User:Rakeshkr2/Books/OCS

Rakesh KR

 * Online charging system
 * Intelligent Network
 * Signalling System No. 7
 * Customised Applications for Mobile networks Enhanced Logic
 * Access Point Name
 * GSM
 * Roaming
 * SGSM
 * GPRS core network
 * Short Message Peer-to-Peer
 * Mobile country code