s = format (s, " Requester system: %U\n", format_ethernet_address,
marker->marker_info.requester_system);
s = format (s, " Requester transaction ID: %u\n",
s = format (s, " Requester system: %U\n", format_ethernet_address,
marker->marker_info.requester_system);
s = format (s, " Requester transaction ID: %u\n",