1. For a datacenter comprising (i) a plurality of physical host computing devices, (ii) a compute manager, and (iii) a network manager, a method of configuring a logical network, the method comprising: configuring, by the compute manager, one or more data compute nodes (DCNs) to execute on the plurality of physical hosts, with at least two or more DCNs executing on each of a set of physical hosts; defining the logical network at the network manager; providing, from the network manager, read-only configuration information for the logical network to virtualization software of the set of physical hosts; obtaining, at the compute manager, the read-only configuration information for the logical network from the virtualization software of the set of physical hosts; and configuring, by the compute manager, the DCNs to connect to the logical network using the read-only configuration information for the logical network, without modifying the logical network, wherein said compute manager manages the DCNs while the network manager does not manage the DCNs.