BPF based packet filtering framework (BPFILTER)
modulename: sockopt.ko
configname: CONFIG_BPFILTER
Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>BPF based packet filtering framework (BPFILTER)
In linux kernel since version 4.2 (release Date: 2015-08-30)
This builds experimental bpfilter framework that is aiming to
provide netfilter compatible functionality via BPF
provide netfilter compatible functionality via BPF