diagnose npu np6 synproxy-stats (NP6 SYN-proxied sessions and unacknowledged SYNs)
This command display information about NP6 syn-proxy sessions including the total number proxied sessions. As well the Number of attacks, no ACK from client shows the total number of acknowledged SYNs.
diagnose npu np6 synproxy-stats DoS SYN-Proxy: Number of proxied TCP connections : 39277346 Number of working proxied TCP connections : 182860 Number of retired TCP connections : 39094486 Number of attacks, no ACK from client : 208