Sawmill is a GNU Shorewall log analyzer (it also supports the 1020 other log formats listed to the left).
It can process log files
in GNU Shorewall format, and generate dynamic statistics from them,
analyzing and reporting events.
Sawmill can parse GNU Shorewall logs, import them into a MySQL, Microsoft SQL Server, or Oracle database (or its own built-in database),
aggregate them, and generate dynamically filtered reports, all through a web interface.
Sawmill can perform GNU Shorewall log analysis on any platform, including Windows, Linux, FreeBSD, OpenBSD, Mac OS, Solaris, other UNIX, and others.
Sawmill stores the following non-numerical fields in its database for GNU Shorewall, generates reports for each field, and allows dynamic filtering on any combination of these fields:
|Field|| ||Internal Name|
| ||date/time|| ||date_time|
| ||day of week|| ||day_of_week|
| ||hour of day|| ||hour_of_day|
| ||source IP|| ||source_ip|
| ||source port|| ||source_port|
| ||destination IP|| ||destination_ip|
| ||destination port|| ||destination_port|
| ||in interface|| ||in_interface|
| ||out interface|| ||out_interface|
| ||MAC address|| ||mac_address|
| ||protocol|| ||protocol|
| ||service type|| ||service_type|
| ||TCP flags|| ||tcp_flags|
| ||IP flags|| ||ip_flags|
| ||TTL|| ||ttl|
| ||precedence|| ||precedence|
| ||window|| ||window|
Sawmill stores the following numerical fields in its database for GNU Shorewall, aggregating them and including them as columns in most reports:
|Numerical Field|| ||Internal Name|
| ||packets|| ||packets|
| ||packet length|| ||packet_length|
See Sawmill Features to learn more about Sawmill's options for viewing, customizing, filtering, exporting and scheduling GNU Shorewall reports.
Sawmill also supports 1020 other log formats.