ETSI TS 102 178 V1.5.1 (2010-05)

ETSI TS 102 178 V1.5.1 (2010-05)
Technical Specification


Broadband Radio Access Networks (BRAN);
HiperMAN;
Data Link Control (DLC) layer

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2 ETSI TS 102 178 V1.5.1 (2010-05)



Reference
RTS/BRAN-0040002r5
Keywords
access, broadband, BWA, FWA, HiperMAN,
layer2, MAN, nomadic, radio
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3 ETSI TS 102 178 V1.5.1 (2010-05)
Contents
Intellectual Property Rights . 7
Foreword . 7
1 Scope . 8
2 References . 8
2.1 Normative references . 8
2.2 Informative references . 8
3 Definitions, symbols and abbreviations . 9
3.1 Definitions . 9
3.2 Symbols . 10
3.3 Abbreviations . 11
4 Packet Convergence Sublayer . 12
4.1 DLC SDU format . 12
4.2 Classification . 12
4.3 Payload Header Suppression (PHS) . 12
4.4 Ethernet specific part . 13
4.5 Virtual Local Area Network (VLAN) specific part . 13
4.6 IP specific part . 13
5 DLC common part sublayer . 13
5.1 Point to MultiPoint . 13
5.2 Mesh . 13
6 Data/Control plane . 13
7 PDU formats . 13
7.1 DLC header formats . 14
7.2 DLC header type encodings . 15
7.2.1 Type encodings . 15
7.2.2 Bandwidth request header . 15
7.2.3 Header Check Sequence (HCS) encoding . 16
7.3 DLC subheaders . 17
7.3.1 Mesh subheader . 17
7.3.2 ARQ feedback payload . 17
7.3.3 Fragmentation subheader . 17
7.3.4 Grant Management subheader . 17
7.3.5 Packing subheader . 18
7.3.6 FAST-FEEDBACK allocation subheader . 18
7.4 DLC management messages. 19
7.4.1 Supplemental DLC management messages . 20
7.4.2 Type 1/3: DL/UL Channel Descriptor (DCD/UCD) message . 21
7.4.3 Type 2: DL-MAP message . 24
7.4.3.1 DL-MAP PHY Synchronization Field . 25
7.4.3.2 DL-MAP IE format . 25
7.4.3.2.1 DIUC allocations . 26
7.4.3.2.2 DL-MAP extended IE format . 26
7.4.3.2.3 Channel measurement DL-MAP IE format . 26
7.4.3.2.4 DL-MAP AAS IE format . 27
7.4.3.2.5 DL-MAP STC IE format . 27
7.4.3.2.6 DL-MAP DUMMY IE format . 27
7.4.3.2.7 DL SUBCH_IE format . 28
7.4.4 Type 3: UL-MAP message . 28
7.4.4.1 UL-MAP IE format . 29
7.4.4.1.1 UIUC allocations . 30
7.4.4.1.2 UL-MAP focused contention IE format . 30
7.4.4.1.3 UL-MAP AAS IE format . 31
ETSI

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4 ETSI TS 102 178 V1.5.1 (2010-05)
7.4.4.1.4 UL-MAP subchannelization IE format . 31
7.4.4.1.5 UL-MAP STC IE format . 31
7.4.4.1.6 UL-MAP DUMMY IE format . 31
7.4.4.1.7 Fast_Ranging_IE . 32
7.4.4.1.8 UL-MAP Fast Tracking IE . 32
7.4.4.2 Compressed private maps . 33
7.4.4.2.1 Compressed private DL-MAP . 33
7.4.4.2.2 Compressed private UL-MAP . 33
7.4.4.3 Reduced private maps . 33
7.4.4.3.1 Reduced private DL-MAP . 33
7.4.4.3.2 Reduced private UL-MAP . 33
7.4.5 Type 4/5: RaNGing REQuest/ReSPonse (RNG-REQ/RSP) message . 34
7.4.5.1 AAS Support . 34
7.4.5.2 Power management support . 35
7.4.6 Type 6: REGistration-REQuest (REG-REQ) message . 35
7.4.7 Type 7: REGistration-ReSPonse (REG-RSP) message . 36
7.4.8 Type 9/10: Privacy Key Management (PKM-REQ/RSP) messages . 36
7.4.9 Type 11: Dynamic Service Addition-Request (DSA-REQ) . 38
7.4.10 Type 12: Dynamic Service Addition-ReSPonse (DSA-RSP) . 38
7.4.11 Type 13: Dynamic Service Addition-ACKnowledgement (DSA-ACK) . 38
7.4.12 Type 14: Dynamic Service Change-REQuest (DSC-REQ) . 38
7.4.13 Type 15: Dynamic Service Change-ReSPonse (DSC-RSP) . 38
7.4.14 Type 16: Dynamic Service Change-ACKnowledge (DSC-ACK) . 38
7.4.15 Type 17: Dynamic Service Delete-REQuest (DSD-REQ) . 38
7.4.16 Type 18: Dynamic Service Delete-ReSPonse (DSD-RSP) . 39
7.4.17 Type 21: MultiCast polling Assignment REQuest (MCA-REQ) . 39
7.4.18 Type 22: MultiCast polling Assignment ReSPonse (MCA-RSP) . 39
7.4.19 Type 23: Downlink Burst Profile Change-REQuest (DBPC-REQ) . 39
7.4.20 Type 24: Downlink Bust Profile Change-ReSPonse (DBPC-RSP) . 39
7.4.21 Type 25: RESet CoMmanD (RES-CMD) . 39
7.4.22 Type 26/27: SS Basic Capability-REQuest/ReSPonse (SBC-REQ/RSP) . 39
7.4.22.1 OFDM demodulator . 39
7.4.22.2 OFDM modulator . 39
7.4.22.3 Subscriber transition gaps . 40
7.4.22.4 Bandwidth allocation support. 40
7.4.23 Type 33: ARQ Feedback message . 40
7.4.24 Type 34: ARQ_Discard message . 40
7.4.25 Type 35: ARQ_Reset message . 41
7.4.26 Type 36/37: Report-Request (REP-REQ/RSP) message . 41
7.4.27 Type 38: Fast Power Control (FPC) message . 42
7.4.28 Type 39: MeSH Network ConFiGuration (MSH-NCFG) message . 43
7.4.28.1 Nbr Physical Information Element . 45
7.4.28.2 Nbr Logical Information Element . 45
7.4.28.3 Embedded data . 46
7.4.28.3.1 Network Descriptor Embedded Data Information Element . 46
7.4.28.3.2 Network Entry Open Embedded Data Information Element . 48
7.4.28.3.3 Network Entry Reject Embedded Data Information Element . 48
7.4.28.3.4 Neighbour Link Establishment Embedded Data Information Element . 48
7.4.29 Type 40: MeSH-Network ENTry (MSH-NENT) message . 49
7.4.30 Type 41: MeSH-Distributed SCHeduling (MSH-DSCH) message . 49
7.4.30.1 MSH-DSCH Scheduling Information Element . 50
7.4.30.2 MSH-DSCH Scheduling Information Element . 51
7.4.30.3 MSH-DSCH Availability Information Element . 52
7.4.30.4 MSH-DSCH Grant Information Element . 52
7.4.31 Type 42: MeSH-Centralized SCHeduling (MSH-CSCH) message . 52
7.4.32 Type 43: MeSH-Centralized Scheduling ConFiguration (MSH-CSCF) message . 54
7.4.33 Type 44/45: AAS-FeedBaCK REQuest/ReSPonse (AAS-FBCK REQ/RSP) message . 55
7.4.34 Type 46 to 255: DUMMY message . 56
8 Automatic Repeat reQuest (ARQ) . 56
8.1 Packing for ARQ-enabled connections . 56
8.1.1 Interaction of packing with fragmentation . 56
ETSI

