ajout des valeurs par défaut car remplacées

base/activation-manuelle/service-fail2ban.nix

@@ -30,6 +30,12 @@ mkIf cfg.fail2ban {
           maxretry = 3
 
           destemail = ${destemail}
+
+          # https://github.com/Baughn/nixpkgs/blob/master/nixos/modules/services/security/fail2ban.nix
+          findtime = 600
+          maxretry = 3
+          backend  = systemd
+          enabled  = true
         '';
         ssh-route = ''
           filter   = sshd