H O W  I T  W O R K S As easy as 1 - 2 - 3 1. iTrack Device receives positional signal from GPS satellites 2. iTrack Device transmits the positional signal by GPRS to iTrack server 3. Posisi iTrack Device can instantly be monitored from http://itrack.iqios.com by a PC or http://mtrack.iqios.com by a cell phone H O W  I T  O P E R A T E S General  |  AVL-901(D)  |  GX-101  |  MT-102  |  CT-58 AVL - 901 (D) Type the appropriate commands in bold below, without change, except that underlined. Send a message to the GSM card in the AVL-901 (D) to set the APN settings Telkomsel: 600#8888#telkomsel#0.0.0.0#wap#wap123 Indosat: 600#8888#indosatgprs#0.0.0.0#indosat#indosat XL: 600#8888#www.xlgprs.net#0.0.0.0#xlgprs#proxl Send a message to the GSM card in the AVL-901 (D) to set each how long you want to get a position report 115#8888#Interval (second) Sample interval of 180 seconds: 115#8888#180 Test reception of GPS signals by sending a message: 100#8888 to the GSM card in the AVL-901(D). You will get SMS answers and the position of the device phone.