I don't understand why the 'EOL' tag means anything in this context. I have BDR running since 2015 and have never had to touch it. We have to use an old version of Postgres in order to use it anyway. Though I have never used it, I do see a number of voices raising the question of Galera.
I also see on the IVR:
2019-12-02 13:13:40.414072 [ERR] switch_core_speech.c:62 Invalid speech module [flite]!
7710462a-152f-11ea-a3de-855aaeba9100 2019-12-02 13:13:40.414072 [ERR] switch_ivr_play_say.c:3008 Invalid TTS module!
The capture before that, you sent the log when the call had...
My point is that if you are using the install script, is well. For any non-experienced user considering NOT using iptables/fail2ban, be aware that these are essential to protect you from brute force attacks and not using them will weaken your security considerably.