J.1 Original MCS-8 RLC data block

04.603GPPGeneral Packet Radio Service (GPRS)Mobile Station (MS) - Base Station System (BSS) interfaceRadio Link Control / Medium Access Control (RLC/MAC) protocolRelease 1999TS

8

7

6

5

4

3

2

1

Octet

TFI

Countdown Value

SI

R

1 (header)

BSN1

TFI

2 (header)

BSN 2

BSN 1

3 (header)

BSN2

4 (header)

Spare

PI

RSB

CPS

5 (header)

Spare

(See note

TI

E

below)

Length indicator = 40

E

1 (RLC data 1)

LLC1 (octet 1)

2 (RLC data 1)

LLC1 (octet 2)

3 (RLC data 1)

: :

:

LLC1 (octet 39)

40 (RLC data 1)

LLC1 (octet 40)

41 (RLC data 1)

LLC2 (octet 1)

42 (RLC data 1)

LLC2 (octet 2)

43 (RLC data 1)

: :

:

LLC2 (octet 26)

67 (RLC data 1)

LLC2 (octet 27)

68 (RLC data 1)

TI

E

(See note below)

Length indicator = 33

E

1 (RLC data 2)

LLC2 (octet 28)

2 (RLC data 2)

LLC2 (octet 29)

3 (RLC data 2)

: :

:

LLC2 (octet 59)

33 (RLC data 2)

LLC2 (octet 60)

34 (RLC data 2)

LLC3 (octet 1)

35 (RLC data 2)

LLC3 (octet 2)

36 (RLC data 2)

: :

:

LLC3 (octet 33)

67 (RLC data 2)

LLC3 (octet 34)

68 (RLC data 2)

NOTE: At this row, only a few bits are sent (not a full octet).