BOLT Arion (PL100)
OpenWrt support
Supported Versions
Hardware Highlights
Installation
Installing OpenWrt
Method A: Telnet Exploit
Requirements
- FTP server (you can use FTPdmin.exe in Windows)
- Telnet client
- Run the FTP server in the firmware files folder
- Login to OEM firmware using `admin` password
- Go to “Maintenance” page
- Import `PL100_settings_telnet.dat`
- Wait for a reboot
- Log in to the router via Telnet using
admin
as the username and password - Copy the firmware file to the router:
ftpget <your computer IP> /tmp/openwrt-ramips-mt7621-bolt_arion-squashfs-sysupgrade.bin openwrt-ramips-mt7621-bolt_arion-squashfs-sysupgrade.bin
- Change to the directory where the firmware files are
cd /tmp
- Flash openwrt
mtd_write -e Kernel -r write /tmp/openwrt-ramips-mt7621-bolt_arion-squashfs-sysupgrade.bin Kernel
If all has gone well, the router will reboot to OpenWrt.
Method B: Serial & TFTP
- Set your PC IP to 10.10.10.3 and gateway to 10.10.10.123
- Solder the serial connection in J4 (refer to the serial section for pinout)
- Connect to the router using serial with the following settings: 57600 baud, 8 data bits, no parity, 1 stop bits
- Power on the router and when it asks for the boot mode on the serial console, select
1: Load system code to SDRAM via TFTP.
- Type the openwrt initramfs-kernel.bin filename in
Input Linux Kernel filename
section - Wait until the router booted up openwrt
- use sysupgrade to install squashfs-sysupgrade.bin
Hardware
Info
Architecture | MIPS |
---|---|
Vendor | Mediatek |
bootloader | U-Boot |
System-On-Chip | Mediatek MT7621 |
CPU/Speed | mipsel_24kc @ 880MHz |
Flash size | 32 MB |
RAM | 128 MB |
Wireless 2.4 GHz | Mediatek MT7603, b/g/n |
Wireless 5 GHz | Mediatek MT7612, a/n/ac |
Ethernet | 2x 10/100/1000 BASE-TX Ethernet Interface (1x WAN, 1x LAN) |
Serial | Yes |
Photos
Opening the case
Remove 2 screws at the bottom of the case, pry open the front case and then remove 2 screws that holding the PCB.
Serial
→ port.serial general information about the serial port, serial port cable, etc.
How to connect to the Serial Port of this specific device:
Connect to J4 or the neighboring test points (TP19-22), the pinouts from top to bottom:
J4 | Test points |
---|---|
GND | TP21 |
TX | TP22 |
RX | TP20 |
VCC | TP19 |
Serial connection parameters for BOLT Arion (PL100) | 57600, 8N1 |
---|
Bootlogs
OEM bootlog
COPY HERE THE BOOTLOG WITH THE ORIGINAL FIRMWARE
OpenWrt bootlog
COPY HERE THE BOOTLOG ONCE OPENWRT IS INSTALLED AND RUNNING