On 2024-06-20 17:20, Jeff Pang via mailop wrote:
today I clear up iptables rules, and run fail2ban again.
in half of an hour, it blocked 1400+ IPs.
$ sudo iptables -L -n|grep DROP|wc -l
1407
I am afraid too many iptables will slow down the performance of systems.
do you have any suggestion for handling this case?
use the iptables hashtable
or migrate to nftables and use a similar technique
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