ICMPV6_NOROUTE 187 net/ipv6/netfilter/ip6t_REJECT.c send_unreach(net, skb, ICMPV6_NOROUTE, par->hooknum); ICMPV6_NOROUTE 1858 net/ipv6/route.c return ip6_pkt_drop(skb, ICMPV6_NOROUTE, IPSTATS_MIB_INNOROUTES); ICMPV6_NOROUTE 1864 net/ipv6/route.c return ip6_pkt_drop(skb, ICMPV6_NOROUTE, IPSTATS_MIB_OUTNOROUTES); ICMPV6_NOROUTE 271 net/ipv6/xfrm6_tunnel.c case ICMPV6_NOROUTE: