10 PDU functional definitions and contents

08.183GPPBase Station System (BSS) - Serving GPRS Support Node (SGSN)BSS GPRS ProtocolGeneral Packet Radio Service (GPRS)Release 1999TS

10.1 General Structure Of A PDU

Refer to General Structure Of A PDU/3GPP TS 08.16 [16].

10.2 PDU functional definitions and contents at RL and BSSGP SAPs

10.2.1 DL-UNITDATA

This PDU is sent to the BSS to transfer an LLC-PDU across the radio interface to an MS.

PDU type: DL-UNITDATA

Direction: SGSN to BSS

Table 10.1: DL-UNITDATA PDU contents

Information element

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI (current)

TLLI/11.3.35

M

V

4

QoS Profile

QoS Profile/11.3.28

M

V

3

PDU Lifetime

PDU Lifetime/11.3.25

M

TLV

4

MS Radio Access Capability a)

MS Radio Access Capability/11.3.22

O

TLV

7-?

Priority

Priority/11.3.27

O

TLV

3

DRX Parameters

DRX Parameters/11.3.11

O

TLV

4

IMSI

IMSI/11.3.14

O

TLV

5 –10

TLLI (old)

TLLI/11.3.35

O

TLV

6

PFI

PFI/1.3.42

O

TLV

3

LSA Information

LSA Information/11.3.19

O

TLV

7-?

Service UTRAN CCO

Service UTRAN CCO
/11.3.47.

O

TLV

3

Alignment octets

Alignment octets/11.3.1

O

TLV

2-5

LLC-PDU

LLC-PDU/11.3.15

M

TLV

3-?

a) The field shall be present if there is valid MS Radio Access Capability information known by the SGSN; the field shall not be present otherwise.

10.2.2 UL-UNITDATA

This PDU transfers an MS’s LLC-PDU and its associated radio interface information across the Gb-interface.

PDU type: UL-UNITDATA

Direction: BSS to SGSN

Table 10.2: UL-UNITDATA PDU content

Information element

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

V

4

QoS Profile

QoS Profile/11.3.28

M

V

3

Cell Identifier

Cell Identifier/11.3.9

M

TLV

10

PFI

PFI/12.3.42

O

TLV

3

LSA Identifier List

LSA Identifier List/11.3.18

O

TLV

3-?

Alignment octets

Alignment octets/11.3.1

O

TLV

2-5

LLC-PDU

LLC-PDU/11.3.15

M

TLV

3-?

10.2.3 RA-CAPABILITY

This PDU informs the BSS of the new Radio Access Capability of an MS.

PDU type: RA-CAPABILITY

Direction: SGSN to BSS

Table 10.3: RA-CAPABILITY PDU content

Information element

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

MS Radio Access Capability

MS Radio Access Capability/11.3.22

M

TLV

7-?

10.2.4 PTM-UNITDATA

This shall be developed in GPRS phase 2.

10.3 PDU functional definitions and contents at GMM SAP

10.3.1 PAGING PS

This PDU indicates that a BSS shall initiate the packet paging procedure for an MS within a group of cells.

PDU type: PAGING PS

Direction: SGSN to BSS

Table 10.4: PAGING PS PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

IMSI

IMSI/11.3.14

M

TLV

5 -10

DRX Parameters

DRX Parameters/11.3.11

O

TLV

4

BVCI a)

BVCI/11.3.6

C

TLV

4

Location Area a)

Location Area/11.3.17

C

TLV

7

Routeing Area a)

Routeing Area/11.3.31

C

TLV

8

BSS Area Indication a)

BSS Area Indication/11.3.3

C

TLV

3

PFI

PFI/11.3.42

O

TLV

3

ABQP

ABQP/11.3.43

O

TLV

13-?

QoS Profile

QoS Profile/11.3.28

M

TLV

5

P-TMSI

TMSI/11.3.36

O

TLV

6

a) One and only one of the conditional IEs shall be present. No repeated instances of the conditional IEs are permissible (e.g. one and only one Location Area shall be present).

10.3.2 PAGING CS

This PDU indicates that a BSS shall initiate a circuit-switched paging procedure for an MS within a group of cells.

