Use the documentation. Man syslogd(8). Specifically you want the '-r' option. You'll probably need to modify your init scripts to get it to take, or they may be a configfile in /etc/defaults or ...

I haven't posted for a while, but I have a new dilemma and I would appreciate your thoughts. We are currently using Kiwi Syslog (paid version) to log our syslog messages for network infrastructure ...