DEFINE_FIELD_M(NX_IPV6_DST, 0, NXM_DL_IPV6, 0, false)
DEFINE_FIELD (NX_ICMPV6_TYPE, FWW_TP_SRC, NXM_DL_IPV6, IPPROTO_ICMPV6, false)
DEFINE_FIELD (NX_ICMPV6_CODE, FWW_TP_DST, NXM_DL_IPV6, IPPROTO_ICMPV6, false)
+DEFINE_FIELD (NX_ND_TARGET, FWW_ND_TARGET,NXM_DL_IPV6, IPPROTO_ICMPV6, false)
+DEFINE_FIELD (NX_ND_SLL, FWW_ARP_SHA, NXM_DL_IPV6, IPPROTO_ICMPV6, false)
+DEFINE_FIELD (NX_ND_TLL, FWW_ARP_THA, NXM_DL_IPV6, IPPROTO_ICMPV6, false)
DEFINE_FIELD_M(NX_REG0, 0, NXM_DL_NONE, 0, true)
#if FLOW_N_REGS >= 2