GSM PROTOCOL STACK

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Across
  1. 2. Component that converts voice data into digital signals for transmission
  2. 3. Layer responsible for the actual transmission of data over the air interface
  3. 4. Protocol that manages handovers and mobility
  4. 7. A sub-layer that ensures error-free transmission between BTS and MS
  5. 8. GSM protocol layer that handles authentication and encryption
  6. 10. Function that controls resource allocation and channel configuration
Down
  1. 1. The central database that stores all subscriber information in a GSM network
  2. 5. Layer that provides circuit-switched and packet-switched services in GSM
  3. 6. Layer responsible for switching and routing calls in the GSM network
  4. 9. Sub-system responsible for call control in the GSM network