Fail2ban ERROR /bin/sh iptables No such file or directory
In Fail2ban version 0.9 running on Debian 9 server fail2ban.action [17325]: ERROR -n -L INPUT | grep -q ‘f2b- [ \t]’ — stderr: b’/bin/sh: iptables: No such file or directory\n’ [edit] /etc/fail2ban/action.d/iptables-common.conf [change] iptables = iptables [to] /sbin/iptables = iptables