The present document defines a profile of the Gateway Control Protocol (H.248.1) to be used for controlling Border Gateway Functions (BGF), as defined in ES 282 003 [3].

Zlite telekomunikacijske in internetne storitve ter protokoli za napredno omreženje (TISPAN) - Krmiljenje vira in pristopa: Profil H.248 za krmiljenje funkcij mejnega prehoda (BGF) v podsistemu za krmiljenje vira in pristopa (RACS) - Specifikacija protokola

General Information

Status
Published
Publication Date
05-Feb-2009
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
13-Jan-2009
Due Date
20-Mar-2009
Completion Date
06-Feb-2009

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SIST ES 283 018 V2.3.1:2009
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SLOVENSKI STANDARD
SIST ES 283 018 V2.3.1:2009
01-marec-2009

Zlite telekomunikacijske in internetne storitve ter protokoli za napredno omreženje

(TISPAN) - Krmiljenje vira in pristopa: Profil H.248 za krmiljenje funkcij mejnega

prehoda (BGF) v podsistemu za krmiljenje vira in pristopa (RACS) - Specifikacija
protokola
Telecommunications and Internet converged Services and Protocols for Advanced

Networking (TISPAN) - Resource and Admission Control: H.248 Profile for controlling

Border Gateway Functions (BGF) in the Resource and Admission Control Subsystem
(RACS) - Protocol specification
Ta slovenski standard je istoveten z: ES 283 018 Version 2.3.1
ICS:
33.040.01 Telekomunikacijski sistemi Telecommunication systems
na splošno in general
33.080 Digitalno omrežje z Integrated Services Digital
integriranimi storitvami Network (ISDN)
(ISDN)
SIST ES 283 018 V2.3.1:2009 en

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST ES 283 018 V2.3.1:2009
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SIST ES 283 018 V2.3.1:2009
ETSI ES 283 018 V2.3.1 (2008-06)
ETSI Standard
Telecommunications and Internet converged Services and
Protocols for Advanced Networking (TISPAN);
Resource and Admission Control: H.248 Profile for controlling
Border Gateway Functions (BGF) in the Resource and
Admission Control Subsystem (RACS);
Protocol specification
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SIST ES 283 018 V2.3.1:2009
2 ETSI ES 283 018 V2.3.1 (2008-06)
Reference
RES/TISPAN-03192-NGN-R2
Keywords
H.248, interface
ETSI
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The copyright and the foregoing restriction extend to reproduction in all media.
© European Telecommunications Standards Institute 2008.
All rights reserved.
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DECT , PLUGTESTS , UMTS , TIPHON , the TIPHON logo and the ETSI logo are Trade Marks of ETSI registered

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ETSI
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SIST ES 283 018 V2.3.1:2009
3 ETSI ES 283 018 V2.3.1 (2008-06)
Contents

Intellectual Property Rights................................................................................................................................8

Foreword.............................................................................................................................................................8

1 Scope........................................................................................................................................................9

2 References................................................................................................................................................9

2.1 Normative references.........................................................................................................................................9

2.2 Informative references......................................................................................................................................11

3 Definitions and abbreviations.................................................................................................................11

3.1 Definitions........................................................................................................................................................11

3.2 Abbreviations...................................................................................................................................................13

4 Applicability...........................................................................................................................................13

4.1 Architecture......................................................................................................................................................13

5 Profile description ..................................................................................................................................14

5.1 Profile identification.........................................................................................................................................14

5.2 Summary..........................................................................................................................................................14

5.3 Gateway Control Protocol Version ..................................................................................................................15

5.4 Connection model.............................................................................................................................................15

5.5 Context attributes.............................................................................................................................................15

5.6 Terminations.....................................................................................................................................................15

5.6.1 Termination names.....................................................................................................................................15

5.6.1.1 IP Termination......................................................................................................................................15

5.6.1.1.1 Overview and prose specification....................................................................................................15

5.6.1.1.2 Syntactical Specification.................................................................................................................18

5.6.2 Multiplexed terminations............................................................................................................................18

5.7 Descriptors.......................................................................................................................................................18

5.7.1 TerminationState descriptor........................................................................................................................18

5.7.2 Stream descriptor........................................................................................................................................19

5.7.2.1 LocalControl descriptor........................................................................................................................19

5.7.3 Events descriptor........................................................................................................................................19

5.7.4 EventBuffer descriptor................................................................................................................................20

5.7.5 Signals descriptor........................................................................................................................................20

5.7.6 DigitMap descriptor....................................................................................................................................21

5.7.7 Statistics descriptor.....................................................................................................................................21

5.7.8 ObservedEvents descriptor.........................................................................................................................21

5.7.9 Topology descriptor....................................................................................................................................21

5.7.10 Error descriptor...........................................................................................................................................22

5.8 Command API..................................................................................................................................................22

5.8.1 Add.............................................................................................................................................................23

5.8.2 Modify........................................................................................................................................................23

5.8.3 Subtract.......................................................................................................................................................24

5.8.4 Move...........................................................................................................................................................24

5.8.5 AuditValue..................................................................................................................................................24

5.8.6 AuditCapabilities ........................................................................................................................................24

5.8.7 Notify..........................................................................................................................................................24

5.8.8 ServiceChange............................................................................................................................................24

5.8.9 Manipulating and auditing context attributes..............................................................................................25

5.9 Generic command syntax and encoding...........................................................................................................25

5.10 Transactions.....................................................................................................................................................25

5.11 Messages..........................................................................................................................................................26

5.12 Transport..........................................................................................................................................................26

5.13 Security............................................................................................................................................................27

5.14 Packages...........................................................................................................................................................27

5.14.1 Overview....................................................................................................................................................28

5.14.2 Package usage information .........................................................................................................................29

ETSI
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SIST ES 283 018 V2.3.1:2009
4 ETSI ES 283 018 V2.3.1 (2008-06)

5.14.2.1 Generic (g)............................................................................................................................................29

5.14.2.2 Base root (root) .....................................................................................................................................30

5.14.2.3 Network (nt)..........................................................................................................................................31

5.14.2.4 Differentiated Services (DS) .................................................................................................................31

5.14.2.5 Gate Management (GM) .......................................................................................................................32

5.14.2.6 Traffic management (tman)...................................................................................................................33

5.14.2.7 IP NAPT Traversal (ipnapt) ..................................................................................................................33

5.14.2.8 MPLS (mpls).........................................................................................................................................34

5.14.2.9 VLAN (vlan).........................................................................................................................................34

5.14.2.10 MGC Information (mgcinfo).................................................................................................................35

5.14.2.11 Inactivity (it).........................................................................................................................................35

5.14.2.12 Segmentation (seg)................................................................................................................................36

5.14.2.13 RTP Package.........................................................................................................................................37

5.14.2.14 Application Data Inactivity Detection (adid) ........................................................................................37

5.14.2.15 IP Domain Connection (ipdc) ...............................................................................................................38

5.14.2.16 Media Gateway Overload Control Package ..........................................................................................38

5.14.2.17 Hanging Termination Detection (Hangterm) ........................................................................................39

5.14.2.18 Statistic Conditional Reporting (scr).....................................................................................................39

5.15 Mandatory support of SDP and Annex C information elements ......................................................................40

5.16 Optional support of SDP and Annex C information elements..........................................................................41

5.17 Overview of Procedures ...................................................................................................................................42

5.17.1 Overview of Session Dependent Procedures ..............................................................................................42

5.17.1.1 Gate control...........................................................................................................................................43

5.17.1.2 Allocation and translation of IP addresses, ports and versions (NAPT-PT) .........................................44

5.17.1.3 Support of Hosted NAT Traversal ........................................................................................................45

5.17.1.4 QoS marking.........................................................................................................................................45

