ETSI ETS 300 175-5 ed.1 (1992-10)

SLOVENSKI STANDARD
01-december-2003
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Radio Equipment and Systems (RES); Digital European Cordless Telecommunications
(DECT) Common Interface Part 5: Network layer
Ta slovenski standard je istoveten z: ETS 300 175-5 Edition 1
ICS:
33.070.30 'LJLWDOQHL]EROMãDQH Digital Enhanced Cordless
EUH]YUYLþQHWHOHNRPXQLNDFLMH Telecommunications (DECT)
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35.100.30 Omrežni sloj Network layer
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN ETS 300 175-5
TELECOMMUNICATION October 1992
STANDARD
Source: ETSI TC-RES Reference: DE/RES 3001-5
ICS: 33.060
DECT
Key words:
Radio Equipment and Systems (RES);
Digital European Cordless Telecommunications (DECT)
Common Interface
Part 5: Network layer
ETSI
European Telecommunications Standards Institute
ETSI Secretariat
F-06921 Sophia Antipolis CEDEX - FRANCE
Postal address:
650 Route des Lucioles - Sophia Antipolis - Valbonne - FRANCE
Office address:
c=fr, a=atlas, p=etsi, s=secretariat - secretariat@etsi.fr
X.400: Internet:
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 1992. All rights reserved.
New presentation - see History box

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ETS 300 175-5: October 1992
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.

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ETS 300 175-5: October 1992
Contents
Foreword.13
1 Scope .15
2 Normative references .15
3 Definitions, symbols and abbreviations .19
3.1 Network layer definitions.19
3.2 Network layer abbreviations.24
4 Overview of the network layer.27
5 Overview of procedures.29
5.1 General.29
5.2 Overview of Call Control (CC).29
5.2.1 General . 29
5.2.2 Call establishment .30
5.2.2.1 Call set-up .30
5.2.3 Call connect.30
5.2.4 Call information .31
5.2.5 Service change .31
5.2.6 Call release .31
5.3 Overview of supplementary services.31
5.3.1 General . 31
5.3.2 Keypad protocol. 32
5.3.3 Feature key management protocol.32
5.3.4 Functional protocol .32
5.4 Overview of Connection Oriented Message Service (COMS).33
5.4.1 General . 33
5.4.2 COMS establishment.33
5.4.3 Service negotiation.33
5.4.4 COMS connect .33
5.4.5 COMS data transfer. 34
5.4.6 COMS suspend and resume .34
5.4.7 COMS release. 34
5.5 Overview of ConnectionLess Message Service (CLMS).34
5.5.1 Fixed length message service.34
5.5.2 Variable length message service .35
5.6 Overview of Mobility Management (MM).35
5.6.1 General . 35
5.6.2 Identity procedures. 35
5.6.3 Authentication procedures.36
5.6.4 Location procedures.36
5.6.5 Access rights procedures. 36
5.6.6 Key allocation procedure.37
5.6.7 Parameter retrieval procedure. 37
5.6.8 Ciphering related procedure.37
5.7 Overview of Link Control Entity (LCE).37
5.7.1 General. 37
5.7.2 Data Link Endpoint Identifier (DLEI).37
5.7.3 Data link establishment .38
5.7.4 Data link re-establishment.38
5.7.5 Data link release .39
5.7.6 Data link suspend and resume. 39

