ETSI
Contents
Intellectual Property Rights ................................................................................................................................ 4
Foreword ............................................................................................................................................................. 4
Modal verbs terminology .................................................................................................................................... 4
Introduction ........................................................................................................................................................ 4
1 Scope ........................................................................................................................................................ 5
2 References ................................................................................................................................................ 5
2.1 Normative references ......................................................................................................................................... 5
2.2 Informative references ........................................................................................................................................ 5
3 Abbreviations ........................................................................................................................................... 5
4 Bearer Connection Interface ..................................................................................................................... 6
4.1 Radio Interface Layering .................................................................................................................................... 6
4.2 Bearer Connection Layer Responsibilities ......................................................................................................... 6
4.3 Bearer Connection Layer Overview ................................................................................................................... 7
4.3.0 General .......................................................................................................................................................... 7
4.3.1 Bearer Connection Layer PDUs.................................................................................................................... 7
4.3.2 Bearer Connections ....................................................................................................................................... 7
4.3.3 Ciphering ...................................................................................................................................................... 7
4.4 Conventions used in the present document ........................................................................................................ 7
4.4.1 Presentation................................................................................................................................................... 7
4.4.2 "Reserved" Fields and Values ...................................................................................................................... 8
4.4.3 Boolean Variables ......................................................................................................................................... 8
4.4.4 ASN.1 Encoding Rules ................................................................................................................................. 8
5 Connection Protocol Data Unit (PDU) structure ...................................................................................... 8
5.0 General ............................................................................................................................................................... 8
5.1 Bearer Connection PDU (BCnPDU) .................................................................................................................. 8
5.1.0 General .......................................................................................................................................................... 8
5.1.1 RawDataPDU ............................................................................................................................................... 9
5.1.2 InformationPDU ........................................................................................................................................... 9
5.1.3 SupervisoryPDU ......................................................................................................................................... 10
5.1.3.0 General .................................................................................................................................................. 10
5.1.3.1 ReadyReceive ........................................................................................................................................ 10
5.1.3.2 SelectiveReject ...................................................................................................................................... 11
5.1.4 NumberedPDU ........................................................................................................................................... 12
5.1.5 SubSegmentPDU ........................................................................................................................................ 12
5.2 Parameters ........................................................................................................................................................ 13
5.2.1 BcnSegType ................................................................................................................................................ 13
5.2.2 BconnData .................................................................................................................................................. 14
5.2.2.0 General .................................................................................................................................................. 14
5.2.2.1 PdcpInfo ................................................................................................................................................ 15
5.2.3 SequenceNum ............................................................................................................................................. 15
5.2.4 PDULength ................................................................................................................................................. 15
Annex A (normative): ASN.1 .............................................................................................................. 16
History .............................................................................................................................................................. 17
