ETSI EN 300 392-12-22 V1.4.1 (2015-02)

ETSI EN 300 392-12-22 V1.4.1 (2015-02)






EUROPEAN STANDARD
Terrestrial Trunked Radio (TETRA);
Voice plus Data (V+D);
Part 12: Supplementary services stage 3;
Sub-part 22: Dynamic Group Number Assignment (DGNA)

---------------------- Page: 1 ----------------------
2 ETSI EN 300 392-12-22 V1.4.1 (2015-02)



Reference
REN/TETRA-03225
Keywords
data, radio, speech, stage 3, supplementary
service, TETRA, V+D
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: +33 4 92 94 42 00  Fax: +33 4 93 65 47 16

Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88

Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
http://portal.etsi.org/tb/status/status.asp
If you find errors in the present document, please send your comment to one of the following services:
https://portal.etsi.org/People/CommiteeSupportStaff.aspx
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© European Telecommunications Standards Institute 2015.
All rights reserved.

TM TM TM
DECT , PLUGTESTS , UMTS and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.
TM
3GPP and LTE™ are Trade Marks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.
ETSI

---------------------- Page: 2 ----------------------
3 ETSI EN 300 392-12-22 V1.4.1 (2015-02)
Contents
Intellectual Property Rights . 6
Foreword . 6
Modal verbs terminology . 7
1 Scope . 8
2 References . 8
2.1 Normative references . 8
2.2 Informative references . 9
3 Definitions and abbreviations . 9
3.1 Definitions . 9
3.2 Abbreviations . 9
4 Functional model . 10
4.1 Functional entities . 10
4.2 Mapping of functional entities to Circuit Mode Control Entities (CMCE) . 10
4.3 Protocol structure and protocol stack . 10
5 SS-DGNA service description . 11
5.1 General . 11
5.2 SS-DGNA services offered over the TNSS-SAP . 11
5.3 SS-DGNA primitives . 11
5.3.1 ASSIGN indication . 12
5.3.2 ASSIGN response . 12
5.3.3 DEASSIGN indication . 13
5.3.4 DEASSIGN response . 13
5.3.5 DEFINE indication . 13
5.3.6 DEFINE request . 14
5.3.7 DELETE indication . 14
5.3.8 DELETE request . 14
5.3.9 INTERROGATE GROUP request . 15
5.3.10 INTERROGATE GROUP indication . 15
5.3.11 INTERROGATE GROUP MEMBERS request . 15
5.3.12 INTERROGATE GROUP MEMBERS indication . 16
5.3.13 INTERROGATE MS GROUPS indication . 16
5.3.14 INTERROGATE MS GROUPs response/confirm . 16
5.3.15 INTERROGATE MS GROUPS request. 17
5.3.16 MODIFY request . 17
5.3.17 MODIFY indication . 17
5.4 Primitive parameter descriptions . 18
6 Signalling protocol for support of SS-DGNA . 21
6.1 Operational requirements . 21
6.1.1 Affected user MS . 21
6.1.2 Group home SwMI . 22
6.1.3 Home SwMI of the affected user . 22
6.1.4 Affected user SwMI . 22
6.1.5 Authorized user MS . 22
6.1.6 Authorized user SwMI . 22
6.2 PDU descriptions . 22
6.2.1 General on PDU descriptions. 22
6.2.2 ASSIGN . 23
6.2.3 ASSIGN ACK . 23
6.2.4 DEASSIGN. 23
6.2.5 DEASSIGN ACK . 24
6.2.6 DEFINE . 24
6.2.7 DEFINE ACK . 25
ETSI