PDU type: PAGING CS

Direction: SGSN to BSS

Table 10.5: PAGING CS PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

IMSI

IMSI/11.3.14

M

TLV

5 -10

DRX Parameters

DRX Parameters/11.3.11

M

TLV

4

BVCI a)

BVCI/11.3.6

C

TLV

4

Location Area a)

Location Area/11.3.17

C

TLV

7

Routeing Area a)

Routeing Area/11.3.31

C

TLV

8

BSS Area Indication a)

BSS Area Indication/11.3.3

C

TLV

3

TLLI

TLLI/11.3.35

O

TLV

6

Channel needed (note)

Channel needed/11.3.10

O

TLV

3

eMLPP-Priority (note)

eMLPP-Priority/11.3.12

O

TLV

3

TMSI (note)

TMSI/11.3.36

O

TLV

6

a) One and only one of the conditional IEs shall be present. No repeated instances of the conditional IEs are permissible (e.g. one and only one Location Area shall be present).

NOTE: These fields are provided by the MSC via the Gs-Interface.

10.3.3 RA-CAPABILITY-UPDATE

This PDU requests that the SGSN send an MS’s current Radio Access capability or IMSI to the BSS.

PDU type: RA-CAPABILITY-UPDATE

Direction: BSS to SGSN

Table 10.6: RA-CAPABILITY-UPDATE PDU content

Information element

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

Tag

Tag/11.3.34

M

TLV

3

10.3.4 RA-CAPABILITY-UPDATE-ACK

This PDU provides the BSS with an MS’s current Radio Access capability and IMSI.

PDU type: RA-CAPABILITY-UPDATE-ACK

Direction: SGSN to BSS

Table 10.7: RA-CAPABILITY-UPDATE-ACK PDU content

Information element

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

Tag

Tag/11.3.34

M

TLV

3

IMSI a)

IMSI/11.3.14

C

TLV

5 -10

RA-Cap-UPD-CAUSE

RA-Cap-UPD-CAUSE/11.3.30

M

TLV

3

MS Radio Access Capability

MS Radio Access Capability/11.3.22

C

TLV

7-?

a) If RA-Cap-UPD-CAUSE indicates failure of the RA-CAPABILITY-UPDATE procedure due to TLLI unknown in SGSN the IMSI IE will not be present. Otherwise, the IMSI will be present.

10.3.5 RADIO-STATUS

This PDU indicates that an exception condition related to the radio interface has occurred.

PDU type: RADIO-STATUS

Direction: BSS to SGSN

Table 10.8: RADIO STATUS PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI a)

TLLI/11.3.35

C

TLV

6

TMSI a)

TMSI/11.3.36

C

TLV

6

IMSI a)

IMSI/11.3.14

C

TLV

5-10

Radio Cause

Radio Cause/11.3.29

M

TLV

3

a) One and only one of the conditional IEs shall be present.

10.3.6 SUSPEND

This PDU indicates that an MS wishes to suspend its GPRS service.

PDU type: SUSPEND

Direction: BSS to SGSN

Table 10.9: SUSPEND PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

Routeing Area

Routeing Area/11.3.31

M

TLV

8

10.3.7 SUSPEND-ACK

This PDU positively acknowledges the reception of a SUSPEND PDU for an MS.

PDU type: SUSPEND-ACK

Direction: SGSN to BSS

Table 10.10: SUSPEND-ACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

Routeing Area

Routeing Area/11.3.31

M

TLV

8

Suspend Reference Number

Suspend Reference Number/11.3.33

M

TLV

3

10.3.8 SUSPEND-NACK

This PDU negatively acknowledges the reception of a SUSPEND PDU for an MS.

PDU type: SUSPEND-NACK

Direction: SGSN to BSS

Table 10.11: SUSPEND-NACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

Routeing Area

Routeing Area/11.3.31

M

TLV

8

Cause

Cause/11.3.8

O

TLV

3

10.3.9 RESUME

This PDU indicates that an MS wishes to RESUME its GPRS service.

PDU type: RESUME

Direction: BSS to SGSN

Table 10.12: RESUME PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

Routeing Area

Routeing Area/11.3.31

M

TLV

8

Suspend Reference Number

Suspend Reference Number/11.3.33

M

TLV

3

10.3.10 RESUME-ACK

This PDU positively acknowledges the reception of a RESUME PDU for an MS.

