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ETSI TS 102 744-3-9
V1.1.1 (2015-10)
Satellite Earth Stations and Systems (SES);
Family SL Satellite Radio Interface (Release 1);
Part 3: Control Plane and User Plane Specifications;
Sub-part 9: Initiation and Operation of User Plane
TECHNICAL SPECIFICATION
![](https://csdnimg.cn/release/download_crawler_static/89218385/bg2.jpg)
ETSI
ETSI TS 102 744
-
3
-
9 V1.1.1 (2015
-
10)
2
Reference
DTS/SES-00299-3-9
Keywords
3GPP, GPRS, GSM, GSO, interface, MSS,
radio, satellite, TDM, TDMA, UMTS
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 version
s 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.
DECT
TM
, PLUGTESTS
TM
, UMTS
TM
and the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members.
3GPP
TM
and LTE
TM
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.
![](https://csdnimg.cn/release/download_crawler_static/89218385/bg3.jpg)
ETSI
ETSI TS 102 744
-
3
-
9 V1.1.1 (2015
-
10)
3
Contents
Intellectual Property Rights ................................................................................................................................ 6
Foreword ............................................................................................................................................................. 6
Modal verbs terminology .................................................................................................................................... 6
Introduction ........................................................................................................................................................ 6
1 Scope ........................................................................................................................................................ 7
2 References ................................................................................................................................................ 7
2.1 Normative references ......................................................................................................................................... 7
2.2 Informative references ........................................................................................................................................ 8
3 Symbols and abbreviations ....................................................................................................................... 8
3.1 Symbols .............................................................................................................................................................. 8
3.2 Abbreviations ..................................................................................................................................................... 8
4 User Plane Operation................................................................................................................................ 8
4.0 Overview ............................................................................................................................................................ 8
4.1 Outline of Circuit Switched User Plane ........................................................................................................... 10
4.1.0 General ........................................................................................................................................................ 10
4.1.1 Architecture ................................................................................................................................................ 10
4.1.2 Functions .................................................................................................................................................... 11
4.1.3 Services ....................................................................................................................................................... 11
4.1.3.1 Services Provided to Upper Layers ....................................................................................................... 11
4.1.3.2 Services Expected from Bearer Connection Layer ............................................................................... 11
4.1.4 Elements for layer-to-layer communication ............................................................................................... 11
4.1.4.0 General .................................................................................................................................................. 11
4.1.4.1 Control Plane Primitives between the CSH layer and adaptation layer ................................................ 12
4.1.4.2 Control Plane Primitives between CSH and Call Control Layer ........................................................... 13
4.1.4.3 User Plane Primitives between CSH and upper/lower layers ................................................................ 14
4.1.4.4 Return Direction BCt User Plane Maintenance Bursts Prior to CC:Connect Message ......................... 14
5 CS User Plane for the 4 kbit/s Voice Service ......................................................................................... 14
5.1 General Architecture ........................................................................................................................................ 14
5.1.0 Overview .................................................................................................................................................... 14
5.1.1 Configuration .............................................................................................................................................. 16
5.2 CS User Plane Handler (VCSH) for satellite optimized low data rate codec - UE Side .................................. 16
5.2.1 Services Provided to Upper Layers ............................................................................................................. 16
5.2.1.0 General .................................................................................................................................................. 16
5.2.1.1 Service Primitives at VC-SAP .............................................................................................................. 16
5.2.2 Services Expected from Lower Layers ....................................................................................................... 17
5.2.2.0 General .................................................................................................................................................. 17
5.2.2.1 Service Primitives at TM-SAP .............................................................................................................. 17
5.2.3 VCSH [UE] Architecture and Behaviour .................................................................................................... 17
5.2.3.0 General .................................................................................................................................................. 17
5.2.3.1 [UE] Transmit Behaviour [Return] ....................................................................................................... 18
5.2.3.2 [UE] Receive Behaviour [Forward] ...................................................................................................... 19
5.3 Circuit Switched User Plane Handler for Satellite Optimized Low Data Rate Codec - RNC Side .................. 19
5.3.1 Services Provided to Upper Layers ............................................................................................................. 19
5.3.1.0 General .................................................................................................................................................. 19
5.3.1.1 Service Primitives at RL-SAP [RNC] ................................................................................................... 20
5.3.2 Services Expected from Lower Layers ....................................................................................................... 20
5.3.2.0 General .................................................................................................................................................. 20
