ETSI ETS 300 175-3 ed.2 (1996-09)

SLOVENSKI STANDARD
SIST ETS 300 175-3:1999
01-julij-1999
'LJLWDOQHL]EROMãDQHEUH]YUYLþQHWHOHNRPXQLNDFLMH'(&76NXSQLYPHVQLN&,
GHO3ODVWNUPLOMHQMDGRVWRSDGRSUHQRVQHJDPHGLMD0$&
Digital Enhanced Cordless Telecommunications (DECT); Common Interface (CI); Part 3:
Medium Access Control (MAC) layer
Ta slovenski standard je istoveten z: ETS 300 175-3 Edition 2
ICS:
33.070.30 'LJLWDOQHL]EROMãDQH Digital Enhanced Cordless
EUH]YUYLþQHWHOHNRPXQLNDFLMH Telecommunications (DECT)
'(&7
SIST ETS 300 175-3:1999 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------

SIST ETS 300 175-3:1999

---------------------- Page: 2 ----------------------

SIST ETS 300 175-3:1999
EUROPEAN ETS 300 175-3
TELECOMMUNICATION September 1996
STANDARD Second Edition
Source: ETSI TC-RES Reference: RE/RES-03027-3
ICS: 33.060, 33.060.50
Key words: DECT, MAC, radio
Radio Equipment and Systems (RES);
Digital Enhanced Cordless Telecommunications (DECT);
Common Interface (CI);
Part 3: Medium Access Control (MAC) layer
ETSI
European Telecommunications Standards Institute
ETSI Secretariat
Postal address: F-06921 Sophia Antipolis CEDEX - FRANCE
Office address: 650 Route des Lucioles - Sophia Antipolis - Valbonne - FRANCE
X.400: c=fr, a=atlas, p=etsi, s=secretariat - Internet: secretariat@etsi.fr
Tel.: +33 92 94 42 00 - Fax: +33 93 65 47 16
Copyright Notification: No part may be reproduced except as authorized by written permission. The copyright and the
foregoing restriction extend to reproduction in all media.
© European Telecommunications Standards Institute 1996. All rights reserved.

---------------------- Page: 3 ----------------------

SIST ETS 300 175-3:1999
Page 2
ETS 300 175-3: September 1996
Whilst every care has been taken in the preparation and publication of this document, errors in content,
typographical or otherwise, may occur. If you have comments concerning its accuracy, please write to
"ETSI Editing and Committee Support Dept." at the address shown on the title page.

---------------------- Page: 4 ----------------------

SIST ETS 300 175-3:1999
Page 3
ETS 300 175-3: September 1996
Contents
Foreword . 13
1 Scope . 15
2 Normative references . 15
3 Definitions and abbreviations. 16
3.1 Definitions. 16
3.2 Abbreviations. 17
4 Description of the MAC layer. 19
4.1 MAC layer reference model . 19
4.1.1 General. 20
4.1.2 Cluster Control Function (CCF). 20
4.1.3 Cell Site Functions (CSF). 20
4.1.4 Relationship to physical layer elements . 20
4.2 Frame and multiframe structures. 21
4.2.1 General. 22
4.2.2 Frame structure . 22
4.2.3 Multiframe structure. 23
4.3 State definitions . 24
4.3.1 PP states . 24
4.3.2 RFP states . 25
5 Overview of MAC layer services. 26
5.1 General. 26
5.1.1 Broadcast Message Control (BMC). 26
5.1.2 Connectionless Message Control (CMC). 26
5.1.3 Multi-Bearer Control . 26
5.2 Service descriptions . 26
5.2.1 Common functions. 26
5.2.2 BMC service. 27
5.2.3 CMC service. 27
5.2.4 MBC services . 27
5.3 Logical channels. 28
5.3.1 MBC connection endpoints (MC-SAP logical channels). 28
5.3.1.1 The higher layer C-plane channels, C . 28
5.3.1.2 The higher layer U-Plane channels, I . 28
5.3.1.3 The higher layer U-Plane control channel, G . 29
F
5.3.2 CMC endpoints (MB-SAP logical channels) . 29
5.3.2.1 The connectionless C-Plane channels, C . 29
L
5.3.2.2 The connectionless U-Plane channels, SI and SI . 29
N P
5.3.3 BMC endpoint (MA-SAP logical channel). 29
5.3.3.1 The slow broadcast channel, B . 29
S
5.3.4 Internal MAC control channels. 29
5.3.4.1 The system information channel, Q . 30
5.3.4.2 Identities channel, N. 30
5.3.4.3 The MAC control channel, M. 30
5.3.4.4 MAC paging channel, P. 30
5.4 SAP definitions. 30
5.4.1 MA SAP . 31
5.4.2 MB SAP . 31
5.4.3 MC SAP . 31
5.4.4 ME SAP . 32

---------------------- Page: 5 ----------------------

SIST ETS 300 175-3:1999
Page 4
ETS 300 175-3: September 1996
5.4.5 Order of transmission . 32
5.5 Bearers. 32
5.5.1 Bearer types. 32
5.5.2 Bearer operation . 33
5.6 Connection oriented services. 33
5.6.1 Connection types. 34
5.6.1.1 Basic connections. 34
5.6.1.2 Advanced connections. 34
5.6.1.3 Connection identifiers. 34
5.6.1.4 Physical connections. 35
5.6.2 Symmetric and asymmetric connections. 35
5.6.2.1 Symmetric connections. 35
5.6.2.2 Asymmetric connections. 36
5.7 Broadcast and connectionless services . 38
5.7.1 The broadcast services. 39
5.7.1.1 The continuous broadcast service . 39
5.7.1.2 The non-continuous broadcast service. 40
5.7.2 The connectionless services. 40
5.7.2.1 Connectionless downlink services. 40
5.7.2.2 Connectionless uplink services. 40
6 Multiplexing. 41
6.1 CCF multiplexing functions. 41
6.2 CSF multiplexing functions. 41
6.2.1 Bit MAPpings (MAP). 47
6.2.1.1 D-field MAPping (D-MAP). 47
6.2.1.2 A-field MAPping (A-MAP). 48
6.2.1.3 B-field MAPping (B-MAP). 49
6.2.2 Time multiplexers. 51
6.2.2.1 Tail MUltipleXer (T-MUX). 51
6.2.2.1.1 T-MUX algorithm for RFP
transmissions. 51
6.2.2.1.2 T-MUX algorithm for PT transmissions . 53
6.2.2.2 B-field control multiplexer (E/U-MUX). 53
6.2.2.3 B-field mode multiplexer (C-MUX) . 54
6.2.2.3.1 Double slot and full slot modes . 54
6.2.2.3.2 Half slot modes . 57
6.2.3 Encryption. 57
6.2.4 Scrambling. 58
6.2.5 Error control. 59
6.2.5.1 R-CRC overview. 59
6.2.5.2 R-CRC generation and checking . 59
6.2.5.3 X-CRC overview. 60
6.2.5.4 X-CRC generation and checking. 60
6.2.6 Broadcast controller . 61
7 Medium access layer messages. 61
7.1 Header field. 62
7.1.1 Overview/formatting. 62
7.1.2 Tail identification, TA, bits a to a . 62
0 2
7.1.3 The "Q1 / BCK" bit, bit a . 62
3
7.1.4 B-field identification, BA, bits a4 to a6. 63
7.1.5 The "Q2" bit, bit a . 63
7
7.2 Messages in the tail field. 63
7.2.1 Overview . 63
7.2.2 Identities information (NT) . 64
7.2.3 System information and multiframe marker (Q ) . 64
T
7.2.3.1 General. 64
7.2.3.2 Static system information . 65
7.2.3.2.1 General, Q = 0, 1 (hex) . 65
H

---------------------- Page: 6 ----------------------

SIST ETS 300 175-3:1999
Page 5
ETS 300 175-3: September 1996
7.2.3.2.2 Q and Normal-Reverse (NR). 65
H
7.2.3.2.3 Slot Number (SN). 66
7.2.3.2.4 Start Position (SP) . 66
7.2.3.2.5 ESCape bit (ESC) . 66
7.2.3.2.6 Number of transceivers. 67
7.2.3.2.7 Extended RF carrier information
available. 67
7.2.3.2.8 RF carriers available (RF-cars) . 67
7.2.3.2.9 SPaRe bits (SPR) . 67
7.2.3.2.10 Carrier number. 68
7.2.3.11 SPaRe bits (SPR) . 68
7.2.3.2.12 Primary receiver Scan Carrier Number
(PSCN). 68
7.2.3.3 Extended RF carrier information. 69
7.2.3.3.1 General, Q = 2 (hex). 69
H
7.2.3.3.2 Number of RF carriers . 69
7.2.3.4 Fixed part capabilities . 69
7.2.3.4.1 General, Q = 3 (hex). 69
H
7.2.3.4.2 Standard capabilities . 70
7.2.3.5 Extended fixed part capabilities. 71
7.2.3.5.1 General, Q = 4 (hex). 71
H
7.2.3.5.2 Extended capabilities. 71
7.2.3.6 Secondary access rights identities . 72
7.2.3.6.1 General, Q = 5 (hex). 72
H
7.2.3.6.2 SARI message. 72
7.2.3.7 Multiframe number. 72
7.2.3.7.1 General, Q = 6 (hex). 72
H
7.2.3.7.2 Multiframe number. 73
7.2.3.8 Escape. 73
7.2.3.8.1 General, Q = 7 (hex). 73
H
7.2.3.8.2 Escape information. 73
7.2.4 Paging Tail (P ) . 73
T
7.2.4.1 General format. 73
7.2.4.1.1 P format for full and long page
T
messages. 73
7.2.4.1.2 P format for short page messages . 73
T
7.2.4.1.3 P format for zero length page
T
messages. 73
7.2.4.2 P header format . 74
T
7.2.4.2.1 General format. 74
7.2.4.2.2 Bit a is the extend flag . 74
8
7.2.4.2.3 B SDU length indication. 74
S
7.2.4.3 MAC layer information for PT . 74
7.2.4.3.1 Information type. 74
7.2.4.3.2 Fill bits. 75
7.2.4.3.3 Blind full slot information. 75
7.2.4.3.4 Bearer description. 75
7.2.4.3.5 RFP identity. 76
7.2.4.3.6 Escape. 76
7.2.4.3.7 Dummy or connectionless downlink
bearer marker. 76
7.2.4.3.8 Bearer handover information . 76
7.2.4.3.9 RFP status . 77
7.2.4.3.10 Active carriers. 78
7.2.4.3.11 Recommended PP power level. 78
7.2.5 MAC control (M ) . 79
T
7.2.5.1 General format and contents . 79
7.2.5.2 Basic connection control. 79
7.2.5.2.1 General. 79
7.2.5.2.2 Format for most messages . 79