PDU type: RESUME-ACK

Direction: SGSN to BSS

Table 10.13: RESUME-ACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

Routeing Area

Routeing Area/11.3.31

M

TLV

8

10.3.11 RESUME-NACK

This PDU negatively acknowledges the reception of a RESUME PDU for an MS.

PDU type: RESUME-NACK

Direction: SGSN to BSS

Table 10.14: RESUME-NACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

Routeing Area

Routeing Area/11.3.31

M

TLV

8

Cause

Cause/11.3.8

O

TLV

3

10.4 PDU functional definitions and contents at NM SAP

10.4.1 FLUSH-LL

This PDU informs a BSS that an MS has moved from one cell to another.

PDU type: FLUSH-LL

Direction: SGSN to BSS

Table 10.15: FLUSH LL PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

BVCI (old)

BVCI/11.3.6

M

TLV

4

BVCI (new)

BVCI/11.3.6

O

TLV

4

10.4.2 FLUSH-LL-ACK

This PDU indicates that LLC-PDU(s) buffered for an MS in the old cell have been either deleted or transferred to the new cell within the NSE.

PDU type: FLUSH-LL-ACK

Direction: BSS to SGSN

Table 10.16: FLUSH LL ACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

Flush Action

Flush Action/11.3.13

M

TLV

3

BVCI (new)

BVCI/11.3.13

C (note 1)

TLV

4

Number of octets affected

Number of octets affected/11.3.41

M

TLV

5

NOTE 1: BVCI (new) is included only if Flush action indicated that LLC-PDUs are transferred.

10.4.3 LLC-DISCARDED

This PDU indicates that a number of buffered LLC-PDUs in a cell for an MS have been deleted inside the BSS (because of PDU Lifetime expiration or Cell-reselection for example).

PDU type: LLC-DISCARDED

Direction: BSS to SGSN

Table 10.17: LLC DISCARDED PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

LLC Frames Discarded

LLC Frames Discarded/11.3.16

M

TLV

3

BVCI

BVCI/11.3.6

M

TLV

4

Number of octets deleted

Number of octets affected/11.3.41

M

TLV

5

10.4.4 FLOW-CONTROL-BVC

This PDU informs the flow control mechanism at an SGSN of the status of a BVC’s maximum acceptable SGSN to BSS throughput on the Gb interface.

PDU type: FLOW-CONTROL-BVC

Direction: BSS to SGSN

Table 10.18: FLOW-CONTROL-BVC PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

Tag

Tag/11.3.34

M

TLV

3

BVC Bucket Size

BVC Bucket Size/11.3.5

M

TLV

4

Bucket Leak Rate

Bucket Leak Rate/11.3.4

M

TLV

4

Bmax default MS

Bmax default MS/11.3.2

M

TLV

4

R_default_MS

R_default_MS/11.3.32

M

TLV

4

Bucket_Full Ratio

Bucket_Full Ratio/11.3.46

C

TLV

3

BVC Measurement

BVC Measurement/11.3.7

O

TLV

4

10.4.5 FLOW-CONTROL-BVC-ACK

This PDU informs the flow control mechanism at the BSS that the SGSN has received the FLOW-CONTROL-BVC PDU indicated by the Tag.

PDU type: FLOW-CONTROL-BVC-ACK

Direction: SGSN to BSS

Table 10.19: FLOW-CONTROL-BVC-ACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

Tag

Tag/11.3.34

M

TLV

3

10.4.6 FLOW-CONTROL-MS

This PDU informs the flow control mechanism at an SGSN of the status of an MS’s maximum acceptable SGSN to BSS throughput on the Gb interface.

PDU type: FLOW-CONTROL-MS

Direction: BSS to SGSN

Table 10.20: FLOW-CONTROL-MS PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

Tag

Tag/11.3.34

M

TLV

3

MS Bucket Size

MS Bucket Size/11.3.21

M

TLV

4

Bucket Leak rate

Bucket Leak rate/11.3.4

M

TLV

4

Bucket_Full Ratio

Bucket_Full Ratio/11.3.46

C

TLV

3

10.4.7 FLOW-CONTROL-MS-ACK

This PDU informs the flow control mechanism at the BSS that the SGSN has received the FLOW-CONTROL-MS PDU indicated by the TLLI and the Tag.