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5.7.7 Queuing of messages .39
5.7.8 Request paging .39
6 Message functional definitions .40
6.1 Overview of message structures .40
6.1.1 Messages.40
6.1.2 Information elements .40
6.2 Message summaries .41
6.2.1 Summary of CC messages.41
6.2.2 Summary of CISS messages.41
6.2.3 Summary of COMS messages .42
6.2.4 Summary of CLMS messages .42
6.2.5 Summary of MM messages.43
6.2.6 Summary of LCE messages.43
6.3 S-FORMAT message functional contents .44
6.3.1 S-FORMAT message overview .44
6.3.2 CC-messages.45
6.3.2.1 CC-SETUP.45
6.3.2.2 CC-INFOrmation.47
6.3.2.3 CC-SETUP-ACKnowledge.48
6.3.2.4 CC-CALL-PROCeeding.49
6.3.2.5 CC-ALERTING .50
6.3.2.6 CC-CONNECT.51
6.3.2.7 CC-CONNECT-ACKnowledge.51
6.3.2.8 CC-RELEASE .52
6.3.2.9 CC-RELEASE-COMplete .52
6.3.2.10 CC-SERVICE-CHANGE .53
6.3.2.11 CC-SERVICE-ACCEPT.53
6.3.2.12 CC-SERVICE-REJECT .54
6.3.2.13 CC-NOTIFY .54
6.3.2.14 IWU-INFOrmation .54
6.3.3 Supplementary services messages (call related and call independent).55
6.3.3.1 FACILITY.55
6.3.3.2 HOLD .55
6.3.3.3 HOLD-ACKnowledge .56
6.3.3.4 HOLD-REJECT .56
6.3.3.5 RETRIEVE.56
6.3.3.6 RETRIEVE-ACKnowledge .57
6.3.3.7 RETRIEVE-REJECT.57
6.3.3.8 CISS-REGISTER.57
6.3.3.9 CISS-RELEASE-COMplete .58
6.3.4 COMS-messages.58
6.3.4.1 COMS-SETUP .58
6.3.4.2 COMS-INFOrmation .59
6.3.4.3 COMS-ACKnowledge .59
6.3.4.4 COMS-CONNECT .59
6.3.4.5 COMS-RELEASE .60
6.3.4.6 COMS-RELEASE-COMplete.60
6.3.5 CLMS-message .61
6.3.5.1 CLMS-VARIABLE.61
6.3.6 MM-messages .62
6.3.6.1 ACCESS-RIGHTS-ACCEPT .62
6.3.6.2 ACCESS-RIGHTS-REJECT.62
6.3.6.3 ACCESS-RIGHTS-REQUEST.63
6.3.6.4 ACCESS-RIGHTS-TERMINATE-ACCEPT .63
6.3.6.5 ACCESS-RIGHTS-TERMINATE-REJECT.63
6.3.6.6 ACCESS-RIGHTS-TERMINATE-REQUEST.64
6.3.6.7 AUTHentication-REJECT .64
6.3.6.8 AUTHentication-REPLY.65
6.3.6.9 AUTHentication-REQUEST .66

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6.3.6.10 CIPHER-REJECT .66
6.3.6.11 CIPHER-REQUEST .67
6.3.6.12 CIPHER-SUGGEST.67
6.3.6.13 DETACH.68
6.3.6.14 IDENTITY-REPLY.68
6.3.6.15 IDENTITY-REQUEST .69
6.3.6.16 KEY-ALLOCATE.69
6.3.6.17 LOCATE-ACCEPT.70
6.3.6.18 LOCATE-REJECT.70
6.3.6.19 LOCATE-REQUEST .71
6.3.6.20 MM-INFO-ACCEPT .71
6.3.6.21 MM-INFO-REJECT.72
6.3.6.22 MM-INFO-REQUEST.72
6.3.6.23 MM-INFO-SUGGEST .73
6.3.6.24 TEMPORARY-IDENTITY-ASSIGN .73
6.3.6.25 TEMPORARY-IDENTITY-ASSIGN-ACKnowledge.74
6.3.6.26 TEMPORARY-IDENTITY-ASSIGN-REJect.74
6.3.7 LCE-messages .74
6.3.7.1 LCE-PAGE-RESPONSE .74
6.3.7.2 LCE-PAGE-REJECT.75
6.4 B-FORMAT message functional contents.75
6.4.1 B-FORMAT message overview .75
6.4.2 LCE-REQUEST-PAGE .76
6.4.3 CLMS-FIXED.76
7 S-FORMAT message structures.77
7.1 Overview.77
7.2 Protocol Discrimination (PD) element.77
7.3 Transaction Identifier (TI) element .78
7.4 Message type element .79
7.4.1 Messages for Call Control (CC). 79
7.4.2 Messages for Supplementary Services (SS).79
7.4.3 Messages for Connection Oriented Message Service (COMS) .80
7.4.4 Messages for ConnectionLess Message Service .80
7.4.5 Messages for Mobility Management (MM) .80
7.4.6 Messages for Link Control Entity .81
7.5 Other information elements.81
7.5.1 Coding rules.81
7.5.2 Extensions of codesets.83
7.5.3 Locking shift procedure.83
7.5.4 Non-locking shift procedure.83
7.5.5 Display and keypad elements.84
7.5.6 Repeated elements .84
7.6 Fixed length information elements.85
7.6.1 Summary.85
7.6.2 Sending complete and delimiter request .85
7.6.3 Repeat indicator.85
7.6.4 Basic service .86
7.6.5 Single display.86
7.6.6 Single keypad .87
7.6.7 Release reason.87
7.6.8 Signal.88
7.6.9 Timer restart.89
7.6.10 Test hook control . 89
7.7 Variable length information elements.89
7.7.1 Summary.89
7.7.2 Allocation type .91
7.7.3 Alphanumeric .91
7.7.4 Auth type.92
7.7.5 Call attributes.94

