i am working on a new server , i have installed it now for 5 times every time a error.
centos , ubuntu, debian 10 and now debian 11 .
the sites are online but thats it , mailserver error sys firewall error.
my sites is inlcuding backups olmost 500 gig , so it takes a lott of time to install it over and over.
what operation system works fine , mail docker everything .
I'm really getting tired, to install it over and over .
please advice
kind regards
leon