if proxyNameSpace != ps.Mesh.RootNamespace {
		// search through the DestinationRules in proxy's namespace first
		if ps.destinationRuleIndex.namespaceLocal[proxyNameSpace] != nil {
			if _, drs, ok := MostSpecificHostMatch(service.Hostname,
				ps.destinationRuleIndex.namespaceLocal[proxyNameSpace].specificDestRules,
				ps.destinationRuleIndex.namespaceLocal[proxyNameSpace].wildcardDestRules,
			); ok {
				return drs
			}