Flashing a Huawei GPON SFP Stick with Carlito Firmware
If you've ever wanted to take full control of your GPON SFP module, you're not alone. Huawei's GPON sticks (like the popular MA5671A) are well-known for their
firmware
Flashing and modifying firmware on SFP modules, GPON sticks and embedded networking hardware.
When your SFP module keeps rebooting: the problem is often the power supply
You plug your SFP/ONU module into your USB-to-TTL adapter, open your serial terminal, and suddenly you see this repeating over and over again:
U-Boot 2011.12-lantiq-gpon-1.2.24 (Nov 03 2014 -
GPON SFP-ONU Sticks: FS.com vs Huawei MA5671A (and How to Flash)
How to re-flash the FS.COM GPON ONU Stick or Huawei MA5671A with the SFP-to-TTL adapter
What this guide is about
The wildly popular FS.COM GPON ONU Stick (PN: GPON-ONU-SFP-20B) and Huawei
Fix the DIAG blinking led with Cisco RV042G router
If you experienced a blinking DIAG led on your Cisco router, you will have to reinstall a firmware using a dedicated procedure.
Download the latest firmware
You will find it on Cisco Support