NF_NAT_RANGE_PROTO_RANDOM 14 include/uapi/linux/netfilter/nf_nat.h (NF_NAT_RANGE_PROTO_RANDOM | NF_NAT_RANGE_PROTO_RANDOM_FULLY) NF_NAT_RANGE_PROTO_RANDOM 18 include/uapi/linux/netfilter/nf_nat.h NF_NAT_RANGE_PROTO_RANDOM | NF_NAT_RANGE_PERSISTENT | \