AirLive RS-1200 - Manual (Page 184)

184
Detect Land Attack:
„
Some Systems may shut down when receiving packets with the same source and
destination addresses, the same source port and destination port, and when SYN
on the TCP header is marked. Enable this function to detect such abnormal
packets .
After System Manager enable External Alert, if the RS-1200 has detected any
abnormal situation, the alarm message will appear in External Alarm in Attack Alarm.
And if the system manager starts the E-mail Alert Notification in Settings, the device
will send e-mail to alarm the system manager automatically.