ICMPV6_ECHO_REQUEST 699 net/ipv6/icmp.c case ICMPV6_ECHO_REQUEST: ICMPV6_ECHO_REQUEST 324 net/ipv6/netfilter/ip6t_LOG.c case ICMPV6_ECHO_REQUEST: ICMPV6_ECHO_REQUEST 50 net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c [ICMPV6_ECHO_REQUEST - 128] = ICMPV6_ECHO_REPLY + 1, ICMPV6_ECHO_REQUEST 51 net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c [ICMPV6_ECHO_REPLY - 128] = ICMPV6_ECHO_REQUEST + 1, ICMPV6_ECHO_REQUEST 108 net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c [ICMPV6_ECHO_REQUEST - 128] = 1, ICMPV6_ECHO_REQUEST 103 net/ipv6/proc.c [ICMPV6_ECHO_REQUEST] = "Echos",