UDP: Port Zero
This protocol anomaly triggers if it detects packets with a source port or destination port equal to zero. This can indicate an exploit attempt.
References
URL: http://compnetworking.about.com/od/tcpip/l/blports_0.htm
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