---------------------- Page: 3 ----------------------
4 ETSI EN 300 392-12-22 V1.4.1 (2015-02)
6.2.8 DELETE . 26
6.2.9 DELETE ACK . 26
6.2.10 INTERROGATE GROUP . 27
6.2.11 INTERROGATE GROUP ACK . 27
6.2.12 INTERROGATE GROUP MEMBERS. 28
6.2.13 INTERROGATE GROUP MEMBERS ACK . 28
6.2.14 INTERROGATE MS GROUPS . 28
6.2.15 INTERROGATE MS GROUPS ACK . 29
6.2.16 MODIFY . 29
6.2.17 MODIFY ACK . 30
6.2.18 General DGNA not supported . 31
6.2.19 Requested SS-DGNA action not supported . 31
6.3 Element coding . 31
6.3.1 Acknowledgement complete . 31
6.3.2 Acknowledgement requested from affected user(s) . 32
6.3.3 Additional group information . 32
6.3.4 Affected user extension . 32
6.3.5 Affected user identity. 32
6.3.6 Affected user identity range type . 32
6.3.7 Affected user SSI . 33
6.3.8 Assigned user identity range type . 33
6.3.9 Call identifier . 33
6.3.10 Call related DGNA creation. 33
6.3.11 Class of usage . 33
6.3.12 Deassigned user identity range type. 34
6.3.13 Group assignment . 34
6.3.14 Group assignment ack . 34
6.3.15 Group deassignment . 35
6.3.16 Group deassignment ack . 35
6.3.17 Group extension . 35
6.3.18 Group extension present . 35
6.3.19 Group identity attachment mode . 36
6.3.20 Group information . 36
6.3.21 Group SSI . 36
6.3.22 Group status . 37
6.3.23 Interrogation type for group . 37
6.3.24 Interrogation type for group members . 37
6.3.25 Interrogation type for MS groups . 38
6.3.26 Length of additional group information element . 38
6.3.27 Length of security related information element . 38
6.3.27a Maximum Number of interrogated MS groups . 39
6.3.28 Mnemonic group name . 39
6.3.29 Number of affected user identities . 39
6.3.30 Number of groups . 39
6.3.31 Number of groups in deassign ack . 40
6.3.32 Number of groups in deassign request . 40
6.3.32a PDU sequence number . 40
6.3.33 Result of assignment . 41
6.3.34 Result of attachment . 41
6.3.35 Result of deassignment . 41
6.3.36 Result of definition . 42
6.3.37 Result of deletion . 42
6.3.38 Result of interrogation . 43
6.3.39 Result of modification . 43
6.3.40 Result of MS group interrogation . 44
6.3.41 Security related information . 44
6.3.42 Set reference . 44
6.3.43 SS-DGNA PDU type . 45
6.3.44 Visitor Group Short Subscriber Identity (V)GSSI . 45
6.4 SS-DGNA protocol states . 45
6.4.1 Protocol states of FE1 . 45
6.4.2 Protocol states of FE2 . 45
ETSI

---------------------- Page: 4 ----------------------
5 ETSI EN 300 392-12-22 V1.4.1 (2015-02)
6.4.3 Protocol states of FE3 . 46
6.4.4 Protocol states of FE2 in visited SwMI . 46
6.5 SS-DGNA signalling procedures . 46
6.5.1 PDU addressing . 46
6.5.2 Signalling procedures of FE1 (affected user). 46
6.5.2.1 Assignment. 46
6.5.2.2 Deassignment . 47
6.5.2.3 Interrogation of group parameters . 47
6.5.2.4 Interrogation of MS groups by SwMI . 48
6.5.3 Signalling procedures of FE2 (SwMI) . 48
6.5.3.1 General on procedures for FE2 . 48
6.5.3.2 Definition . 48
6.5.3.3 Deletion . 49
6.5.3.4 Modification . 49
6.5.3.5 Assignment. 50
6.5.3.6 Deassignment . 50
6.5.3.7 Interrogation of group information . 51
6.5.3.8 Interrogation of group members . 51
6.5.3.9 Interrogation of MS groups from affected user . 51
6.5.3.10 Interrogation of MS groups request from authorized user . 52
6.5.4 Signalling procedures of FE3 (authorized user). 52
6.5.4.1 Definition . 52
6.5.4.2 Modification . 53
6.5.4.3 Deletion . 53
6.5.4.4 Interrogation of group members . 53
6.5.4.5 Interrogation of MS groups . 53
6.5.4.6 Interrogation of group information . 54
6.5.5 Signalling procedures of FE2 in a visited SwMI . 54
6.6 Protocol timers . 54
6.7 Inter-working considerations . 54
6.7.1 Inter system interface . 54
6.7.1.1 Basic requirements to ISI support . 54
6.7.1.2 Assignment. 54
6.7.1.3 Deassignment . 55
6.7.1.4 Definition, deletion, modification . 55
6.7.1.5 Interrogation . 55
6.7.2 Gateways . 56
Annex A (informative): Bibliography . 57
Annex B (informative): Change Requests . 58
History . 59