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7.7.6 Call identity .96
7.7.7 Called party number .96
7.7.8 Called party subaddress .97
7.7.9 Calling party number.98
7.7.10 Cipher info .99
7.7.11 Connection attributes .100
7.7.12 Connection identity .102
7.7.13 Duration.103
7.7.14 End-to-end compatibility.104
7.7.15 Facility. 107
7.7.16 Feature activate . 107
7.7.17 Feature indicate .109
7.7.18 Fixed identity.112
7.7.19 Identity type.113
7.7.20 Info type.114
7.7.21 InterWorking Unit (IWU) attributes .115
7.7.22 IWU packet. 118
7.7.23 IWU to IWU . 119
7.7.24 Key . 121
7.7.25 Location area. 121
7.7.26 Multi-display. 122
7.7.27 Multi-keypad . 123
7.7.28 NetWorK (NWK) assigned identity .123
7.7.29 Network parameter.124
7.7.30 Portable identity . 125
7.7.31 Progress indicator . 129
7.7.32 Rand . 129
7.7.33 Rate parameters .130
7.7.34 Reject reason. 131
7.7.35 RES . 132
7.7.36 RS . 132
7.7.37 Segmented info .132
7.7.38 Service change info .133
7.7.39 Service class.134
7.7.40 Set-up capability. 134
7.7.41 Terminal capability.135
7.7.42 Transit delay . 137
7.7.43 Window size.137
7.7.44 ZAP field.137
8 B-FORMAT message structures.138
8.1 General .138
8.2 LCE request paging messages.138
8.2.1 Short format message . 139
8.2.2 Long format message.140
8.3 CLMS-FIXED messages.141
8.3.1 General message structure .141
8.3.2 Message elements .142
8.3.3 Standard message structures.143
8.3.3.1 General.143
8.3.3.3 Messages using 8-bit characters.144
9 Call Control (CC) procedures . 144
9.1 General .144
9.2 Call Control (CC) states.147
9.2.1 States at PT .147
9.2.1.1 State T-00: "NULL" .147
9.2.1.2 State T-19: "RELEASE PENDING". 147
9.2.1.3 State T-10: "ACTIVE" . 147
9.2.1.4 State T-01: "CALL INITIATED" . 147

