NETBIOS NS: Invalid Header RCODE
This protocol anomaly is 1) a query message with a header containing an RCODE (result code of request) field that is not zero, or 2) a response message with a result code that is larger than 7.
References
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