 0.000000] memory: 04000000 @ 00000000 (usable) [ 0.000000] Initrd not found or empty - disabling initrd [ 0.000000] Primary instruction cache 64kB, VIPT, 4-way, linesize 32 bytes. [ 0.000000] Primary data cache 32kB, 4-way, VIPT, cache aliases, linesize 32 bytes [ 0.000000] Zone ranges: [ 0.000000] Normal [mem 0x0000000000000000-0x0000000003ffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000000000-0x0000000003ffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x0000000003ffffff] [ 0.000000] random: get_random_bytes called from start_kernel+0x98/0x4a8 with crng_init=0 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 16240 [ 0.000000] Kernel command line: console=ttyS0,115200 no-buzzer no-nand parts=1 boot_part_size=16777216 gpio=0 HZ=325000000 mem=64M kmac=B8:69:F4:0F:DA:D9 board=ltap-hb board=ltap-hb vd [ 0.000000] MIPS: no machine found for id 'ltap-hb', supported machines: [ 0.000000] id name [ 0.000000] Generic Generic AR71XX/AR724X/AR913X based board [ 0.000000] 2011G (null) [ 0.000000] 2011r5 (null) [ 0.000000] 2011US (null) [ 0.000000] 2011L (null) [ 0.000000] 493G MikroTik RouterBOARD 493G [ 0.000000] 493 MikroTik RouterBOARD 493/AH [ 0.000000] 450G MikroTik RouterBOARD 450G [ 0.000000] 450 MikroTik RouterBOARD 450 [ 0.000000] 435G MikroTik RouterBOARD 435G [ 0.000000] 433U MikroTik RouterBOARD 433UAH [ 0.000000] 433 MikroTik RouterBOARD 433/AH [ 0.000000] 411U MikroTik RouterBOARD 411U [ 0.000000] 411 MikroTik RouterBOARD 411/A/AH [ 0.000000] 751g MikroTik RouterBOARD 751G [ 0.000000] 751 MikroTik RouterBOARD 751 [ 0.000000] 750Gr3 MikroTik RouterBOARD 750GL [ 0.000000] 750i MikroTik RouterBOARD 750 [ 0.000000] 711Gr100 (null) [ 0.000000] 922gs (null) [ 0.000000] 951HnD MikroTik RouterBOARD 951Ui-2HnD [ 0.000000] 951G MikroTik RouterBOARD 951G-2HnD [ 0.000000] 931 (null) [ 0.000000] wapg-sc (null) [ 0.000000] map2-hb (null) [ 0.000000] cap-hb (null) [ 0.000000] wap-lte (null) [ 0.000000] wap-hb (null) [ 0.000000] lhg (null) [ 0.000000] 750-hb (null) [ 0.000000] 962 (null) [ 0.000000] 952-hb (null) [ 0.000000] 911L (null) [ 0.000000] H951L (null) [ 0.000000] map-hb (null) [ 0.000000] sxt5n MikroTik RouterBOARD SXT Lite5 [ 0.000000] sxt2n MikroTik RouterBOARD SXT Lite2 [ 0.000000] MIPS: no machine found for id 'ltap-hb', supported machines: [ 0.000000] id name [ 0.000000] Generic Generic AR71XX/AR724X/AR913X based board [ 0.000000] 2011G (null) [ 0.000000] 2011r5 (null) [ 0.000000] 2011US (null) [ 0.000000] 2011L (null) [ 0.000000] 493G MikroTik RouterBOARD 493G [ 0.000000] 493 MikroTik RouterBOARD 493/AH [ 0.000000] 450G MikroTik RouterBOARD 450G [ 0.000000] 450 MikroTik RouterBOARD 450 [ 0.000000] 435G MikroTik RouterBOARD 435G [ 0.000000] 433U MikroTik RouterBOARD 433UAH [ 0.000000] 433 MikroTik RouterBOARD 433/AH [ 0.000000] 411U MikroTik RouterBOARD 411U [ 0.000000] 411 MikroTik RouterBOARD 411/A/AH [ 0.000000] 751g MikroTik RouterBOARD 751G [ 0.000000] 751 MikroTik RouterBOARD 751 [ 0.000000] 750Gr3 MikroTik RouterBOARD 750GL [ 0.000000] 750i MikroTik RouterBOARD 750 [ 0.000000] 711Gr100 (null) [ 0.000000] 922gs (null) [ 0.000000] 951HnD MikroTik RouterBOARD 951Ui-2HnD [ 0.000000] 951G MikroTik RouterBOARD 951G-2HnD [ 0.000000] 931 (null) [ 0.000000] wapg-sc (null) [ 0.000000] map2-hb (null) [ 0.000000] cap-hb (null) [ 0.000000] wap-lte (null) [ 0.000000] wap-hb (null) [ 0.000000] lhg (null) [ 0.000000] 750-hb (null) [ 0.000000] 962 (null) [ 0.000000] 952-hb (null) [ 0.000000] 911L (null) [ 0.000000] H951L (null) [ 0.000000] map-hb (null) [ 0.000000] sxt5n MikroTik RouterBOARD SXT Lite5 [ 0.000000] sxt2n MikroTik RouterBOARD SXT Lite2 [ 0.000000] PID hash table entries: 256 (order: -2, 1024 bytes) [ 0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes) [ 0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Writing ErrCtl register=00000000 [ 0.000000] Readback ErrCtl register=00000000 [ 0.000000] Memory: 56500K/65536K available (4400K kernel code, 191K rwdata, 968K rodata, 2176K init, 218K bss, 9036K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [ 0.000000] NR_IRQS: 51 [ 0.000000] Clocks: CPU:650.000MHz, DDR:600.000MHz, AHB:300.000MHz, Ref:25.000MHz [ 0.000000] clocksource: MIPS: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 5880801374 ns [ 0.000009] sched_clock: 32 bits at 325MHz, resolution 3ns, wraps every 6607641598ns [ 0.008865] Calibrating delay loop... 432.53 BogoMIPS (lpj=2162688) [ 