Still, it is not working, below is updated config
Below is updated.
auto lo
iface lo inet loopback
auto eno1
iface eno1 inet manual
iface eno2 inet manual
iface enp0s20f0u8u3c2 inet manual
auto vmbr0
iface vmbr0 inet dhcp
bridge-ports eno1
bridge-stp off
bridge-fd 0...