ETSI

---------------------- Page: 5 ----------------------
6 ETSI EN 300 392-12-22 V1.4.1 (2015-02)
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://ipr.etsi.org).
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 European Standard (EN) has been produced by ETSI Technical Committee TETRA and Critical Communications
Evolution (TCCE).
The present document is part 12, sub-part 22 of a multi-part deliverable covering the Voice plus Data (V+D), as
identified below:
EN 300 392-1: "General network design";
EN 300 392-2: "Air Interface (AI)";
EN 300 392-3: "Interworking at the Inter-System Interface (ISI)";
ETS 300 392-4: "Gateways basic operation";
EN 300 392-5: "Peripheral Equipment Interface (PEI)";
EN 300 392-7: "Security";
EN 300 392-9: "General requirements for supplementary services";
EN 300 392-10: "Supplementary services stage 1";
EN 300 392-11: "Supplementary services stage 2";
EN 300 392-12: "Supplementary services stage 3";
EN 300 392-12-1: "Call Identification (CI)";
ETS 300 392-12-2: "Call Report (CR)";
EN 300 392-12-3: "Talking Party Identification (TPI)";
EN 300 392-12-4: "Call Forwarding (CF)";
ETS 300 392-12-5: "List Search Call (LSC)";
EN 300 392-12-6: "Call Authorized by Dispatcher (CAD)";
ETS 300 392-12-7: "Short Number Addressing (SNA)";
EN 300 392-12-8: "Area Selection (AS)";
ETS 300 392-12-9: "Access Priority (AP)";
EN 300 392-12-10: "Priority Call (PC)";
ETS 300 392-12-11: "Call Waiting (CW)";
EN 300 392-12-12: "Call Hold (HOLD)";
ETSI

---------------------- Page: 6 ----------------------
7 ETSI EN 300 392-12-22 V1.4.1 (2015-02)
EN 300 392-12-13: "Call Completion to Busy Subscriber (CCBS)";
EN 300 392-12-14: "Late Entry (LE)";
EN 300 392-12-16: "Pre-emptive Priority Call (PPC)";
EN 300 392-12-17: "Include Call (IC)";
EN 300 392-12-18: "Barring of Outgoing Calls (BOC)";
EN 300 392-12-19: "Barring of Incoming Calls (BIC)";
EN 300 392-12-20: "Discreet Listening (DL)";
EN 300 392-12-21: "Ambience Listening (AL)";
EN 300 392-12-22: "Dynamic Group Number Assignment (DGNA)";
EN 300 392-12-23: "Call Completion on No Reply (CCNR)";
ETS 300 392-12-24: "
...

Draft ETSI EN 300 392-12-22 V1.3.3 (2014-09)






EUROPEAN STANDARD
Terrestrial Trunked Radio (TETRA);
Voice plus Data (V+D);
Part 12: Supplementary services stage 3;
Sub-part 22: Dynamic Group Number Assignment (DGNA)

---------------------- Page: 1 ----------------------
2 Draft ETSI EN 300 392-12-22 V1.3.3 (2014-09)



Reference
REN/TETRA-03225
Keywords
data, radio, speech, stage 3, supplementary
service, TETRA, V+D
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE

Tel.: +33 4 92 94 42 00  Fax: +33 4 93 65 47 16

Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88

Important notice
The present document can be downloaded from:
http://www.etsi.org
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
http://portal.etsi.org/tb/status/status.asp
If you find errors in the present document, please send your comment to one of the following services:
http://portal.etsi.org/chaircor/ETSI_support.asp
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.

© European Telecommunications Standards Institute 2014.
All rights reserved.

TM TM TM
DECT , PLUGTESTS , UMTS and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.
TM
3GPP and LTE™ are Trade Marks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
GSM® and the GSM logo are Trade Marks registered and owned by the GSM Association.
ETSI

