ETSI GSM 05.03 : 050200

Foreword
1 Scope
  1.1 Normative references
  1.2 Abbreviations
2 General
  2.1 General organization
  2.2 Naming Convention
3 Traffic Channels (TCH)
  3.1 Speech channel at full rate (TCH/FS and TCH/EFS)
  3.2 Speech channel at half rate (TCH/HS)
  3.3 Data channel at full rate, 12.0 kbit/s radio
      interface rate (9.6 kbit/s services (TCH/F9.6))
  3.4 Data channel at full rate, 6.0 kbit/s radio
      interface rate (4.8 kbit/s services (TCH/F4.8))
  3.5 Data channel at half rate, 6.0 kbit/s radio
      interface rate (4.8 kbit/s services (TCH/H4.8))
  3.6 Data channel at full rate, 3.6 kbit/s radio
      interface rate (2.4 kbit/s and less services
      (TCH/F2.4))
  3.7 Data channel at half rate, 3.6 kbit/s radio
      interface rate (2.4 kbit/s and less services
4 Control Channels
  4.1 Slow associated control channel (SACCH)
  4.2 Fast associated control channel at full rate
      (FACCH/F)
  4.3 Fast associated control channel at half rate
      (FACCH/H)
  4.4 Broadcast control, Paging, Access grant,
      Notification and Cell broadcast channels
      (BCCH, PCH, AGCH, NCH, CBCH)
  4.5 Stand-alone dedicated control channel (SDCCH)
  4.6 Random access channel (RACH)
  4.7 Synchronization channel (SCH)
  4.8 Access Burst on channels other than RACH
  4.9 Access Bursts for uplink access on a channel
      used for VGCS
Annex A (informative): Summary of Channel Types
Annex B (informative): Summary of Polynomials Used
        for Convolutional Codes
History

Specifies the data blocks given to the encryption unit. It includes the specification of encoding, reordering, interleaving and the stealing flag.