[Solved] CSF firewall- IPTables error (No such file or directory found)
Solved Error: Testing ip_tables/iptable_filter...open3: exec of /sbin/iptables -I OUTPUT -p TCP --dport 999 -j Accept failed:No such file or directory at /usr/local/csf/bin/csftest.pl at line 144.
The error is displayed when testing the perl script or starting the CSF and LFD service.
The video is very for System admins or DevOps engineers who are trying to harden their Linux servers.