ipv6 iptables support

configs/4.18/config

@@ -1368,13 +1368,22 @@ CONFIG_IP_NF_ARP_MANGLE=m
 # IPv6: Netfilter Configuration
 #
 CONFIG_NF_DEFRAG_IPV6=m
-# CONFIG_NF_CONNTRACK_IPV6 is not set
+CONFIG_NF_CONNTRACK_IPV6=m
 CONFIG_NF_SOCKET_IPV6=m
 CONFIG_NF_TPROXY_IPV6=m
-# CONFIG_NF_TABLES_IPV6 is not set
+CONFIG_NF_TABLES_IPV6=y
+CONFIG_NFT_CHAIN_ROUTE_IPV6=m
+CONFIG_NFT_CHAIN_NAT_IPV6=m
+CONFIG_NFT_MASQ_IPV6=m
+CONFIG_NFT_REDIR_IPV6=m
+CONFIG_NFT_REJECT_IPV6=m
+CONFIG_NFT_DUP_IPV6=m
+CONFIG_NFT_FIB_IPV6=m
 CONFIG_NF_DUP_IPV6=m
 CONFIG_NF_REJECT_IPV6=m
 CONFIG_NF_LOG_IPV6=m
+CONFIG_NF_NAT_IPV6=m
+CONFIG_NF_NAT_MASQUERADE_IPV6=y
 CONFIG_IP6_NF_IPTABLES=m
 CONFIG_IP6_NF_MATCH_AH=m
 CONFIG_IP6_NF_MATCH_EUI64=m
@@ -1385,7 +1394,7 @@ CONFIG_IP6_NF_MATCH_IPV6HEADER=m
 CONFIG_IP6_NF_MATCH_MH=m
 CONFIG_IP6_NF_MATCH_RPFILTER=m
 CONFIG_IP6_NF_MATCH_RT=m
-# CONFIG_IP6_NF_MATCH_SRH is not set
+CONFIG_IP6_NF_MATCH_SRH=m
 CONFIG_IP6_NF_TARGET_HL=m
 CONFIG_IP6_NF_FILTER=m
 CONFIG_IP6_NF_TARGET_REJECT=m
@@ -1393,6 +1402,9 @@ CONFIG_IP6_NF_TARGET_SYNPROXY=m
 CONFIG_IP6_NF_MANGLE=m
 CONFIG_IP6_NF_RAW=m
 CONFIG_IP6_NF_SECURITY=m
+CONFIG_IP6_NF_NAT=m
+CONFIG_IP6_NF_TARGET_MASQUERADE=m
+CONFIG_IP6_NF_TARGET_NPT=m
 
 #
 # DECnet: Netfilter Configuration