1 `enable`: `<boolean>` ::
3 Enable host firewall rules.
5 `log_level_in`: `<alert | crit | debug | emerg | err | info | nolog | notice | warning>` ::
7 Log level for incoming traffic.
9 `log_level_out`: `<alert | crit | debug | emerg | err | info | nolog | notice | warning>` ::
11 Log level for outgoing traffic.
13 `log_nf_conntrack`: `<boolean>` ('default =' `0`)::
15 Enable logging of conntrack information.
21 `nf_conntrack_allow_invalid`: `<boolean>` ('default =' `0`)::
23 Allow invalid packets on connection tracking.
25 `nf_conntrack_max`: `<integer> (32768 - N)` ::
27 Maximum number of tracked connections.
29 `nf_conntrack_tcp_timeout_established`: `<integer> (7875 - N)` ::
31 Conntrack established timeout.
33 `nosmurfs`: `<boolean>` ::
37 `smurf_log_level`: `<alert | crit | debug | emerg | err | info | nolog | notice | warning>` ::
39 Log level for SMURFS filter.
41 `tcp_flags_log_level`: `<alert | crit | debug | emerg | err | info | nolog | notice | warning>` ::
43 Log level for illegal tcp flags filter.
45 `tcpflags`: `<boolean>` ::
47 Filter illegal combinations of TCP flags.