Legacy EBTABLES support

modulename: ebtables.ko

configname: CONFIG_BRIDGE_NF_EBTABLES_LEGACY

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>Network packet filtering framework (Netfilter)
└─>Legacy EBTABLES support
In linux kernel since version 4.19.314 (release Date: 2024-05-17)  
Legacy ebtables packet/frame classifier.
This is not needed if you are using ebtables over nftables
(iptables-nft).

source code: