Linux · Firewalls (nftables & firewalld)

You edited hosts.allow but the rules seem ignored for a given daemon. How do you verify that daemon even uses the TCP wrapper library?

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More in Firewalls (nftables & firewalld)

On a fresh openSUSE install the firewall is already blocking almost all outgoing traffic, and the built-in YaST firewall module is missing your Ethernet interface. What is the recommended way to fix rules?

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