<134>Original Address=192.168.2.253 1 1659654758.464191852 NORDC_MX400_1 flows src=18.5.152.34 dst=223.249.204.30 protocol=tcp sport=21775 dport=25 pattern: 1 dst 223.249.204.30
This is a syslog message from a product called Meraki by Cisco. The following fields were extracted from the message:
senderhost: 192.168.2.250
serverport: 25
tags: ['deny', 'meraki', 'flow']
productids: [26, 0]
sourceinfo: unknown
action: block
sensitivity: normal
messagetype: flow
clientport: 21775
protocol: 6
streamName: meraki
clientIP: 18.5.152.34
serverIP: 223.249.204.30