On Mon, Oct 22, 2018 at 05:35:42PM +0200, Fernando Fernandez Mancera wrote: > I am going to add the necessary NFT_OSF_* definitions in the nf_tables.h Just add a copy of nf_osf.h to nftables tree. We cannot mangle nf_tables.h, it's a copy from the original header to ensure sources compile with any kernel version. > header. The options format is "ttl-*" because "global" or "loose" could be > confusing. Do you prefer the option without "ttl-"? Yes, the ttl- is not needed. Make sure what you list via 'nft list ruleset > file' can be loaded via 'nft -f file'