Deban une IP de fail2ban
Prérequis
- La distribution linux ubuntu avec fail2ban installé et configuré
Récupérer l'IP banni sur le serveur
sudo fail2ban-client status sshd
output
Status for the jail: sshd
|- Filter
|  |- Currently failed: 0
|  |- Total failed: 0
|  `- File list:    /var/log/auth.log
`- Actions
   |- Currently banned: 0
   |- Total banned: 0
   `- Banned IP list: x.x.x.x
Débannir l'IP
sudo fail2ban-client set sshd unbanip x.x.x.x