ETSI TS 148 058 V13.1.0 (2016-04)

ETSI TS 1148 058 V13.1.0 (201616-04)






TECHNICAL SPECIFICATIONION
Digital cellular telecommmmunications system (Phase e 2+) (GSM);
Basese Station Controller -
Base Transceivveerr Station (BSC - BTS) Interfarface;
Layayer 3 specification
(3GPP TS 48.0.058 version 13.1.0 Release 13 13)

R
GLOBAL SYSTTEME FOR
MOBILE COMMUUNNICATIONS

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3GPP TS 48.058 version 13.1.0 Release 13 1 ETSI TS 148 058 V13.1.0 (2016-04)



Reference
RTS/TSGG-0248058vd10
Keywords
GSM
ETSI
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© European Telecommunications Standards Institute 2016.
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

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3GPP TS 48.058 version 13.1.0 Release 13 2 ETSI TS 148 058 V13.1.0 (2016-04)
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 (https://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 Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP).
The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or
GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables.
The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under
http://webapp.etsi.org/key/queryform.asp.
Modal verbs terminology
In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and
"cannot" are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of
provisions).
"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.
ETSI

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3GPP TS 48.058 version 13.1.0 Release 13 3 ETSI TS 148 058 V13.1.0 (2016-04)
Contents
Intellectual Property Rights . 2
Foreword . 2
Modal verbs terminology . 2
Foreword . 7
1 Scope . 8
1.1 References . 8
1.2 Abbreviations . 9
2 Protocol model . 9
3 Radio Link Layer Management Procedures . 10
3.1 Link establishment indication. 10
3.2 Link establishment request . 11
3.3 Link release indication . 11
3.4 Link release request . 11
3.5 Transmission of a transparent L3-Message in acknowledged mode . 12
3.6 Reception of a transparent L3-Message in acknowledged mode. 12
3.7 Transmission of a transparent L3-Message in unacknowledged mode . 12
3.8 Reception of a transparent L3-Message in unacknowledged mode . 12
3.9 Link error indication . 13
Dedicated channel management procedures . 13
4.1 Channel activation . 13
4.1.1 Signalling Procedure . 13
4.1.2 Activation for Intra-Cell Channel Change . 14
4.1.3 Activation for Asynchronous Handover . 15
4.1.4 Activation for Synchronous Handover . 15
4.1.5 Activation for Secondary Channels in Multislot Configuration . 15
4.1.6 Channel reactivation . 15
4.2 Channel MODE MODIFY . 16
4.3 Handover detection. 16
4.4 Start of encryption . 17
4.5 Measurement reporting . 17
4.5.1 Basic measurement reporting . 18
4.5.2 Measurement pre-processing . 18
4.5.2.1 Pre-processing configuration. 19
4.5.2.2 Pre-processed measurement reporting. 19
4.5.3 Extended measurement reporting . 19
4.6 Deactivate SACCH. 20
4.7 Radio channel release . 20
4.8 MS power control . 20
4.9 Transmission power control . 21
4.10 Connection failure . 22
4.11 Physical context request . 22
4.12 SACCH information modify . 22
4.13 Talker detection . 23
4.14 Listener detection . 23
4.15 Remote Codec Configuration . 23
4.16 Round Trip Delay Report . 23
4.17 Pre-handover Warning . 24
4.18 MultiRate Codec Configuration Change . 24
4.19 MultiRate Codec Configuration Change Performed . 25
4.20 TFO Report . 25
4.21 TFO Modification Request . 25
5 Common channel management procedures . 26
ETSI