5.17.1.5 Bandwidth control - Reservation, Allocation and Policing...................................................................45

5.17.1.5.1 Admission Control...........................................................................................................................46

5.17.1.5.2 Traffic Descriptor............................................................................................................................46

5.17.1.5.3 Bandwidth reservation and allocation .............................................................................................47

5.17.1.5.4 Bandwidth policing.........................................................................................................................47

5.17.1.5.5 Non-specification of tman properties ..............................................................................................47

5.17.1.6 Usage metering and statistics reporting.................................................................................................47

5.17.1.6.1 Statistics for Media/Transport-agnostic IP packets .........................................................................47

5.17.1.6.2 Traffic Volume related Statistics.....................................................................................................47

5.17.1.7 RTCP Handling.....................................................................................................................................48

5.17.1.7.1 RTCP Port Allocation......................................................................................................................48

5.17.1.7.2 RTP/RTCP to-H.248 Stream Mapping............................................................................................49

5.17.1.8 RTCP Forwarding .................................................................................................................................49

5.17.1.8.1 Conditions for RTCP packet policing..............................................................................................49

5.17.1.8.2 Forwarding of regular RTCP traffic ................................................................................................49

5.17.1.8.3 Handling of RTCP XR/HR traffic ...................................................................................................49

5.17.1.9 Media Inactivity....................................................................................................................................49

5.17.1.10 IP Realm/Domain Indication.................................................................................................................50

5.17.1.10.1 Codepoint and format/encoding ......................................................................................................50

5.17.1.10.2 Unsuccessful indication...................................................................................................................50

5.17.1.10.3 Fix assignment per termination lifetime ..........................................................................................50

5.17.1.10.4 Number of IP Realms/Domains.......................................................................................................50

5.17.1.11 Two-Stage BGF Resource Reservation.................................................................................................51

5.17.1.12 Hanging Termination Detection............................................................................................................51

5.17.1.13 Real Time Statistics Reporting..............................................................................................................51

5.17.1.14 Transcoding...........................................................................................................................................52

5.17.1.14.1 Media types and formats (Codecs) ..................................................................................................52

5.17.1.14.2 Decision for transcoding..................................................................................................................52

5.17.2 Overview of Session Independent Procedures............................................................................................52

5.17.2.1 Introduction - Relation to TR 183 025..................................................................................................52

5.17.2.2 Session-independent procedures...........................................................................................................52

5.17.2.3 MG Overload Control: Rate limitation of H.248 Messages from MGC-to-MG ...................................52

5.18 Session Dependent Procedures (Command Level Details) ..............................................................................53

5.18.1 Add Termination.........................................................................................................................................54

5.18.1.1 Add Termination - Remote Addr and Port Known, Select Local Addr and Port..................................54

5.18.1.1.1 Conditions for Address Policing: SAF, SPF, SAM, SPR, SPRR ....................................................56

ETSI
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SIST ES 283 018 V2.3.1:2009
5 ETSI ES 283 018 V2.3.1 (2008-06)

5.18.1.1.2 Assigning IP Domain/Realm to Termination ..................................................................................57

5.18.1.1.3 Add Termination - Remote Addr and Port Known, Select Local Addr and Port - Examples..........57

5.18.1.2 Add Termination - Select Local Addr and Port.....................................................................................59

5.18.1.2.1 Add Termination - Select Local Addr and Port - Examples............................................................61

5.18.1.3 Add Termination - Remote Addr Known, Select Local Addr...............................................................62

5.18.1.3.1 Add Termination - Remote Addr Known, Select Local Addr - Examples ......................................63

5.18.1.4 Add Termination - Select Local Addr...................................................................................................64

5.18.1.4.1 Add Termination - Select Local Addr - Examples ..........................................................................65

5.18.2 Session Establishment Update ....................................................................................................................65

5.18.2.1 Session Establishment Update - Remote Addr and Port Known...........................................................66