5.3.2.1 Service Primitives at TM-SAP .............................................................................................................. 20
5.3.3 VCSH [RNC] Architecture and Behaviour ................................................................................................. 21
5.3.3.1 Iu UP Configuration .............................................................................................................................. 21
5.3.3.2 [RNC] Transmit Behaviour [Forward] .................................................................................................. 21
5.3.3.3 [RNC] Receive Behaviour [Return] ...................................................................................................... 22
5.4 Codec Type Signalling for Satellite Optimized Low Data Rate Voice Codec ................................................. 23
5.4.1 Call Control Protocol Supported Codec Information Element ................................................................... 23
![](https://csdnimg.cn/release/download_crawler_static/89218385/bg4.jpg)
ETSI
ETSI TS 102 744
-
3
-
9 V1.1.1 (2015
-
10)
4
5.4.2 NAS Synchronization Indicator - Satellite Optimized Low Data Rate Voice Codec ................................. 25
5.5 DTMF Transmission ........................................................................................................................................ 25
6 CS User Plane for the 64 kbit/s Synchronous Circuit Switched Service ................................................ 25
6.1 General Architecture ........................................................................................................................................ 25
6.2 64 kbit/s CS User Plane Handler (BCSH) - UE Side ....................................................................................... 27
6.2.1 64 kbit/s BCSH Services Provided to Upper Layers [UE] .......................................................................... 27
6.2.1.0 General .................................................................................................................................................. 27
6.2.1.1 64 kbit/s CS Service Primitives at HL-SAP [UE] ................................................................................. 27
6.2.2 64 kbit/s CS Service, Services Expected from Lower Layers [UE] ............................................................ 27
6.2.2.0 General .................................................................................................................................................. 27
6.2.2.1 64 kbit/s CS Service Primitives at TM-SAP [UE] ................................................................................ 28
6.2.3 64 kbit/s BCSH [UE] Architecture and Behaviour ..................................................................................... 28
6.2.3.0 General .................................................................................................................................................. 28
6.2.3.1 64 kbit/s [UE] Transmit Behaviour [Return] ........................................................................................ 28
6.2.3.2 64 kbit/s [UE] Receive Behaviour [Forward] ....................................................................................... 29
6.3 64 kbit/s CS User Plane Handler (BCSH) - RNC Side .................................................................................... 29
6.3.1 64 kbit/s Services Provided to Upper Layers [RNC] .................................................................................. 29
6.3.1.0 General .................................................................................................................................................. 29
6.3.1.1 64 kbit/s Service Primitives at RL-SAP [RNC] .................................................................................... 29
6.3.2 64 kbit/s Services Expected from Lower Layers [RNC]............................................................................. 29
6.3.2.0 General .................................................................................................................................................. 29
6.3.2.1 64 kbit/s Service Primitives at TM-SAP [RNC] ................................................................................... 30
6.3.3 64 kbit/s BCSH [RNC] Architecture and Behaviour .................................................................................. 30
6.3.3.1 Iu UP Configuration .............................................................................................................................. 30
6.3.3.2 64 kbit/s [RNC] Transmit Behaviour [Forward] ................................................................................... 30
6.3.3.3 64 kbit/s [RNC] Receive Behaviour [Return] ....................................................................................... 30
6.4 Plesiochronous and Transmission Schedule Buffer Considerations ................................................................. 31
6.4.0 General ........................................................................................................................................................ 31
6.4.1 Plesiochronous/transmission schedule Buffer Requirements at the UE ..................................................... 31
6.4.2 Plesiochronous/transmission schedule Buffer Requirements at the RNC ................................................... 31
6.5 Discontinuous Transmission (DTX) for 64 kbit/s Service ............................................................................... 32
6.5.1 General Introduction ................................................................................................................................... 32
6.5.2 64 kbit/s DTX - Mandatory and Optional Requirements ............................................................................ 32
6.5.3 Enabling/Disabling and Selecting DTX algorithm ..................................................................................... 32
6.5.4 Terminology ............................................................................................................................................... 32
6.5.5 Choosing the appropriate DTX algorithm .................................................................................................. 32
6.5.6 DTX for 64 kbit/s UDI Service - Data Activated DTX Algorithm ............................................................. 33
6.5.7 DTX for 3,1 kHz Audio Services - Voice Activated DTX algorithm ......................................................... 34
6.5.8 Maintenance Burst for 64 kbit/s DTX (UDI and 3,1 kHz Audio) ............................................................... 34
6.5.9 Behaviour for CSH and DTX Algorithm Selection for 64 kbit/s CS Bearer .............................................. 35
7 Packet Switched User Plane ................................................................................................................... 35
7.0 Overview .......................................................................................................................................................... 35
7.1 PDCP Protocol ................................................................................................................................................. 35
7.1.0 General ........................................................................................................................................................ 35
7.1.1 Disabling of IP Header Compression Per Connection ................................................................................ 36
7.1.1.0 General .................................................................................................................................................. 36
7.1.1.1 RNC Behaviour (Mandatory) ................................................................................................................ 36
7.1.1.2 UE Behaviour (Optional) ...................................................................................................................... 36
7.1.2 PDCP Behaviour for operation with BM domain ....................................................................................... 36