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9.2.1.5 State T-02: "OVERLAP SENDING". 147
9.2.1.6 State T-03: "CALL PROCEEDING". 147
9.2.1.7 State T-04: "CALL DELIVERED" . 147
9.2.1.8 State T-06: "CALL PRESENT". 147
9.2.1.9 State T-07: "CALL RECEIVED" . 147
9.2.1.10 State T-08: "CONNECT PENDING". 147
9.2.2 States at FT . 147
9.2.2.1 State F-00: "NULL". 147
9.2.2.2 State F-19: "RELEASE PENDING" . 148
9.2.2.3 State F-10: "ACTIVE" . 148
9.2.2.4 State F-01: "CALL-INITIATED". 148
9.2.2.5 State F-02: "OVERLAP SENDING". 148
9.2.2.6 State F-03: "CALL PROCEEDING". 148
9.2.2.7 State F-04: "CALL DELIVERED" . 148
9.2.2.8 State F-06: "CALL PRESENT". 148
9.2.2.9 State F-07: "CALL RECEIVED" . 148
9.2.3 Optional states (PT and FT). 148
9.2.3.1 States T-22 and F-22: "OVERLAP RECEIVING". 148
9.2.3.2 States T-23 and F-23: "INCOMING CALL PROCEEDING"148
9.3 Call establishment procedures. 149
9.3.1 PT initiated call establishment (outgoing call). 149
9.3.1.1 Call request. 149
9.3.1.2 Call accept or reject. 150
9.3.1.3 Selection of lower layer resources . 150
9.3.1.4 Connection of U-plane. 151
9.3.1.5 Overlap sending . 151
9.3.1.6 Call proceeding . 152
9.3.1.7 Call confirmation. 153
9.3.1.8 Call connection . 153
9.3.1.9 Expiry of timer . 153
9.3.2 FT initiated call establishment (incoming call). 153
9.3.2.1 Call request. 153
9.3.2.2 Call accept or reject. 154
9.3.2.3 Selection of lower layer resources . 155
9.3.2.4 Connection of U-plane. 155
9.3.2.5 Overlap receiving. 155
9.3.2.6 Call proceeding . 155
9.3.2.7 Call confirmation. 156
9.3.2.8 Call connection . 156
9.3.2.9 Sending of <>. 156
9.3.2.10 Expiry of timer . 156
9.4 Call information procedures. 156
9.5 Call release procedures. 157
9.5.1 Normal call release. 157
9.5.2 Abnormal call release . 157
9.5.3 Release collisions. 158
9.6 Service change procedures. 158
9.6.1 General . 158
9.6.2 Bandwidth changes (including reversals) . 159
9.6.3 Service rerouting . 159
9.6.4 Service suspension and resumption . 159
9.7 Packet mode procedures. 159
9.7.1 General . 159
9.7.2 PT initiated access. 160
9.7.3 FT initiated access . 160
9.7.4 Packet mode suspend and resume . 160
9.7.4.1 General . 160
9.7.4.2 C-plane suspend and resume . 161
9.7.4.3 U-plane suspend and resume. 161

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10 Supplementary Services procedures.161
10.1 General .161
10.2 Keypad protocol.162
10.3 Feature key management protocol.162
10.4 Functional protocol .163
10.4.1 Separate messages category.163
10.4.1.1 Hold procedures .163
10.4.1.2 Retrieve procedures.163
10.4.1.3 Auxiliary states for hold and retrieve.164
10.4.2 Common information element category.164
10.4.2.1 Call related procedures . 164
10.4.2.2 Call independent procedures.164
10.5 Co-existence of multiple protocols .164
10.6 Application protocols .165
10.6.1 DECT standard functional supplementary services .165
10.6.2 DECT specific supplementary services.166
10.6.2.1 Queue management.166
10.6.2.2 Indication of subscriber number.166
10.6.2.3 Control of echo control functions .167
10.6.2.4 Cost information .167
11 Connection Oriented Message Service (COMS) .168
11.1 General .168
11.2 COMS states.168
11.2.1 States at PT .168
11.2.1.1 State TS-0: "NULL".168
11.2.1.2 State TS-1: "CONNECT PENDING" .168
11.2.1.3 State TS-2: "RELEASE PENDING" .168
11.2.1.4 State TS-3: "ACTIVE" .168
11.2.2 States at FT.168
11.2.2.1 State FS-0: NULL .168
11.2.2.2 State FS-1: "CONNECT PENDING" .168
11.2.2.3 State FS-2: "RELEASE PENDING" .168
11.2.2.4 State FS-3: "ACTIVE" .169
11.3 COMS establishment procedures .169
11.3.1 PT initiated COMS establishment.169
11.3.1.1 COMS request . 169
11.3.1.2 COMS connection.169
11.3.2 FT initiated COMS establishment.170
11.3.2.1 COMS request . 170
11.3.2.2 COMS connection.170
11.4 COMS data transfer procedures .170
11.4.1 Procedure at the sending side .170
11.4.2 Procedure at the receiving side. 171
11.5 COMS suspend and resume procedures.172
11.6 COMS release procedures .172
11.6.1 Normal COMS release. 172
11.6.2 Release collisions.172
12 ConnectionLess Message Service (CLMS).173
12.1 General .173
12.2 CLMS states.173
12.3 CLMS message transmission procedures.173
12.3.1 Fixed length messages .173
12.3.1.1 Procedure in the Fixed radio Termination (FT).173
12.3.1.2 Procedure in the Portable radio Termination (PT) .174
12.3.2 Variable length messages .174
12.3.2.1 Procedure at the sending side.174
12.3.2.2 Procedure at the receiving side.174
12.3.2.3 Restrictions for portable side initiated messages.175

