When you are using bridge interface you need to assign the IP to it and not to the physical interface that you attach into it. When you do not declare to ignore DHCP on the physical interface both will be able to pick up the same IP.
When you are using bridge interface you need to assign the IP to it and not to the physical interface that you attach into it. When you do not declare to ignore DHCP on the physical interface both will be able to pick up the same IP.