A method implemented by a receiving host entity comprises transmitting, by a transmitter of the receiving host entity, a message comprising an anonymization policy of the receiving host entity, the message comprising an anonymized identifier of the receiving host entity, the anonymized identifier being an ephemeral identifier of the receiving host entity, and receiving, by a receiver of the receiving host entity, a data packet from a sending host entity, a destination identifier field of the data packet including the anonymized identifier.