I am as bad as my users, not supplying enough information
Ubuntu 14.04
Elasticsearch 2.0.0
Logstash 2.0.0
Kibana 4.2.0
The Kibana Discover columns
1.) Time November 26th 2015, 18:00:49.000
2.) file /var/log/syslog
3.) syslog_message Invalid response packet from host 131.247.30.106
4.) syslog_program avahi-daemon
5.) received_from xen3ubut14dt-0
None of the Available Fields have anything close to an IP Address only from the message field.