Need to add such check into Nailgun (NetworkCheck class). Now we have partial validation here: NetworkCheck.neutron_check_l3_addresses_not_match_subnet_and_broadcast but it does not cover this case.
There should also be a check for intersection with gateways (one is set in Neutron L3 and another is added in case of using multiple node groups).
Need to add such check into Nailgun (NetworkCheck class). Now we have partial validation here: NetworkCheck. neutron_ check_l3_ addresses_ not_match_ subnet_ and_broadcast but it does not cover this case.
There should also be a check for intersection with gateways (one is set in Neutron L3 and another is added in case of using multiple node groups).