I found this link: https://www.netways.de/blog/2017/08/16/setting-up-a-turn-server-for-nextcloud-video-calls/ very useful. With that I managed to get a stable Talk experience.
I found this link: https://www.netways.de/blog/2017/08/16/setting-up-a-turn-server-for-nextcloud-video-calls/ very useful. With that I managed to get a stable Talk experience.