In the Intelligent Transport Control System, one method of achieving communication between the control center and the mobile terminal is to install GPRS module on the mobile terminal. The GPRS will connect with IP web. This transmitting method is economic applied and efficient. The paper introduces web organization of this system and software composition in the mobile terminal. It explains the method about how to connecting with Internet by GPRS module. The paper particularly analyses the method of inbuilt web protocol stack.