| KERN | (** Kernel messages *) |
| USER | (** Generic user-level message (default) *) |
| MAIL | (** Mail subsystem *) |
| DAEMON | (** System daemons without separate facility value *) |
| AUTH | (** Security/authorization messages (DEPRECATED, use AUTHPRIV) *) |
| SYSLOG | (** Messages generated internally by syslogd *) |
| LPR | (** Line printer subsystem *) |
| NEWS | (** USENET news subsystem *) |
| UUCP | (** UUCP subsystem *) |
| CRON | (** Clock daemon (cron and at) *) |
| AUTHPRIV | (** Security/authorization messages (private) *) |
| FTP | (** FTP daemon *) |
| LOCAL0 |
| LOCAL1 |
| LOCAL2 |
| LOCAL3 |
| LOCAL4 |
| LOCAL5 |
| LOCAL6 |
| LOCAL7 | (** LOCAL0-7 reserved for local use *) |