A simple script to install a certificate (specifically PKCS#12
) for the Zyxel GS1900 switch using the v2.80V2.80(AAHK.0) | 10/16/2023
firmware.
Firmware release notes can be found here: https://download.zyxel.com/GS1900-24E/firmware/GS1900-24E_2.80(AAHK.0)C0_2.pdf
The idea for it is to allow us to update the certificate automatically when needed (hands-free) with for example certbot.
After some investigation I found that the switch was very stubborn about how it wants the request sent.
In short: