if currDeploymentIDsSet.Equals(deploymentIDsSet) {
			return madmin.ReplicateAddStatus{}, errSRCannotJoin
		}
		if len(currDeploymentIDsSet.Intersection(deploymentIDsSet)) != len(currDeploymentIDsSet) {
			diffSlc := getMissingSiteNames(currDeploymentIDsSet, deploymentIDsSet, currSites.Sites)
			return madmin.ReplicateAddStatus{}, errSRInvalidRequest(fmt.Errorf("all existing replicated sites must be specified - missing %s", strings.Join(diffSlc, " ")))
		}