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 CT - 58 Type the appropriate commands in bold below, without change, except that underlined. Send a message to the GSM card in the CT-58 to set the APN settings Telkomsel: #username,0000,3,telkomsel,wap,wap123* Indosat: #username,0000,3,indosatgprs,indosat,indosat* XL: #username,0000,3,www.xlgprs.net,xlgprs,proxl* Send a message to the GSM card in the CT-58 to set each how long you want to get a position report #username,0000,6,Interval (second),how many times* Sample interval of 180 seconds without stopping: #username,0000,6,180,9999* Activate GPRS (HTTP) to send a message to the GSM card in CT-58: #username,0000,14,2* As a confirmation, CT-58 will answer: username is switching to HTTP mode