class="listitem"><p><code class="computeroutput">native</code> - Use the native syslog API, if available. If no native API is available, it is equivalent to <code class="computeroutput">udp_socket_based</code>. </p></li>
<li class="listitem"><p><code class="computeroutput">udp_socket_based</code> - Use the UDP socket-based implementation, conforming to RFC3164 protocol specification. This is the default. </p></li>
<li class="listitem"><p><code class="computeroutput">ip_version</code> - Specifies IP protocol