6.3 List of Abbreviations

List of Abbreviations

  • API (Application Programming Interface)
  • ASR (Answer Seizure Ratio)
  • ACD (Average Call Duration)
  • BIOS (Basic Input-Output System)
  • CD (Compact Disc)
  • CDR (Call Data Record)
  • CLIR (Calling Line Identification Restriction)
  • COM (PC serial interface)
  • CPU (Central Processor Unit)
  • DHCP (Dynamic Host Configuration Protocol)
  • DNS (Domain Name Server)
  • DTMF (Dual Tone Multifrequency)
  • eCPU (enhanced CPU)
  • FW (Firmware)
  • GMT (Greenwich Mean Time)
  • GSM (Group Switched Mobile system)
  • GPRS (General Packet Radio Service)
  • GW (Gateway)
  • HW (Hardware)
  • IMEI (International Mobile Equipment Identity)
  • IMSI (International Mobile Subscriber Identity)
  • IP (Internet Protocol)
  • IVR (Interactive Voice Response)
  • LAN (Local Area Network)
  • LED (Light Emitting Diode)
  • NAT (Network Address Translation)
  • PC (Personal Computer)
  • PCB (Printed Circuit Board)
  • PCM (Pulse-code modulation)
  • PIN (Personal Identification Number)
  • PRI (Primary Rate Interface)
  • PUK (Personal Unblocking Key)
  • SB (SIM Board)
  • SC (SIM Client)
  • SIM (Subscriber Identity Module)
  • SIP (Session Initiation Protocol)
  • SMS (Short Message Service)
  • SSH (Secure Shell)
  • SW (Software)
  • TCP (Transmission Control Protocol)
  • UCMD (UDP commands)
  • UDP (User Datagram Protocol)
  • UMTS (Universal Mobile Telecommunication System)
  • UPS (Uninterruptible Power Supply)
  • USSD (Unstructured Supplementary Service Data)
  • VoIP (Voice over Internet Protocol)
  • WAN (Wide Area Network)