Yes, the DHCP is serving IPs for this VLAN. We did some troubleshooting with tcpdump and here are the findings:
• we see DHCP-Message:
Discover in ubuntu VM
• we see DHCP-Message:
Offer in Harvester, but it doesn't reach the ubuntu VM
• we see that /proc/sys/net/bridge/bridge-nf-call-iptables is set to 1, but when we set to 0, the VM is unable to boot with the error seen in screenshot below:
(ref:
https://wiki.linuxfoundation.org/networking/bridge#No_traffic_gets_trough_.28except_ARP_and_STP.29)