Cannot get an IP from 3G/GPRS connection

= Error Definition =
 * I want to connect the device to internet via GPRS/3G. But the device cannot get a IP address.

= Components To Be Checked =
 * Make sure your sim-card is inserted correctly.Sim kart çip yönü PLC besleme girişi tarafında olmalıdır.
 * Before inserting the sim-card, make sure the device is not powered.
 * Make sure your sim-card is data enabled. Contact your operator to check this.
 * Check the signal quality. (CSQ value on Mikroterminal)
 * Check your APN settings. Contact your operator to learn the correct settings for APN

= Possible Solutions =
 * If the tcp socket, tcp master or tcp slave block parameters are correct, wait for your device to enter the coverage area. This can take between 20-60 seconds depending on your signal quality and your status in the coverage area
 * If you get a positive result from the components to be checked, wait for the sim-card to get an IP when the CSQ level reaches 15 and above.
 * If your sim-card has static IP, you can always use the ip value you read on your connected system. Sim-cards that do not have a static IP will need to be get a new IP every time the device is switched on.
 * Make sure that PIN security is disabled on your SIM card