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13 Mobility Management (MM) procedures . 175
13.1 General. 175
13.2 Identity procedures . 176
13.2.1 Procedure for identification of PT. 176
13.2.2 Procedure for temporary identity assignment. 176
13.3 Authentication procedures. 178
13.3.1 Authentication of a PT. 178
13.3.2 Authentication of the user. 179
13.3.3 Authentication of a FT. 180
13.4 Location procedures. 181
13.4.1 Location registration. 181
13.4.2 Detach . 182
13.4.3 Location update . 182
13.5 Access rights procedure. 183
13.5.1 Obtaining the access rights. 183
13.5.2 Termination of access rights. 184
13.6 Key allocation procedure . 185
13.7 Parameter retrieval procedure. 186
13.8 Ciphering related procedure. 188
14 Link Control Entity (LCE) procedures. 190
14.1 General. 190
14.2 Connection oriented link control procedures. 191
14.2.1 Link establishment. 191
14.2.2 Direct PT initiated link establishment . 192
14.2.3 Indirect (paged) FT initiated link establishment. 192
14.2.4 Direct FT initiated link establishment (optional). 194
14.2.5 Link maintenance. 194
14.2.6 Link suspend and resume. 194
14.2.6.1 Link suspend. 195
14.2.6.2 Link resume . 195
14.2.7 Link release. 195
14.3 Connectionless link control procedures. 196
14.3.1 Message routing . 196
14.3.2 Broadcast announce procedure. 197
15 Management procedures . 197
15.1 Lower Layer Management Entity (LLME). 197
15.2 Service mapping and negotiation . 198
15.2.1 General . 198
15.2.2 Prioritised list negotiation . 198
15.2.3 Exchanged attribute negotiation. 198
15.2.4 Operating parameter negotiation . 199
15.3 Service modification procedures. 199
15.4 Resource management. 199
15.5 Management of MM procedures. 199
15.6 Call ciphering management . 200
15.7 External handover management. 201
15.7.1 General . 201
15.7.2 External handover procedure. 201
15.8 Test management procedures. 202
15.8.1 Test call back procedure. 202
15.8.2 Test hook control procedures. 202
15.8.3 Upper tester procedure. 203
16 Primitives. 203
16.1 Primitive types . 203
16.2 Primitives to lower layer (DLC layer). 204
16.3 Primitives to higher entity (IWU) . 204
16.3.1 Parameter definitions. 204

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ETS 300 175-5: October 1992
16.3.2 MNCC primitives.204
16.3.2.1 MNCC-SETUP primitive.205
16.3.2.2 MNCC-SETUP-ACK primitive.205
16.3.2.3 MNCC-REJECT primitive.206
16.3.2.4 MNCC-CALL-PROC primitive.206
16.3.2.5 MNCC-ALERT primitive.206
16.3.2.6 MNCC-CONNECT primitive.207
16.3.2.7 MNCC-RELEASE primitive .207
16.3.2.8 MNCC-FACILITY primitive.207
16.3.2.9 MNCC-INFO primitive.208
16.3.2.10 MNCC-MODIFY primitive . 208
16.3.2.11 MNCC-HOLD primitive .208
16.3.2.12 MNCC-RETRIEVE primitive .209
16.3.2.13 MNCC-IWU-INFO primitive.
...