How to allow Port for particular IP in CSF on Oracle Linux 9.3
ConfigServer Firewall (CSF) is a firewall application suite for Linux servers that helps manage and control network traffic, block suspicious IP addresses, and receive real-time alerts about potential threats.
For more explanation on this video: https://www.linuxhelp.com/how-to-allow-port-for-particular-ip-in-csf-on-oracle-linux-9-3
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