ETSI ETS 300 838 ed.1 (1998-05)

SLOVENSKI STANDARD
SIST ETS 300 838 E1:2003
01-december-2003
Digitalno omrežje z integriranimi storitvami (ISDN) – Usklajeni programirljivi
komunikacijski vmesnik (HPCI) za ISDN
Integrated Services Digital Network (ISDN); Harmonized Programmable Communication
Interface (HPCI) for ISDN
Ta slovenski standard je istoveten z: ETS 300 838 Edition 1
ICS:
33.080 Digitalno omrežje z Integrated Services Digital
integriranimi storitvami Network (ISDN)
(ISDN)
35.200 Vmesniška in povezovalna Interface and interconnection
oprema equipment
SIST ETS 300 838 E1:2003 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST ETS 300 838 E1:2003

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SIST ETS 300 838 E1:2003
EUROPEAN ETS 300 838
TELECOMMUNICATION May 1998
STANDARD
Source: MTA Reference: RE/MTA-002040
ICS: 33.020
Key words: API, ISDN, PCI
Integrated Services Digital Network (ISDN);
Harmonized Programmable Communication Interface (HPCI)
for ISDN
ETSI
European Telecommunications Standards Institute
ETSI Secretariat
Postal address: F-06921 Sophia Antipolis CEDEX - FRANCE
Office address: 650 Route des Lucioles - Sophia Antipolis - Valbonne - FRANCE
Internet: secretariat@etsi.fr - http://www.etsi.fr - http://www.etsi.org
Tel.: +33 4 92 94 42 00 - Fax: +33 4 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 1998. All rights reserved.

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ETS 300 838: May 1998
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 Standards Making Support Dept." at the address shown on the title page.

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Contents
Foreword .23
Introduction.23
1 Scope .25
2 Normative references.26
3 Definitions and abbreviations .27
3.1 Definitions .27
3.2 Abbreviations .28
4 General.29
4.1 Overview .29
4.2 Requirements .30
4.3 Reader's guide.31
5 Profile A.31
5.1 Reader's guidance and overview.31
5.1.1 Reader's guide .31
5.1.2 How to use this profile .32
5.1.3 Functional overview.33
5.1.4 Connection management .33
5.1.5 The planes.33
5.1.6 Properties .33
5.1.7 External equipment (e.g. telephony) .34
5.1.8 ISDN accesses and the multi-applications environment.34
5.1.9 Exchange mechanism.34
5.2 Message overview .34
5.2.1 Functional model.34
5.2.1.1 Introduction.34
5.2.1.2 Architecture.34
5.2.1.2.1 Profile A and its components.35
5.2.1.2.2 Profile A architecture .36
5.2.1.2.3 Co-ordination cases.36
5.2.1.3 Functionality.37
5.2.1.3.1 Introduction .37
5.2.1.3.2 Resource management .37
5.2.1.3.2.1 Attribute sets.37
5.2.1.3.2.2 Network Connection Objects .38
5.2.1.3.2.3 Support of external equipment.38
5.2.1.3.2.4 Support of security features.40
5.2.1.3.2.5 Support of manufacturer specific
features.40
5.2.1.3.3 Connection management.41
5.2.1.3.3.1 Connection set-up and removal.41
5.2.1.3.3.2 Support of supplementary services .41
5.2.1.3.4 Data management .41
5.2.1.4 Relating functionality to planes .42
5.2.1.4.1 Optional features .42
5.2.1.4.2 Administration Plane.42
5.2.1.4.3 Control Plane .43
5.2.1.4.4 User Plane .43
5.2.1.5 PUF NAF interactions.43
5.2.1.6 Total interaction overview.45
5.2.1.7 Identifiers .47
5.2.1.8 Error handling .48
5.2.1.8.1 Overview.48
5.2.1.8.2 Function error handling.48