7.2 TFT Handler ..................................................................................................................................................... 36
7.2.1 UE User Plane Protocol Stack Overview .................................................................................................... 36
7.2.2 TFT Based Compression Approach ............................................................................................................ 37
7.2.2.0 General .................................................................................................................................................. 37
7.2.2.1 IPv4 operation ....................................................................................................................................... 37
7.2.2.1.1 IP Version ........................................................................................................................................ 37
7.2.2.1.2 IHL .................................................................................................................................................. 38
7.2.2.1.3 ToS (/DSCP) .................................................................................................................................... 38
7.2.2.1.4 Total Length .................................................................................................................................... 38
7.2.2.1.5 Identification ................................................................................................................................... 38
7.2.2.1.6 Flags/Fragment Offset ..................................................................................................................... 38
![](https://csdnimg.cn/release/download_crawler_static/89218385/bg5.jpg)
ETSI
ETSI TS 102 744
-
3
-
9 V1.1.1 (2015
-
10)
5
7.2.2.1.7 TTL .................................................................................................................................................. 38
7.2.2.1.8 Protocol ........................................................................................................................................... 38
7.2.2.1.9 Header Checksum ............................................................................................................................ 38
7.2.2.1.10 Source Address ................................................................................................................................ 38
7.2.2.1.11 Destination Address ......................................................................................................................... 39
7.2.2.1.12 Source Port ...................................................................................................................................... 39
7.2.2.1.13 Destination Port ............................................................................................................................... 39
7.2.2.1.14 UDP Length ..................................................................................................................................... 39
7.2.2.1.15 UDP CRC ........................................................................................................................................ 39
7.2.2.1.16 SPI ................................................................................................................................................... 39
7.2.2.1.17 Padding ............................................................................................................................................ 39
7.2.2.2 IPv6 operation ....................................................................................................................................... 39
7.2.2.2.1 IP Version ........................................................................................................................................ 39
7.2.2.2.2 Traffic Class .................................................................................................................................... 40
7.2.2.2.3 Flow Label ....................................................................................................................................... 40
7.2.2.2.4 Payload Length ................................................................................................................................ 40
7.2.2.2.5 Next Header ..................................................................................................................................... 40
7.2.2.2.6 Hop Limit ........................................................................................................................................ 40
7.2.2.2.7 Source Address ................................................................................................................................ 40
7.2.2.2.8 Destination Address ......................................................................................................................... 40
7.2.2.2.9 Source Port ...................................................................................................................................... 40
7.2.2.2.10 Destination Port ............................................................................................................................... 40
7.2.2.2.11 UDP Length ..................................................................................................................................... 40
7.2.2.2.12 UDP CRC ........................................................................................................................................ 41
7.2.2.2.13 SPI ................................................................................................................................................... 41
7.2.2.2.14 Padding ............................................................................................................................................ 41
Annex A (normative): Circuit Switched Call type - Supported Bearer Capability
Information Element ..................................................................................... 42
A.1 Introduction ............................................................................................................................................ 42
A.2 4 kbit/s Speech Telephony Service [CircuitSwitchedCallType = 'type-4kbits-speech'] ........................ 42
A.3 PCM Coded 64 kbit/s Service [CircuitSwitchedCallType = 'type-3pt1khz-audio'] ............................... 42
A.4 64 kbit/s UDI Service [CircuitSwitchedCallType = 'type-udi-isdn'] ...................................................... 42
A.5 56 kbit/s RDI Service (also 56 kbit/s UDI with V.110 Rate Adaptation) [CircuitSwitchedCallType
= 'type-rdi-isdn'] ..................................................................................................................................... 42
Annex B (normative): Circuit Switched Bearer Capability for Satellite Network Specific
PCM Coded 64 kbit/s Bearer Service........................................................... 44
B.1 Introduction ............................................................................................................................................ 44
B.2 Support of PCM coded Fax, Data and Speech ....................................................................................... 44
B.3 64 kbit/s Bearer Service in UMTS ......................................................................................................... 44
B.4 Bearer Capability for 64 kbit/s Bearer Service using ITC = 3,1 kHz ..................................................... 45
Annex C (normative): Circuit Switched Signalling of Information Transfer Capability to
the External (PSTN/ISDN) Network and Terminal Equipment (TE)
Attached to the User Terminal ..................................................................... 47
C.1 Distinguishing between Speech, UDI/RDI and 3,1 kHz Audio ............................................................. 47
History .............................................................................................................................................................. 50
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