6a770cbd_o_Splunk___Splunk_SDK_for_Java__Description
[Parameter] connection_host [Input type] TCP cooked, TCP raw, UPD [Description] 
An enum that sets the host for the remote server that is sending data. Valid values are "ip" (uses the IP address), "dns" (uses the reverse DNS entry for the IP address), and "none" (uses the host as specified in the inputs.conf configuration file, which is typically the Splunk Enterprise system hostname).
How to get data into Splunk | Splunk SDK for Java
Description