e - Fail2Ban Service.
6:38:19,257 fail2ban.configreader [6458]: WARNING 'allowipv6' not defined in 'Definition'. Using default one: 'auto'
6:38:19,268 fail2ban [6458]: ERROR Failed during configuration: Have not found any log file for sshd ja>
6:38:19,273 fail2ban [6458]: ERROR Async configuration of server failed