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Updated Configure Fail2ban (markdown)

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Dominik Winter
2016-06-04 13:25:15 +02:00
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docs/content/config/security/fail2ban.md
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Fail2ban is installed automatically and bans IP addresses for 3 hours after 3 failed attempts in 10 minutes, see https://github.com/tomav/docker-mailserver/blob/master/target/fail2ban/jail.conf#L58-L66 for these configs. Fail2ban is installed automatically and bans IP addresses for 3 hours after 3 failed attempts in 10 minutes by default. If you want to change this, you can easily edit [config/fail2ban-jail.cf](https://github.com/tomav/docker-mailserver/blob/master/config/fail2ban-jail.cf).
__Important__: the mail container must be launched with the NET_ADMIN capability in order to be able to install the iptable rules that actually ban IP addresses. Thus either include `--cap-add=NET_ADMIN` in the docker run commandline or the equivalent docker-compose.yml: __Important__: The mail container must be launched with the NET_ADMIN capability in order to be able to install the iptable rules that actually ban IP addresses. Thus either include `--cap-add=NET_ADMIN` in the docker run commandline or the equivalent docker-compose.yml:
``` ```
cap_add: cap_add:
- NET_ADMIN - NET_ADMIN