GSM Protocol Stack explained

Protocol Stack

GSM Protocol Stack
GSM Protocol Stack

GSM Layer 1 Radio Transmission

GSM900

Upstream : 890 ~915 Mhz

Downstream : 935 ~ 960 Mhz

Duplex Interval : 45 Mhz

Bandwidth : 25 Mhz

Frequency Interval : 200 Khz

TDM / FDMA

Modulation – GMSK

GSM Layer 2 – Data Link Layer DLL

LAPDm Link Access Procedure

GSM Layer 3 Messaging Layer

RR Radio Resource Management

  • Channel Allocation
  • Handover
  • Timing Advance
  • Power Control
  • Frequency Hopping

MM Mobility Management

  • Location Management
  • Security

CM Connection Management

  • Call Control CC
  • Supplementary Services
  • Short Message Service

Call Control CC Sub Layer

  • Call Routing
  • Call Establishment
  • Maintenance
  • Release

GSM Components Explained

GEO-Mobile Radio Interface Specifications (Release 3)

Categories: GSM

1 Comment

How to Sniff GSM Networks Free Guide 2021 · July 13, 2021 at 11:13 pm

[…] Free GSM Protocol Stack Introduction GSM Protocol Stack […]

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