V5.50(ABPM.5)C0 Open Source Code is based on OpenWrt 18.06
https://openwrt.org/toh/zyxel/vmg8623-t50b
vmg8623_t50b_default_release | ||
README |
ReadMe for V5.50(ABPM.5)C0 0. Introduction This file will show you how to build the VMG8623-T50B series linux system, please note, the download image will overwrite the original image existed in the flash memory of EV board. 1. Files list A. README - This file B. V550ABPM5C0_GPL.tgz - Open Source Code of VMG8623-T50B family and Open Source Code of Toolchain 2. Prepare the build OS. A. We suggest using the Linux distribution to setup your environment for reduce compatible issue. Install Ubuntu 12.04 Desktop 32bit B. Update system Use GUI interface to update system or use command to update system. $ sudo apt-get update *Note: If update failed, edit /etc/apt/sources.list as following link deb http://old-releases.ubuntu.com/ubuntu/ precise main deb-src http://old-releases.ubuntu.com/ubuntu/ precise main deb http://old-releases.ubuntu.com/ubuntu/ precise-updates main deb-src http://old-releases.ubuntu.com/ubuntu/ precise-updates main deb http://old-releases.ubuntu.com/ubuntu/ precise universe deb-src http://old-releases.ubuntu.com/ubuntu/ precise universe deb http://old-releases.ubuntu.com/ubuntu/ precise-updates universe deb-src http://old-releases.ubuntu.com/ubuntu/ precise-updates universe deb http://old-releases.ubuntu.com/ubuntu precise-security main deb-src http://old-releases.ubuntu.com/ubuntu precise-security main deb http://old-releases.ubuntu.com/ubuntu precise-security universe deb-src http://old-releases.ubuntu.com/ubuntu precise-security universe C. Change default /bin/sh link to /bin/bash $ sudo dpkg-reconfigure dash choice "no" and press enter. 3. Prepare the compiler environment Install the following necessary tools $ sudo apt-get install -y g++ flex bison gawk make autoconf zlib1g-dev libncurses-dev git subversion gettext 4. Extract the open source code $ tar zxf <FW Tarbal File> 5. Build the firmware for Web-GUI upgrade using Change the directory into extrated directory $ cd <extrated directory> Clean and build the firmware $ make dirclean $ make 6. The image is in the images directory. The firmware image will locate at <extrated directory>/bin/brcm963xx/zyxel/ras.bin You can use it update VMG8623-T50B series by using the firmware update procedure.