PDU type: FLOW-CONTROL-MS-ACK

Direction: SGSN to BSS

Table 10.21: FLOW-CONTROL-MS-ACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

Tag

Tag/11.3.34

M

TLV

3

10.4.8 BVC-BLOCK

This PDU indicates that the contained BVC shall be blocked at the recipient entity.

PDU type: BVC-BLOCK

Direction: BSS to SGSN

Table 10.22: BVC-BLOCK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

BVCI

BVCI/11.3.6

M

TLV

4

Cause

Cause/11.3.8

M

TLV

3

10.4.9 BVC-BLOCK-ACK

This PDU acknowledges that a BVC has been blocked.

PDU type: BVC-BLOCK-ACK

Direction: SGSN to BSS

Table 10.23: BVC-BLOCK-ACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

BVCI

BVCI/11.3.6

M

TLV

4

10.4.10 BVC-UNBLOCK

This PDU indicates that the identified BVC shall be unblocked at the recipient entity.

PDU type: BVC-UNBLOCK

Direction: BSS to SGSN

Table 10.24: BVC-UNBLOCK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

BVCI

BVCI/11.3.6

M

TLV

4

10.4.11 BVC-UNBLOCK-ACK

This PDU acknowledges that a BVC has been unblocked.

PDU type: BVC-UNBLOCK-ACK

Direction: SGSN to BSS

Table 10.25: BVC-UNBLOCK-ACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

BVCI

BVCI/11.3.6

M

TLV

4

10.4.12 BVC-RESET

This PDU indicates that BVC initialisation is required, e.g. because of a BVC failure.

PDU type: BVC-RESET

Direction: SGSN to BSS, BSS to SGSN

Table 10.26: BVC-RESET PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

BVCI

BVCI/11.3.6

M

TLV

4

Cause

Cause/11.3.8

M

TLV

3

Cell Identifier a)

C

TLV

10

Feature bitmap b)

Feature bitmap/11.3.40

O

TLV

3

a) The Cell Identifier IE is mandatory in the BVC-RESET PDU sent from BSS to SGSN in order to reset a BVC corresponding to a PTP functional entity. The Cell Identifier IE shall not be used in any other BVC-RESET PDU.

b) The Feature bitmap is only sent in a BVC-RESET PDU related to the signalling BVC. Absence of this IE implies no optional features are available over the NSE.

10.4.13 BVC-RESET-ACK

This PDU indicates that BVC initialisation has been executed.

PDU type: BVC-RESET-ACK

Direction: BSS to SGSN, SGSN to BSS

Table 10.27: BVC-RESET-ACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

BVCI

BVCI/11.3.6

M

TLV

4

Cell Identifier a)

C

TLV

10

Feature bitmap b)

Feature bitmap/11.3.40

O

TLV

3

a) The Cell Identifier IE is mandatory in the BVC-RESET-ACK PDU sent from BSS to SGSN in response to reset a BVC corresponding to a PTP functional entity. The Cell Identifier IE shall not be used in any other BVC-RESET-ACK PDU.

b) The Feature bitmap is only sent in a BVC-RESET-ACK PDU related to the signalling BVC. Absence of this IE implies no optional features are available over the NSE.

10.4.14 STATUS

This PDU indicates that an exception condition occurred.

PDU type: STATUS

Direction: SGSN to BSS, BSS to SGSN

Table 10.28: STATUS PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

Cause

Cause/11.3.8

M

TLV

3

BVCI

BVCI/11.3.6

C

TLV

4

PDU In Error a)

PDU In Error/11.3.24

O

TLV

3-?

a) This is the whole PDU (starting with the [PDU type]) within which an error was detected. This PDU may be truncated if it exceeds the information carrying capacity of the underlying network service.

10.4.14.1 Static conditions for BVCI

The "BVCI" IE shall be included when the "Cause" IE is set to one of the following values:

a) "BVCI blocked";

b) "BVCI unknown";

and shall not be included otherwise.

10.4.15 SGSN-INVOKE-TRACE

This PDU indicates that the BSS shall begin the production of a trace record for an MS.

