BOLT Arion (PL100)

MT7621-based, dual-band and LTE router from the now-defunct “BOLT!” ISP from Indonesia.

• Telnet-enabled backup
• FTP server (you can use FTPdmin.exe in Windows)
• Telnet client

1. Run the FTP server in the firmware files folder
2. Login to OEM firmware using `admin` password
3. Go to “Maintenance” page
4. Import `PL100_settings_telnet.dat`
5. Wait for a reboot
6. Log in to the router via Telnet using admin as the username and password
7. 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

8. Change to the directory where the firmware files are

   cd /tmp

9. 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.

1. Set your PC IP to 10.10.10.3 and gateway to 10.10.10.123
2. Solder the serial connection in J4 (refer to the serial section for pinout)
3. Connect to the router using serial with the following settings: 57600 baud, 8 data bits, no parity, 1 stop bits
4. 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.
5. Type the openwrt initramfs-kernel.bin filename in Input Linux Kernel filename section
6. Wait until the router booted up openwrt
7. use sysupgrade to install squashfs-sysupgrade.bin

Insert photo of PCB

Remove 2 screws at the bottom of the case, pry open the front case and then remove 2 screws that holding the PCB.

→ 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:

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