0.075995] pid_max: default: 32768 minimum: 301 [ 0.081503] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.089016] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.100057] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.111274] futex hash table entries: 256 (order: -1, 3072 bytes) [ 0.119506] NET: Registered protocol family 16 [ 0.126196] MIPS: machine is Generic AR71XX/AR724X/AR913X based board [ 0.154999] clocksource: Switched to clocksource MIPS [ 0.161811] NET: Registered protocol family 2 [ 0.167691] TCP established hash table entries: 1024 (order: 0, 4096 bytes) [ 0.175674] TCP bind hash table entries: 1024 (order: 0, 4096 bytes) [ 0.182898] TCP: Hash tables configured (established 1024 bind 1024) [ 0.190269] UDP hash table entries: 256 (order: 0, 4096 bytes) [ 0.196954] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes) [ 0.204348] NET: Registered protocol family 1 [ 2.575015] random: fast init done [ 3.261615] Crashlog allocated RAM at address 0x3f00000 [ 3.269085] workingset: timestamp_bits=14 max_order=14 bucket_order=0 [ 3.282377] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 3.289053] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc. [ 3.436743] io scheduler noop registered [ 3.441193] io scheduler deadline registered (default) [ 3.447469] Serial: 8250/16550 driver, 16 ports, IRQ sharing enabled [ 3.456738] console [ttyS0] disabled [ 3.480936] serial8250.0: ttyS0 at MMIO 0x18020000 (irq = 11, base_baud = 1562500) is a 16550A [ 3.490735] console [ttyS0] enabled [ 3.490735] console [ttyS0] enabled [ 3.498292] bootconsole [early0] disabled [ 3.498292] bootconsole [early0] disabled [ 3.508691] libphy: Fixed MDIO Bus: probed [ 3.515073] NET: Registered protocol family 10 [ 3.532783] Segment Routing with IPv6 [ 3.536735] NET: Registered protocol family 17 [ 3.541394] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 3.554793] 8021q: 802.1Q VLAN Support v1.8 [ 3.559280] rb: no calibration data found [ 3.579207] Freeing unused kernel memory: 2176K [ 3.583893] This architecture does not have kernel memory protection. [ 3.605528] init: Console is alive [ 3.609298] init: - watchdog - [ 3.633811] kmodloader: loading kernel modules from /etc/modules-boot.d/* [ 3.642902] kmodloader: done loading kernel modules from /etc/modules-boot.d/* [ 3.660902] init: - preinit - Press the [f] key and hit [enter] to enter failsafe mode Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level [ 6.969498] procd: - early - [ 6.972592] procd: - watchdog - [ 7.525898] procd: - watchdog - [ 7.529457] procd: - ubus - [ 7.539397] random: ubusd: uninitialized urandom read (4 bytes read) [ 7.582928] random: ubusd: uninitialized urandom read (4 bytes read) [ 7.589985] random: ubusd: uninitialized urandom read (4 bytes read) [ 7.597496] procd: - init - Please press Enter to activate this console. [ 8.055568] kmodloader: loading kernel modules from /etc/modules.d/* [ 8.079854] ip6_tables: (C) 2000-2006 Netfilter Core Team [ 8.102818] Loading modules backported from Linux version v4.19.32-0-g3a2156c839c7 [ 8.110707] Backport generated by backports.git v4.19.32-1-0-g1c4f7569 [ 8.137521] ip_tables: (C) 2000-2006 Netfilter Core Team [ 8.144716] urngd: v1.0.0 started. [ 8.163523] nf_conntrack version 0.5.0 (1024 buckets, 4096 max) [ 8.279964] xt_time: kernel timezone is -0000 [ 8.400620] PPP generic driver version 2.4.2 [ 8.416131] NET: Registered protocol family 24 [ 8.500818] kmodloader: done loading kernel modules from /etc/modules.d/* [ 8.525629] random: crng init done [ 8.529160] random: 7 urandom warning(s) missed due to ratelimiting BusyBox v1.31.0 () built-in shell (ash) _______ ________ __ | |.-----.-----.-----.| | | |.----.| |_ | - || _ | -__| || | | || _|| _| |_______|| __|_____|__|__||________||__| |____| |__| W I R E L E S S F R E E D O M ----------------------------------------------------- OpenWrt SNAPSHOT, r10243-4d11c4c378 ----------------------------------------------------- === WARNING! ===================================== There is no root password defined on this device! Use the "passwd" command to set up a new password in order to prevent unauthorized SSH logins. -------------------------------------------------- root@OpenWrt:/#


ath79-mikrotik

Bootlog not yet available.

Notes

Tags

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inbox/toh/mikrotik/mikrotik_rb912r-2nd.txt · Last modified: 2020/04/29 08:27 by txt.file