ѽ҉ᶬḳ℠ <vtol@xxxxxxx> wrote: > Getting somewhere now, unless there are different kconf flags in 5.6 for > building that module, least on this node with 5.4: > > modinfo: ERROR: Module alias nft_chain_nat not found. > > Which kconf flag is supposed to generate that particular module? Looked into > https://github.com/torvalds/linux/blob/v5.4/net/netfilter/Kconfig but could > not find something specific that builds that module. https://github.com/torvalds/linux/blob/v5.4/net/netfilter/Makefile -> CONFIG_NFT_NAT ... which you seem to have enabled already. So I would guess that the build system used doesn't pick the module up for some reason.