Vianet has launched SMS through Inquiry system for its new and interested customers. Interested customers now do not have to visit Vianet office or call to inquire about new connection. They can now directly send an SMS to register their inquiries to Vianet System. To send SMS, customers should type VIANET INQUIRY and send SMS to 34001. Existing customers can also send support queries through SMS by typing VIANET SUPPORT and sending SMS to 34001.