flood attacks

samaj

how to prevent flood attacks in TZ600(SonicOS Enhanced 6.5.4.7-83n)? such logs are generated every day on my network

any link or suggestion... I will be thankful to you

Saravanan

Hi @samaj,

Thank you for visiting SonicWall Community.

Please refer Enable Flood Protection section in the below KB article link to ensure flood protection is enabled on the SonicWall appliance.

https://www.sonicwall.com/support/knowledge-base/how-can-i-configure-the-sonicwall-to-mitigate-ddos-attacks/170505822443506/

Hope this helps.

samaj

hi@Saravanan

thank you for your reply and article is helpful.

but I already enabled on the appliance but such logs are still visible on the log monitor.

Saravanan

Hi @samaj,

The logs are thrown by the firewall when there is a kind of violation detected by it. As per the firewall logs, the flood is being detected and prevented. You may need to track down the source or destination IP addresses on the logs to narrow down and figure out the reason for flood.