<134>Original Address=156.19.155.186 1 1660681699.176240009 M47_MX67C_Opelika l7_firewall src=137.177.191.37 dst=137.135.191.27 protocol=tcp sport=56003 dport=443 decision=blocked
This is a syslog message from a product called Meraki by Cisco. The following fields were extracted from the message:
program: l7_firewall
senderhost: 192.168.2.250
serverport: 443
tags: ['meraki_l7_firewall', 'anomalous_behavior']
productids: [0]
sourceinfo: unknown
action: block
sensitivity: normal
messagetype: anomalous_behavior
clientport: 56003
protocol: 6
streamName: meraki_l7_firewall
clientIP: 137.177.191.37
serverIP: 137.135.191.27