public async Task<ActionResult> AddPhoneNumber(AddPhoneNumberViewModel model) { if (!ModelState.IsValid) { return View(model); } // Generate the token and send it var code = await UserManager.GenerateChangePhoneNumberTokenAsync(User.Identity.GetUserId(), model.Number); if (UserManager.SmsService != null) { var message = new IdentityMessage { Destination = model.Number, Body = "Your security code is: " + code }; await UserManager.SmsService.SendAsync(message); } return RedirectToAction("VerifyPhoneNumber", new { PhoneNumber = model.Number }); }