PDU type: SGSN-INVOKE-TRACE

Direction: SGSN to BSS

Table 10.29: SGSN-INVOKE-TRACE PDU content

IEI

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

Trace Type

Trace Type/11.3.38

M

TLV

3

Trace Reference

Trace Reference/11.3.37

M

TLV

4

Trigger Id

Trigger Id/11.3.40

O

TLV

4-24

Mobile Id

Mobile Id/11.3.20

O

TLV

3-10

OMC Id

OMC Id/11.3.23

O

TLV

4-24

TransactionId

TransactionId/11.3.39

O

TLV

4

10.4.16 DOWNLOAD-BSS-PFC

This PDU requests a SGSN to initiate a CREATE-BSS-PFC procedure.

PDU type: DOWNLOAD-BSS-PFC

Direction: BSS to SGSN

Table 10.30: DOWNLOAD-BSS-PFC PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

PFI

PFI/11.3.42

M

TLV

3

10.4.17 CREATE-BSS-PFC

This PDU allows the SGSN to request that a BSS create or modify a BSS Packet Flow Context.

PDU type: CREATE-BSS-PFC

Direction: SGSN to BSS

Table 10.31: CREATE-BSS-PFC PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

IMSI

IMSI/11.3.14

O

TLV

5 –10

PFI

PFI/11.3.42

M

TLV

3

PFT

GPRS Timer/11.3.44

M

TLV

3

ABQP

ABQP/11.3.43

M

TLV

13-?

Service UTRAN CCO

Service UTRAN CCO
/11.3.47.

O

TLV

3

10.4.18 CREATE-BSS-PFC-ACK

This PDU allows the BSS to acknowledge a request from the SGSN for the creation or modification of a BSS Packet Flow Context.

PDU type: CREATE-BSS-PFC-ACK

Direction: BSS to SGSN

Table 10.32: CREATE-BSS-PFC-ACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

PFI

PFI/11.3.42

M

TLV

3

ABQP

ABQP/11.3.43

M

TLV

13-?

10.4.19 CREATE-BSS-PFC-NACK

This PDU allows the BSS to Nack a request from the SGSN for the creation of a BSS Packet Flow Context.

PDU type: CREATE-BSS-PFC-NACK

Direction: BSS to SGSN

Table 10.33: CREATE-BSS-PFC-NACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

PFI

PFI/11.3.42

M

TLV

3

Cause

Cause/11.3.8

M

TLV

3

10.4.20 MODIFY-BSS-PFC

This PDU allows the BSS to request a modification of a BSS Packet Flow Context.

PDU type: MODIFY-BSS-PFC

Direction: BSS to SGSN

Table 10.34: MODIFY-BSS-PFC PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

PFI

PFI/11.3.42

M

TLV

3

ABQP

ABQP/11.3.43

M

TLV

13-?

10.4.21 MODIFY-BSS-PFC-ACK

This PDU allows the SGSN to acknowledge a modification to a BSS Packet Flow Context.

PDU type: MODIFY-BSS-PFC-ACK

Direction: SGSN to BSS

Table 10.35: MODIFY-BSS-PFC-ACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

PFI

PFI/11.3.42

M

TLV

3

PFT

GPRS Timer

M

TLV

3

ABQP

ABQP/11.3.43

M

TLV

13-?

10.4.22 DELETE-BSS-PFC

This PDU allows the SGSN to request that a BSS delete a BSS Packet Flow Context.

PDU type: DELETE-BSS-PFC

Direction: SGSN to BSS

Table 10.37: DELETE-BSS-PFC PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

PFI

PFI/11.3.42

M

TLV

3

10.4.23 DELETE-BSS-PFC-ACK

This PDU allows the BSS to acknowledge a request for the deletion of a BSS Packet Flow Context.

PDU type: DELETE-BSS-PFC-ACK

Direction: BSS to SGSN

Table 10.38: DELETE-BSS-PFC-ACK PDU content

Information elements

Type / Reference

Presence

Format

Length

PDU type

PDU type/11.3.26

M

V

1

TLLI

TLLI/11.3.35

M

TLV

6

PFI

PFI/11.3.42

M

TLV

3