---------------------- Page: 2 ----------------------
3 Draft ETSI EN 300 392-12-22 V1.3.3 (2014-09)
Contents
Intellectual Property Rights . 6
Foreword . 6
Modal verbs terminology . 7
1 Scope . 8
2 References . 8
2.1 Normative references . 8
2.2 Informative references . 9
3 Definitions and abbreviations . 9
3.1 Definitions . 9
3.2 Abbreviations . 9
4 Functional model . 10
4.1 Functional entities . 10
4.2 Mapping of functional entities to Circuit Mode Control Entities (CMCE) . 10
4.3 Protocol structure and protocol stack . 10
5 SS-DGNA service description . 11
5.1 General . 11
5.2 SS-DGNA services offered over the TNSS-SAP . 11
5.3 SS-DGNA primitives . 11
5.3.1 ASSIGN indication . 12
5.3.2 ASSIGN response . 13
5.3.3 DEASSIGN indication . 13
5.3.4 DEASSIGN response . 13
5.3.5 DEFINE indication . 14
5.3.6 DEFINE request . 14
5.3.7 DELETE indication . 14
5.3.8 DELETE request . 15
5.3.9 INTERROGATE GROUP request . 15
5.3.10 INTERROGATE GROUP indication . 15
5.3.11 INTERROGATE GROUP MEMBERS request . 16
5.3.12 INTERROGATE GROUP MEMBERS indication . 16
5.3.13 INTERROGATE MS GROUPS indication . 16
5.3.14 INTERROGATE MS GROUPs response/confirm . 17
5.3.15 INTERROGATE MS GROUPS request. 17
5.3.16 MODIFY request . 18
5.3.17 MODIFY indication . 18
5.4 Primitive parameter descriptions . 19
6 Signalling protocol for support of SS-DGNA . 23
6.1 Operational requirements . 23
6.1.1 Affected user MS . 23
6.1.2 Group home SwMI . 23
6.1.3 Home SwMI of the affected user . 23
6.1.4 Affected user SwMI . 23
6.1.5 Authorized user MS . 23
6.1.6 Authorized user SwMI . 23
6.2 PDU descriptions . 24
6.2.1 General on PDU descriptions. 24
6.2.2 ASSIGN . 24
6.2.3 ASSIGN ACK . 25
6.2.4 DEASSIGN. 25
6.2.5 DEASSIGN ACK . 26
6.2.6 DEFINE . 26
6.2.7 DEFINE ACK . 27
ETSI

---------------------- Page: 3 ----------------------
4 Draft ETSI EN 300 392-12-22 V1.3.3 (2014-09)
6.2.8 DELETE . 28
6.2.9 DELETE ACK . 28
6.2.10 INTERROGATE GROUP . 29
6.2.11 INTERROGATE GROUP ACK . 29
6.2.12 INTERROGATE GROUP MEMBERS. 30
6.2.13 INTERROGATE GROUP MEMBERS ACK . 30
6.2.14 INTERROGATE MS GROUPS . 31
6.2.15 INTERROGATE MS GROUPS ACK . 31
6.2.16 MODIFY . 31
6.2.17 MODIFY ACK . 33
6.2.18 General DGNA not supported . 33
6.2.19 Requested SS-DGNA action not supported . 33
6.3 Element coding . 34
6.3.1 Acknowledgement complete . 34
6.3.2 Acknowledgement requested from affected user(s) . 34
6.3.3 Additional group information . 34
6.3.4 Affected user extension . 34
6.3.5 Affected user identity. 35
6.3.6 Affected user identity range type . 35
6.3.7 Affected user SSI . 35
6.3.8 Assigned user identity range type . 35
6.3.9 Call identifier . 35
6.3.10 Call related DGNA creation. 36
6.3.11 Class of usage . 36
6.3.12 Deassigned user identity range type. 36
6.3.13 Group assignment . 36
6.3.14 Group assignment ack . 37
6.3.15 Group deassignment . 37
6.3.16 Group deassignment ack . 37
6.3.17 Group extension . 37
6.3.18 Group extension present . 38
6.3.19 Group identity attachment mode . 38
6.3.20 Group information . 38
6.3.21 Group SSI . 39
6.3.22 Group status . 39
6.3.23 Interrogation type for group . 39
6.3.24 Interrogation type for group members . 40
6.3.25 Interrogation type for MS groups . 40
6.3.26 Length of additional group information element . 40
6.3.27 Length of security related information element . 41
6.3.27a Maximum Number of interrogated MS groups . 41
6.3.28 Mnemonic group name . 41
6.3.29 Number of affected user identities . 41
6.3.30 Number of groups . 42
6.3.31 Number of groups in deassign ack . 42
6.3.32 Number of groups in deassign request . 42
6.3.32a PDU sequence number . 43
6.3.33 Result of assignment . 43
6.3.34 Result of attachment . 43
6.3.35 Result of deassignment . 44
6.3.36 Result of definition . 44
6.3.37 Result of deletion . 45
6.3.38 Result of interrogation . 45
6.3.39 Result of modification . 46
6.3.40 Result of MS group interrogation . 46
6.3.41 Security related information . 47
6.3.42 Set reference . 47
6.3.43 SS-DGNA PDU type . 47
6.3.44 Visitor Group Short Subscriber Identity (V)GSSI . 48
6.4 SS-DGNA protocol states . 48
6.4.1 Protocol states of FE1 . 48
6.4.2 Protocol states of FE2 . 48
ETSI

