Draytek VigorPro 5500 Series User Manual page 77

reject this kind of packets.
Warning Messages We provide Syslog function for user to retrieve message from Vigor
router. The user, as a Syslog Server, shall receive the report sending
from Vigor router which is a Syslog Client.
All the warning messages related to DoS defense will be sent to user
and user can review it through Syslog daemon. Look for the
keyword DoS in the message, followed by a name to indicate what
kind of attacks is detected.
VigorPro5500 Series User's Guide 69