Hi, I added the following to our image recipe: IMAGE_INSTALL_append = " nftables" When running that image, nftables seems to be included, but we get the following error: ~# nft ../../nftables-0.7/src/netlink.c:59: Unable to initialize Netlink socket: Protocol not supported Furthermore, it's not showing in lsmod, and also not in modprobe --showconfigs. This is the active kernel config: root@agent336:~# zcat /proc/config.gz | grep "CONFIG_NF_\|CONFIG_NETFILTER_" CONFIG_NETFILTER_ADVANCED=y CONFIG_NETFILTER_INGRESS=y # CONFIG_NETFILTER_NETLINK_ACCT is not set # CONFIG_NETFILTER_NETLINK_QUEUE is not set # CONFIG_NETFILTER_NETLINK_LOG is not set CONFIG_NF_CONNTRACK=m CONFIG_NF_LOG_COMMON=m # CONFIG_NF_LOG_NETDEV is not set # CONFIG_NF_CONNTRACK_MARK is not set CONFIG_NF_CONNTRACK_PROCFS=y CONFIG_NF_CONNTRACK_EVENTS=y # CONFIG_NF_CONNTRACK_TIMEOUT is not set # CONFIG_NF_CONNTRACK_TIMESTAMP is not set CONFIG_NF_CT_PROTO_DCCP=y CONFIG_NF_CT_PROTO_SCTP=y CONFIG_NF_CT_PROTO_UDPLITE=y # CONFIG_NF_CONNTRACK_AMANDA is not set # CONFIG_NF_CONNTRACK_FTP is not set # CONFIG_NF_CONNTRACK_H323 is not set # CONFIG_NF_CONNTRACK_IRC is not set # CONFIG_NF_CONNTRACK_NETBIOS_NS is not set # CONFIG_NF_CONNTRACK_SNMP is not set # CONFIG_NF_CONNTRACK_PPTP is not set # CONFIG_NF_CONNTRACK_SANE is not set # CONFIG_NF_CONNTRACK_SIP is not set # CONFIG_NF_CONNTRACK_TFTP is not set # CONFIG_NF_CT_NETLINK is not set # CONFIG_NF_CT_NETLINK_TIMEOUT is not set CONFIG_NF_NAT=m CONFIG_NF_NAT_NEEDED=y CONFIG_NF_NAT_PROTO_DCCP=y CONFIG_NF_NAT_PROTO_UDPLITE=y CONFIG_NF_NAT_PROTO_SCTP=y # CONFIG_NF_NAT_AMANDA is not set # CONFIG_NF_NAT_FTP is not set # CONFIG_NF_NAT_IRC is not set # CONFIG_NF_NAT_SIP is not set # CONFIG_NF_NAT_TFTP is not set # CONFIG_NF_NAT_REDIRECT is not set # CONFIG_NF_TABLES is not set CONFIG_NETFILTER_XTABLES=m # CONFIG_NETFILTER_XT_MARK is not set # CONFIG_NETFILTER_XT_CONNMARK is not set # CONFIG_NETFILTER_XT_TARGET_AUDIT is not set CONFIG_NETFILTER_XT_TARGET_CHECKSUM=m # CONFIG_NETFILTER_XT_TARGET_CLASSIFY is not set # CONFIG_NETFILTER_XT_TARGET_CONNMARK is not set # CONFIG_NETFILTER_XT_TARGET_DSCP is not set # CONFIG_NETFILTER_XT_TARGET_HL is not set # CONFIG_NETFILTER_XT_TARGET_HMARK is not set # CONFIG_NETFILTER_XT_TARGET_IDLETIMER is not set # CONFIG_NETFILTER_XT_TARGET_LED is not set CONFIG_NETFILTER_XT_TARGET_LOG=m # CONFIG_NETFILTER_XT_TARGET_MARK is not set CONFIG_NETFILTER_XT_NAT=m # CONFIG_NETFILTER_XT_TARGET_NETMAP is not set # CONFIG_NETFILTER_XT_TARGET_NFLOG is not set # CONFIG_NETFILTER_XT_TARGET_NFQUEUE is not set # CONFIG_NETFILTER_XT_TARGET_RATEEST is not set # CONFIG_NETFILTER_XT_TARGET_REDIRECT is not set # CONFIG_NETFILTER_XT_TARGET_TEE is not set # CONFIG_NETFILTER_XT_TARGET_TPROXY is not set # CONFIG_NETFILTER_XT_TARGET_TCPMSS is not set # CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP is not set CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m # CONFIG_NETFILTER_XT_MATCH_BPF is not set # CONFIG_NETFILTER_XT_MATCH_CGROUP is not set # CONFIG_NETFILTER_XT_MATCH_CLUSTER is not set # CONFIG_NETFILTER_XT_MATCH_COMMENT is not set # CONFIG_NETFILTER_XT_MATCH_CONNBYTES is not set # CONFIG_NETFILTER_XT_MATCH_CONNLABEL is not set # CONFIG_NETFILTER_XT_MATCH_CONNLIMIT is not set # CONFIG_NETFILTER_XT_MATCH_CONNMARK is not set CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m # CONFIG_NETFILTER_XT_MATCH_CPU is not set # CONFIG_NETFILTER_XT_MATCH_DCCP is not set # CONFIG_NETFILTER_XT_MATCH_DEVGROUP is not set # CONFIG_NETFILTER_XT_MATCH_DSCP is not set # CONFIG_NETFILTER_XT_MATCH_ECN is not set # CONFIG_NETFILTER_XT_MATCH_ESP is not set # CONFIG_NETFILTER_XT_MATCH_HASHLIMIT is not set # CONFIG_NETFILTER_XT_MATCH_HELPER is not set # CONFIG_NETFILTER_XT_MATCH_HL is not set # CONFIG_NETFILTER_XT_MATCH_IPCOMP is not set # CONFIG_NETFILTER_XT_MATCH_IPRANGE is not set # CONFIG_NETFILTER_XT_MATCH_L2TP is not set # CONFIG_NETFILTER_XT_MATCH_LENGTH is not set # CONFIG_NETFILTER_XT_MATCH_LIMIT is not set # CONFIG_NETFILTER_XT_MATCH_MAC is not set # CONFIG_NETFILTER_XT_MATCH_MARK is not set # CONFIG_NETFILTER_XT_MATCH_MULTIPORT is not set # CONFIG_NETFILTER_XT_MATCH_NFACCT is not set # CONFIG_NETFILTER_XT_MATCH_OWNER is not set # CONFIG_NETFILTER_XT_MATCH_POLICY is not set # CONFIG_NETFILTER_XT_MATCH_PHYSDEV is not set # CONFIG_NETFILTER_XT_MATCH_PKTTYPE is not set # CONFIG_NETFILTER_XT_MATCH_QUOTA is not set # CONFIG_NETFILTER_XT_MATCH_RATEEST is not set # CONFIG_NETFILTER_XT_MATCH_REALM is not set # CONFIG_NETFILTER_XT_MATCH_RECENT is not set # CONFIG_NETFILTER_XT_MATCH_SCTP is not set # CONFIG_NETFILTER_XT_MATCH_STATE is not set # CONFIG_NETFILTER_XT_MATCH_STATISTIC is not set # CONFIG_NETFILTER_XT_MATCH_STRING is not set # CONFIG_NETFILTER_XT_MATCH_TCPMSS is not set # CONFIG_NETFILTER_XT_MATCH_TIME is not set # CONFIG_NETFILTER_XT_MATCH_U32 is not set CONFIG_NF_DEFRAG_IPV4=m CONFIG_NF_CONNTRACK_IPV4=m # CONFIG_NF_SOCKET_IPV4 is not set # CONFIG_NF_DUP_IPV4 is not set # CONFIG_NF_LOG_ARP is not set CONFIG_NF_LOG_IPV4=m CONFIG_NF_REJECT_IPV4=m CONFIG_NF_NAT_IPV4=m CONFIG_NF_NAT_MASQUERADE_IPV4=m # CONFIG_NF_NAT_PPTP is not set # CONFIG_NF_NAT_H323 is not set CONFIG_NF_DEFRAG_IPV6=m CONFIG_NF_CONNTRACK_IPV6=m # CONFIG_NF_SOCKET_IPV6 is not set # CONFIG_NF_DUP_IPV6 is not set CONFIG_NF_REJECT_IPV6=m CONFIG_NF_LOG_IPV6=m CONFIG_NF_NAT_IPV6=m CONFIG_NF_NAT_MASQUERADE_IPV6=m What am I missing? Should I enable it some other way instead of using IMAGE_INSTALL_append? Do I need to enable more? Thanks, Kind regards, Maik Vermeulen Embedded Software Engineer — Lightyear +31 6 16 82 73 79 <+31616827379> -- -- Automotive Campus 70 —5708 JZ Helmond, the Netherlands www.lightyear.one This email may contain information which is privileged and/or confidential. If you received this e-mail in error, please notify us immediately by e-mail and delete the email without copying or disclosing its contents to any other person. Lightyear is a trade name of Atlas Technologies B.V. and is registered at the Dutch Chamber of Commerce under number 67264298.