Based on our record, netfilter seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
The netfilter subsystem handles this, it's part of the Linux Kernel and part of all linux distros that don't use a custom kernel. You can read more about it here. Source: about 3 years ago
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