5.18.2.1.1 Session Establishment Update - Remote Addr and Port Known - Examples ..................................67

5.18.2.2 Session Establishment Update - Remote Addr Known.........................................................................69

5.18.2.2.1 Session Establishment Update - Remote Addr Known - Examples ................................................70

5.18.2.3 Session Establishment Update - Through Connect ...............................................................................71

5.18.2.3.1 Session Establishment Update - Through Connect - Examples.......................................................72

5.18.2.4 Session Establishment Update - Select Local Port................................................................................73

5.18.2.4.1 Session Establishment Update - Select Local Port - Examples .......................................................75

5.18.2.5 Session Establishment Update - Bandwidth Change.............................................................................76

5.18.2.5.1 Session Establishment Update - Bandwidth Change - Examples ....................................................78

5.18.3 Mid-Session Update....................................................................................................................................78

5.18.3.1 Mid-Session Update - Bandwidth Change ............................................................................................79

5.18.3.1.1 Mid-Session Update - Bandwidth Change - Examples....................................................................81

5.18.3.2 Mid-Session Update - Media Change ...................................................................................................82

5.18.3.2.1 Mid-Session Update - Media Change - Examples...........................................................................84

5.18.3.3 Mid-Session Update - Remote Port Change..........................................................................................85

5.18.3.3.1 Mid-Session Update - Remote Port Change - Examples .................................................................87

5.18.3.4 Mid-Session Update - Add Stream, Remote Addr and Port Known .....................................................88

5.18.3.4.1 Mid-Session Update - Add Stream, Remote Addr & Port Known - Examples ...............................90

5.18.3.5 Mid-Session Update - Add Stream........................................................................................................91

5.18.3.5.1 Mid-Session Update - Add Stream - Examples ...............................................................................93

5.18.3.6 Mid-Session Update - Delete Stream....................................................................................................94

5.18.3.6.1 Mid-Session Update - Delete Stream - Examples ...........................................................................95

5.18.4 Auditing......................................................................................................................................................98

5.18.4.1 Mid-Session Statistics Audit .................................................................................................................98

5.18.4.1.1 Mid-Session Statistics Audit - Example ..........................................................................................99

5.18.5 Notification of MG Events .......................................................................................................................100

5.18.5.1 Notification of IP Media Stop .............................................................................................................100

5.18.5.2 Notification of Hanging Termination..................................................................................................101

5.18.5.3 Notification of Statistic Conditional Reporting...................................................................................102

5.18.6 Delete Session/Termination......................................................................................................................103

5.18.6.1 Delete Session/Termination................................................................................................................103

5.18.6.1.1 Delete Session/Termination - Examples........................................................................................104

5.18.6.2 Delete Session/Termination - Wildcarded Reply................................................................................106

5.18.6.2.1 Delete Session - Wildcarded Reply - Examples ............................................................................106

5.19 Non-Session Related Use Cases.....................................................................................................................106

5.19.1 Enable MG................................................................................................................................................107

5.19.1.1 Enable MG (at MGC)..........................................................................................................................107

5.19.1.2 Enable MG (at MG) ............................................................................................................................107

5.19.1.2.1 Enable MG (at MG): Cold Boot ....................................................................................................108

5.19.1.2.2 Enable MG (at MG): Warm Boot..................................................................................................109

5.19.2 Enable MGC.............................................................................................................................................110

5.19.3 Disable MG (Graceful) .............................................................................................................................110

5.19.3.1 Disable MG (Graceful) (MGC)...........................................................................................................110

5.19.3.2 Disable MG (Graceful) (MG) .............................................................................................................111

5.19.4 Disable MG (Immediate) ..........................................................................................................................111

5.19.4.1 Disable MG (Immediate) (MGC)........................................................................................................111

5.19.4.2 Disable MG (Immediate) (MG) ..........................................................................................................112

5.19.5 Disable MGC............................................................................................................................................112

5.19.6 Enable Termination...............
...

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