ICMP: Info Request/Response
This protocol anomaly is an ICMP Info Request or Response. Because these ICMP types are rarely seen on the network, it could indicate the use of hping or similar utility.
References
URL: http://www.hping.org
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3