The end-station is answering to the multicast addresses when it should rather use the unicast address of the end-station. The 1722.1-2021 section 9.2.2 Common PDU explains that
The end-station is answering to the multicast addresses when it should rather use the unicast address of the end-station.
The 1722.1-2021 section 9.2.2 Common PDU explains that