A tcpdump trace 1) before promiscuous mode 2) after promiscuous mode 3) after link failure (i.e. failover does not work) would be welcome.
See attached. Captures performed on bond0. Let me know if you prefer captures against the physical member interfaces. Tim:>
promisc-off.pcap
Description: Binary data
promisc-on.pcap
Description: Binary data
fail-eth1.pcap
Description: Binary data
recover-eth1-1.pcap
Description: Binary data
fail-eth2-1.pcap
Description: Binary data
recover-eth2.pcap
Description: Binary data