---------------------- Page: 7 ----------------------

SIST ETS 300 175-3:1999
Page 6
ETS 300 175-3: September 1996
7.2.5.2.3 WAIT. 80
7.2.5.3 Advanced connection control. 81
7.2.5.3.1 General . 81
7.2.5.3.2 ACCESS_REQUEST. 81
7.2.5.3.3 BEARER_HANDOVER_REQUEST. 81
7.2.5.3.4 CONNECTION_HANDOVER_
REQUEST . 81
7.2.5.3.5 UNCONFIRMED_ACCESS_
REQUEST . 82
7.2.5.3.6 BEARER_CONFIRM . 82
7.2.5.3.7 WAIT. 82
7.2.5.3.8 ATTRIBUTES_T.{Req;Cfm}. 82
7.2.5.3.9 BANDWIDTH_T.{Req;Cfm} . 83
7.2.5.3.10 Channel_list . 84
7.2.5.3.11 Unconfirmed_dummy . 85
7.2.5.3.12 Unconfirmed_handover. 85
7.2.5.4 MAC layer test messages . 86
7.2.5.4.1 Basic format . 86
7.2.5.4.2 FORCE_TRANSMIT. 86
7.2.5.4.3 LOOPBACK_DATA . 87
7.2.5.4.4 DEFEAT_ANTENNA_DIVERSITY. 88
7.2.5.4.5 FORCE_BEARER_HANDOVER
(portable part only). 89
7.2.5.4.6 ESCAPE. 89
7.2.5.4.7 NETWORK_TEST. 89
7.2.5.4.8 CLEAR_TEST_MODES. 90
7.2.5.5 Quality control . 90
7.2.5.6 Broadcast and connectionless services. 92
7.2.5.7 Encryption control. 93
7.2.5.8 B-field setup, first PT transmission . 93
7.2.5.9 Escape . 93
7.2.5.10 TARI message . 93
7.2.5.11 REP connection control . 94
7.2.5.11.1 General . 94
7.2.5.11.2 Format for most messages . 94
7.2.5.11.3 REP CHANNEL MAP REQUEST: . 94
7.2.5.11.4 REP CHANNEL MAP CONFIRM:. 95
7.3 Messages in the B-field . 95
7.3.1 Overview . 95
7.3.2 Slot type encoding. 96
7.3.3 Advanced connection control . 96
7.3.3.1 General format . 96
7.3.3.2 BEARER_REQUEST . 97
7.3.3.3 BEARER_CONFIRM. 97
7.3.3.4 WAIT. 98
7.3.3.5 ATTRIBUTES_B.{Req;Cfm}. 98
7.3.3.6 BANDWIDTH_B.{Req;Cfm} . 98
7.3.3.7 CHANNEL_LIST . 98
7.3.3.8 UNCONFIRMED_DUMMY. 99
7.3.3.9 UNCONFIRMED_HANDOVER. 99
7.3.3.10 RELEASE . 99
7.3.4 Null. 100
7.3.5 Quality control. 100
7.3.5.1 General format . 100
7.3.5.2 Bearer and connection control. 100
7.3.5.3 RESET . 102
7.3.5.4 Bearer quality in an asymmetric connection. 102
7.3.6 Extended system information. 103
7.3.6.1 General format . 103
7.3.6.2 TARI messages. 103

