def METHOD_NAME(self, pv: pktverify.packet_verifier.PacketVerifier):
    pkts = pv.pkts
    vars = pv.vars
    pv.summary.show()
    # 1. Host sends a ping packet to the multicast address, MA1.
    _pkt = pkts.filter_eth_src(vars['Host_ETH']) \
        .filter_ipv6_dst(MA1) \
        .filter_ping_request() \
        .must_next()
    # 1. TD receives the multicast ping packet and sends a ping response
    # packet back to Host.
    # TD receives the MPL packet containing an encapsulated ping packet to
    # MA1, sent by Host, and unicasts a ping response packet back to Host.
    pkts.filter_ipv6_dst(_pkt.ipv6.src) \
        .filter_ping_reply(identifier=_pkt.icmpv6.echo.identifier) \
        .must_next()