1. A method comprising: determining, by a processing device, that a first value for a parameter of a set of parameters of a logical network associated with a host computing system is different from a second value specified for the parameter in a network definition; presenting, via a user interface, the first value and the second value for the parameter; receiving, via the user interface, a confirmation of validity of the first value for the parameter; and responsive to ascertaining validity of remaining parameters of the set of parameters, setting a validity attribute of the logical network.