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5 ETSI TS 102 178 V1.5.1 (2010-05)
8.1.2 Packing ARQ Feedback Information Elements . 57
8.2 ARQ parameters . 58
8.3 ARQ variables . 59
8.4 ARQ operation . 59
8.4.1 ARQ block usage . 59
8.4.2 Comparison of BSNs . 60
8.4.3 Transmitter state machine . 61
8.4.4 Receiver state machine . 62
8.4.5 Resetting the ARQ state machine . 63
8.5 ARQ service flow TLVs . 65
9 Mesh topology support . 67
9.1 Introduction . 67
9.2 Addressing and connections . 68
9.3 DLC service definition . 69
9.3.1 Primitives . 69
9.3.2 MAC_CREATE_CONNECTION.indication . 70
9.3.3 MAC_CHANGE_CONNECTION.indication . 70
9.3.4 MAC_TERMINATE_CONNECTION.request . 71
9.3.5 MAC_TERMINATE_CONNECTION.indication. 71
9.3.6 MAC_DATA.request . 72
9.3.7 MAC_DATA.indication . 72
9.3.8 MAC_FORWARDING_UPDATE.request . 73
9.3.9 MAC_FORWARDING_UPDATE.indication . 74
9.4 DLC management message applicability . 74
9.5 Network synchronization . 76
9.5.1 Physical neighbour list . 76
9.5.2 MSH-NCFG/MSH-NENT transmission channel and timing . 77
9.5.2.1 MSH-NCFG next transmission scheduling . 77
9.5.2.2 MSH-NENT next transmission scheduling . 78
9.6 Network entry and synchronization . 79
9.6.1 DLC management message tunnelling . 79
9.6.2 Scanning and coarse synchronization to network . 80
9.6.3 Obtaining network parameters . 81
9.6.4 Opening sponsor channel . 82
9.6.5 Negotiating basic capabilities . 85
9.6.6 Node Authorization. 85
9.6.7 Node Registration . 85
9.6.8 Establishing IP connectivity . 86
9.6.9 Establishing time of day . 87
9.6.10 Transfer of operational parameters . 87
9.7 Privacy sublayer . 87
9.7.1 TEK exchange overview . 87
9.7.2 Node Re-Authorization . 87
9.7.3 TEK usage . 88
9.7.4 Usage of operator shared key . 88
9.7.5 HMAC authentication keys and calculation of HMAC digests . 88
9.8 Data scheduling . 88
9.8.1 Distributed scheduling . 88
9.8.2 Centralized scheduling . 89
10 DLC support of PHY . 91
10.1 Uplink timing . 91
10.2 Uplink allocation . 92
11 Network Entry and Initialization . 92
11.1 Initial ranging and automatic adjustments . 92
11.1.1 Contention based Initial ranging and automatic adjustments . 92
12 Extended DLC Support . 95
13 Extended Privacy/Security . 95
14 DLC Support of OFDMA PHY . . 95
ETSI

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6 ETSI TS 102 178 V1.5.1 (2010-05)
15 Parameters and constants. 95
16 TLV encoding . 95
History . 96

ETSI

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7 ETSI TS 102 178 V1.5.1 (2010-05)
Intellectual Property Rights
IPRs essential or potentially essential to the present document may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web
server (http://webapp.etsi.org/IPR/home.asp).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
Foreword
This Technical Specification (TS) has been produced by ETSI Technical Committee Broadband Radio Access
Networks (BRAN).
The present document describes the supplem
...