25.4.2. Compatibility with sysklogd
-coption exists in rsyslog version 5 but not in version 7. Also, the sysklogd-style command-line options are deprecated and configuring rsyslog through these command-line options should be avoided. However, you can use several templates and directives to configure
rsyslogdto emulate sysklogd-like behavior.
rsyslogdoptions, see the