I updated the router to the latest firmware (RT-AC56U, 380.57), and since then, I find a lot of items in the system long regarding SYN flooding
12:37:38 kernel: TCP: Possible SYN flooding on port 34829. Sending cookies.
There are hundreds of those messages, happening at bursts of 10-20 of them at different intervals (sometimes there is around 10 minutes between bursts, sometimes is just a minute). The port changes everytime the router is rebooted (this last time, the affected ports were...
SYN Flooding
12:37:38 kernel: TCP: Possible SYN flooding on port 34829. Sending cookies.
There are hundreds of those messages, happening at bursts of 10-20 of them at different intervals (sometimes there is around 10 minutes between bursts, sometimes is just a minute). The port changes everytime the router is rebooted (this last time, the affected ports were...
SYN Flooding