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3GPP TS 48.058 version 13.1.0 Release 13 4 ETSI TS 148 058 V13.1.0 (2016-04)
5.1 Channel request by MS . 26
5.2 Paging . 26
5.3 Delete indication . 26
5.4 CCCH load indication . 27
5.5 Broadcast information modify . 27
5.6 Short Message Cell Broadcast . 27
5.7 IMMEDIATE ASSIGNMENT . 30
5.8 Notification. 31
6 TRX management procedures . 31
6.1 Radio resource indication . 31
6.2 SACCH filling information modify . 32
6.3 Flow control . 32
6.4 Error reporting . 33
6a Location services procedures . 33
6a.1 LLP message transport . 33
7 Error handling . 34
7.1 General . 34
7.2 Message discriminator error . 34
7.3 Message type error . 34
7.4 Message sequence error . 34
7.5 General information element errors . 34
7.6 Mandatory information element errors . 34
7.7 Optional information element errors . 35
7.8 Conditional information element errors . 35
8 Message formats and contents . 35
8.0 General . 35
8.1 Transparent messages . 36
8.2 Non-transparent messages (BSC-BTS specific messages) . 36
8.3 Radio link layer management messages . 36
8.3.1 DATA REQUEST . 37
8.3.2 DATA INDICATION . 37
8.3.3 ERROR INDICATION . 37
8.3.4 ESTABLISH REQUEST . 37
8.3.5 ESTABLISH CONFIRM . 38
8.3.6 ESTABLISH INDICATION . 38
8.3.7 RELEASE REQUEST . 38
8.3.8 RELEASE CONFIRM . 38
8.3.9 RELEASE INDICATION . 39
8.3.10 UNIT DATA REQUEST . 39
8.3.11 UNIT DATA INDICATION . 39
8.4 DEDICATED CHANNEL MANAGEMENT MESSAGES . 39
8.4.1 CHANNEL ACTIVATION . 40
8.4.2 CHANNEL ACTIVATION ACKNOWLEDGE . 41
8.4.3 CHANNEL ACTIVATION NEGATIVE ACKNOWLEDGE . 41
8.4.4 CONNECTION FAILURE INDICATION . 42
8.4.5 DEACTIVATE SACCH . 42
8.4.6 ENCRYPTION COMMAND . 42
8.4.7 HANDOVER DETECTION . 42
8.4.8 MEASUREMENT RESULT . 42
8.4.9 MODE MODIFY . 43
8.4.10 MODE MODIFY ACKNOWLEDGE . 43
8.4.11 MODE MODIFY NEGATIVE ACKNOWLEDGE . 44
8.4.12 PHYSICAL CONTEXT REQUEST . 44
8.4.13 PHYSICAL CONTEXT CONFIRM . 44
8.4.14 RF CHANNEL RELEASE . 44
8.4.15 MS POWER CONTROL . 44
8.4.16 BS POWER CONTROL . 45
8.4.17 PREPROCESS CONFIGURE . 45
8.4.18 PREPROCESSED MEASUREMENT RESULT . 45
ETSI

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3GPP TS 48.058 version 13.1.0 Release 13 5 ETSI TS 148 058 V13.1.0 (2016-04)
8.4.19 RF CHANNEL RELEASE ACKNOWLEDGE . 45
8.4.20 SACCH INFO MODIFY . 45
8.4.21 TALKER DETECTION . 46
8.4.22 LISTENER DETECTION . 46
8.4.23 REMOTE CODEC CONFIGURATION REPORT . 46
8.4.24 ROUND TRIP DELAY REPORT . 47
8.4.25 PRE-HANDOVER NOTIFICATION . 47
8.4.26 MULTIRATE CODEC MODIFICATION REQUEST . 47
8.4.27 MULTIRATE CODEC MODIFICATION ACKNOWLEDGE . 47
8.4.28 MULTIRATE CODEC MODIFICATION NEGATIVE ACKNOWLEDGE . 47
8.4.29 MULTIRATE CODEC MODIFICATION PERFORMED . 48
8.4.30 TFO REPORT . 48
8.4.31 TFO MODIFICATION REQUEST . 48
8.5 COMMON CHANNEL MANAGEMENT MESSAGES . 48
8.5.1 BCCH INFORMATION . 49
8.5.2 CCCH LOAD INDICATION . 49
8.5.3 CHANNEL REQUIRED . 50
8.5.4 DELETE INDICATION . 50
8.5.5 PAGING COMMAND . 50
8.5.6 IMMEDIATE ASSIGN COMMAND . 50
8.5.7 SMS BROADCAST REQUEST . 51
8.5.8 SMS BROADCAST COMMAND . 51
8.5.9 CBCH LOAD INDICATION . 51
8.5.10 NOTIFICATION COMMAND . 52
8.6 TRX MANAGEMENT MESSAGES . 52
8.6.1 RF RESOURCE INDICATION . 52
8.6.2 SACCH FILLING . 53
8.6.3 OVERLOAD . 53
8.6.4 ERROR REPORT . 53
8.7 LOCATION SERVICES MESSAGES . 54
8.7.1 LOCATION INFORMATION . 54
9 Information element codings . 54
9.1 Message discriminator . 54
9.2 MESSAGE TYPE . 55
9.3 Other information elements . 56
9.3.1 Channel Number . 57
9.3.2 Link Identifier . 58
9.3.3 Activation Type . 58
9.3.4 BS Power . 59
9.3.5 Channel Identification . 60
9.3.6 Channel Mode . 60
9.3.7 Encryption information . 62
9.3.8 Frame Number . 62
9.3.9 Handover reference . 63
9.3.10 L1 Information . 63
9.3.11 L3 Information (message name) . 63
9.3.12 MS Identity . 63
9.3.13 MS Power . 63
9.3.14 Paging Group . 64
9.3.15 Paging Load . 64
9.3.16 Physical Context . 64
9.3.17 Access Delay .
...