---------------------- Page: 8 ----------------------

SIST ETS 300 175-3:1999
Page 7
ETS 300 175-3: September 1996
7.3.7 G -channel data packet. 103
F
7.3.8 Escape. 104
8 Medium access layer primitives. 104
8.1 Connection oriented service primitives. 105
8.1.1 Connection setup: MAC_CON {req;ind;cfm}. 105
8.1.2 Connection modification: MAC_MOD {req;ind;cfm}. 106
8.1.3 CO data transmit ready: MAC_CO_DTR {ind} . 107
8.1.4 CO data transfer: MAC_CO_DATA {req;ind}. 107
8.1.5 Restart DLC: MAC_RES_DLC {ind}. 108
8.1.6 Connection release: MAC_DIS {req;ind}. 108
8.1.7 MAC bandwidth: MAC_BW {ind;res}. 108
8.1.8 Encryption . 109
8.1.8.1 Load encryption key: MAC_ENC_KEY {req}. 109
8.1.8.2 Enable/disable encryption: MAC_ENC_EKS {req;ind;cfm} 109
8.2 Connectionless and broadcast service primitives. 109
8.2.1 Paging: MAC_PAGE {req;ind}. 109
8.2.2 Downlink connectionless: MAC_DOWN_CON {req;ind}. 110
8.2.3 Uplink connectionless: MAC_UP_CON {req;ind;cfm}. 110
8.3 Management primitives. 110
8.3.1 Connection control. 110
8.3.1.1 Connection setup: MAC_ME_CON {ind} . 110
8.3.1.2 Connection setup allowed: MAC_ME_CON_ALL {req}. 111
8.3.1.3 Bearer release: MAC_ME_REL {req}. 111
8.3.1.4 MBC release report: MAC_ME_REL_REP {ind}. 111
8.3.2 System information and identities. 111
8.3.2.1 FP information preloading: MAC_ME_RFP_PRELOAD
{req}. 111
8.3.2.2 PT information preloading: MAC_ME_PT_PRELOAD
{req}. 111
8.3.2.3 System information output: MAC_ME_INFO {ind;res}. 111
8.3.2.4 Extended system info: MAC_ME_EXT.{req;ind;res;cfm} . 112
8.3.3 Channel map: MAC_ME_CHANMAP {ind;res}. 112
8.3.4 Status reports: MAC_ME_STATUS {req;ind;res;cfm}. 112
8.3.5 Error reports: MAC_ME_ERROR {ind;res}. 112
8.4 Flow control. 112
8.4.1 MA SAP flow control . 112
8.4.2 MB SAP flow control . 113
8.4.3 MC SAP flow control . 113
9 Broadcast and connectionless procedures. 115
9.1 Downlink broadcast and connectionless procedures. 115
9.1.1 Downlink broadcast procedure . 115
9.1.1.1 Broadcast information. 115
9.1.1.2 Channel selection for downlink broadcast services . 115
9.1.1.3 Downlink broadcast procedure description. 116
9.1.2 Downlink connectionless procedure. 116
9.1.2.1 Channel selection at the RFP. 116
9.1.2.2 Downlink connectionless procedure description. 117
9.1.3 Paging broadcast procedure . 117
9.1.3.1 RFP paging broadcasts. 117
9.1.3.2 PP paging procedures. 119
9.1.3.2.1 PP paging detection . 119
9.1.3.2.2 PP paging processing. 119
9.2 Uplink connectionless procedures . 120
9.2.1 General. 120
9.2.2 Bearer selection for the connectionless uplink. 120
9.2.3 Procedure for the connectionless uplink. 121
9.2.3.1 Predicates . 121
9.2.3.2 PT D-field construction. 121

---------------------- Page: 9 ----------------------

SIST ETS 300 175-3:1999
Page 8
ETS 300 175-3: September 1996
9.2.3.3 PT transmission sequence. 121
9.2.3.4 FT procedure . 122
9.3 Non-continuous broadcast procedure. 122
9.3.1 Request for specific Q-channel information. 122
9.3.1.1 A-field procedure. 123
9.3.1.2 B-field procedure. 123
9.3.2 Request for a new dummy bearer. 124
10 Connection oriented service procedures . 124
10.1 Overview. 124
10.2 C/O connection setup . 124
10.2.1 General . 125
10.2.2 Initiation of a basic and a normal connection setup . 125
10.2.3 Initiation of a fast connection setup . 125
10.2.4 Connection setup procedure description . 125
10.2.4.1 Creation of MBCs . 125
10.2.4.2 Establishment of a single bearer duplex connection of a
known service type . 127
10.2.4.3 Establishment of multi-bearer connections and
connections needing service negotiation. 129
10.2.4.3.1 Symmetric connection. 131
10.2.4.3.2 Asymmetric uplink connection. 131
10.2.4.3.3 Asymmetric downlink connection. 131
10.2.4.3.4 Connection established . 132
10.3 C/O connection modification. 132
10.4 C/O connection release . 133
10.4.1 General . 133
10.4.2 Procedure description. 134
1
...