For mobile users, high peak speeds mean little without consistent daily service.
The move comes as the commission tightens quality standards in providing internet service.
Says it has yet to receive the show-cause order.
The National Telecommunications Commission (NTC) has flagged DITO Telecommunity, Globe Telecom and Smart Communications for unsatisfactory mobile broadband performance in parts of Metro Manila, saying its latest tests found no measurable improvement despite earlier findings of poor service.