---------------------- Page: 4 ----------------------
5 Draft ETSI EN 300 392-12-22 V1.3.3 (2014-09)
6.4.3 Protocol states of FE3 . 48
6.4.4 Protocol states of FE2 in visited SwMI . 48
6.5 SS-DGNA signalling procedures . 48
6.5.1 PDU addressing . 48
6.5.2 Signalling procedures of FE1 (affected user). 48
6.5.2.1 Assignment. 48
6.5.2.2 Deassignment . 49
6.5.2.3 Interrogation of group parameters . 50
6.5.2.4 Interrogation of MS groups by SwMI . 50
6.5.3 Signalling procedures of FE2 (SwMI) . 50
6.5.3.1 General on procedures for FE2 . 50
6.5.3.2 Definition . 51
6.5.3.3 Deletion . 51
6.5.3.4 Modification . 52
6.5.3.5 Assignment. 52
6.5.3.6 Deassignment . 53
6.5.3.7 Interrogation of group information . 53
6.5.3.8 Interrogation of group members . 53
6.5.3.9 Interrogation of MS groups from affected user . 54
6.5.3.10 Interrogation of MS groups request from authorized user . 54
6.5.4 Signalling procedures of FE3 (authorized user). 54
6.5.4.1 Definition . 54
6.5.4.2 Modification . 55
6.5.4.3 Deletion . 55
6.5.4.4 Interrogation of group members . 55
6.5.4.5 Interrogation of MS groups . 56
6.5.4.6 Interrogation of group information . 56
6.5.5 Signalling procedures of FE2 in a visited SwMI . 56
6.6 Protocol timers . 56
6.7 Inter-working considerations . 57
6.7.1 Inter system interface . 57
6.7.1.1 Basic requirements to ISI support . 57
6.7.1.2 Assignment. 57
6.7.1.3 Deassignment . 57
6.7.1.4 Definition, deletion, modification . 57
6.7.1.5 Interrogation . 58
6.7.2 Gateways . 58
Annex A (informative): Bibliography . 59
Annex B (informative): Change Requests . 60
History . 61

ETSI

---------------------- Page: 5 ----------------------
6 Draft ETSI EN 300 392-12-22 V1.3.3 (2014-09)
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://ipr.etsi.org).
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 draft European Standard (EN) has been produced by ETSI Technical Committee TETRA and Critical
Communications Evolution (TCCE).
The present document is part 12, sub-part 22 of a multi-part deliverable covering the Voice plus Data (V+D), as
identified below:
EN 300 392-1: "General network design";
EN 300 392-2: "Air Interface (AI)";
EN 300 392-3: "Interworking at the Inter-System Interface (ISI)";
ETS 300 392-4: "Gateways basic operation";
EN 300 392-5: "Peripheral Equipment Interface (PEI)";
EN 300 392-7: "Security";
EN 300 392-9: "General requirements for supplementary services";
EN 300 392-10: "Supplementary services stage 1";
EN 300 392-11: "Supplementary services stage 2";
EN 300 392-12: "Supplementary services stage 3";
EN 300 392-12-1: "Call Identification (CI)";
ETS 300 392-12-2: "Call Report (CR)";
EN 300 392-12-3: "Talking Party Identification (TPI)";
EN 300 392-12-4: "Call Forwarding (CF)";
ETS 300 392-12-5: "List Search Call (LSC)";
EN 300 392-12-6: "Call Authorized by Dispatcher (CAD)";
ETS 300 392-12-7: "Short Number Addressing (SNA)";
EN 300 392-12-8: "Area Selection (AS)";
ETS 300 392-12-9: "Access Priority (AP)";
EN 300 392-12-10: "Priority Call (PC)";
ETS 300 392-12-11: "Call Waiting (CW)";
EN 300 392-12-12: "Call Hold (HOLD)";
ETSI

---------------------- Page: 6 ----------------------
7 Draft ETSI EN 300 392-12-22 V1.3.3 (2014-09)
EN 300 392-12-13: "Call Completion to Busy Subscriber (CCBS)";
EN 300 392-12-14: "Late Entry (LE)";
EN 300 392-12-16: "Pre-emptive Priority Call (PPC)";
EN 300 392-12-17: "Include Call (IC)";
EN 300 392-12-18: "Barring of Outgoing Calls (BOC)";
EN 300 392-12-19: "Barring of Incoming Calls (BIC)";
EN 300 392-12-20: "Discreet Listening (DL)";
EN 300 392-12-21: "Ambience Listening (AL)";
EN 300 392-12-22: "Dynamic Group Number Assignment (DGNA)";
EN 300 392-12-23: "Call Completion on No Reply (CCNR)"
...