HTTP api of send sms. Chinese page is http://your_ip/dosend.php English page is http://your_ip/en/dosend.php, can receive GET or POST parameters.
  parameter:
  USERNAME: user name
  PASSWORD: user password
  smsnum: number will you send to
  Memo: content will you send 
  smsprovider: (1-10) the provider id which in server. 
  method: 2


  for example:
  http://192.168.2.2/goip/en/dosend.php?USERNAME=root&PASSWORD=root&smsprovider=1&smsnum=13800138000&method=2&Memo=hello