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5.2.1.8.3 Message error handling . 49
5.2.2 Information encoding . 49
5.2.3 Conventions. 50
5.2.3.1 Address conventions. 50
5.2.3.2 Provision of information . 50
5.2.3.3 Message conventions . 50
5.2.3.4 Parameter conventions . 51
5.2.3.4.1 Parameter ordering . 51
5.2.3.4.2 Parameter repetition. 51
5.2.3.4.3 Parameter checking . 51
5.2.3.5 Default philosophy. 51
5.2.4 User Plane particularities. 51
5.3 Exchange method . 52
5.3.1 Registration phase. 52
5.3.1.1 Overview . 52
5.3.1.2 PciGetHandles . 53
5.3.1.3 PciGetProperty. 54
5.3.1.4 PciRegister. 56
5.3.2 Deregistration phase. 57
5.3.2.1 PciDeregister. 57
5.3.3 Conversation phase. 57
5.3.3.1 Sending messages . 57
5.3.3.2 Receiving messages. 57
5.3.3.3 Receiving messages using the polling method. 58
5.3.3.4 Receiving messages using signal method. 58
5.3.3.5 PCI Message Parameter Block (PCIMPB). 58
5.3.3.6 PciPutMessage . 59
5.3.3.7 PciGetMessage. 60
5.3.3.8 PciSetSignal. 60
5.4 Administration Plane messages. 61
5.4.1 ACreateNCOReq. 62
5.4.2 NCOType and conditional parameter specification . 63
5.4.3 ACreateNCOCnf. 64
5.4.4 ADestroyNCOReq . 65
5.4.5 ADestroyNCOCnf . 65
5.4.6 AGetNCOInfoReq. 65
5.4.7 AGetNCOInfoCnf. 66
5.4.8 AErrorInd . 66
5.4.9 ASecurityReq. 67
5.4.10 ASecurityCnf. 67
5.4.11 AManufacturerReq. 68
5.4.12 AManufacturerInd . 68
5.4.13 AChangeNCOReq . 68
5.4.14 AChangeNCOCnf . 69
5.5 Control Plane messages . 69
5.5.1 Introduction . 69
5.5.1.1 Control Messages classes. 69
5.5.1.2 Sequencing of Control Plane messages. 71
5.5.2 CAlertReq . 74
5.5.3 CAlertInd. 75
5.5.4 CConnectReq . 75
5.5.5 CConnectInd. 76
5.5.6 CConnectRsp . 77
5.5.7 CConnectCnf . 78
5.5.8 CDisconnectReq. 78
5.5.9 CDisconnectInd . 78
5.5.10 CDisconnectRsp. 79
5.5.11 CDisconnectCnf. 79
5.5.12 CProgressInd. 80
5.5.13 CStatusInd . 80
5.5.14 CSetupAckInd. 80
5.5.15 CConnectInfoReq . 81
5.5.16 CProceedingInd . 81

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5.5.17 CUserInformationReq .82
5.5.18 CUserInformationInd .82
5.5.19 CCongestionControlReq .83
5.5.20 CCongestionControlInd .83
5.5.21 CSuspendReq .84
5.5.22 CSuspendCnf.84
5.5.23 CResumeReq.84
5.5.24 CResumeCnf.85
5.5.25 CNotifyInd.85
5.5.26 CFacilityReq .86
5.5.27 CFacilityInd.86
5.5.28 CExtEquipAvailabalityInd .86
5.5.29 CExtEquipBlockDiallingInd.87
5.5.30 CExtEquipKeyPressedInd .87
5.5.31 CExtEquipOffHookInd .87
5.5.32 CExtEquipOnHookInd .88
5.5.33 CAddInfoReq.88
5.5.34 CAddInfoInd .88
5.5.35 CDtmfReq.89
5.5.36 CDtmfCnf .89
5.5.37 CDtmfInd .89
5.5.38 User to User information exchange.90
5.5.39 Implementation of supplementary services.90
5.5.39.1 Advice of Charge during call (AOC-D).90
5.5.39.2 Advice of Charge at End of call (AOC-E) .91
5.6 User Plane .91
5.6.1 User Plane Protocols Management Architecture .91
5.6.1.1 Introduction.91
5.6.1.2 Message access.92
5.6.1.2.1 The physical layer access
(transparent access).93
5.6.1.2.2 The link layer access .93
5.6.1.2.3 The network layer access .93
5.6.1.3 Protocols.94
5.6.1.3.1 Supported User Plane protocols.94
5.6.1.3.2 Protocol selection.94
5.6.1.3.2.1 NCOType parameter .95
5.6.1.3.2.2 UProtocol parameter.95
5.6.1.4 Co-ordination function.95
5.6.1.5 Selection criteria .97
5.6.1.5.1 NCO Selection: User Plane
information element .97
5.6.1.5.2 Action if no NCO available: User
Plane incoming call.97
5.6.1.6 User Plane error checking.97
5.6.1.7 User Plane attribute sets .97
5.6.2 Layer 1 Protocols.97
5.6.2.1 Transparent B-channel access with byte framing from the
network .97
5.6.2.1.1 Introduction .97
5.6.2.1.2 Messages .98
5.6.2.1.2.1 UDataReq .98
5.6.2.1.2.2 UDataInd.99
5.6.2.1.2.3 UErrorInd .99
5.6.2.1.3 Messages parameters .100
5.6.2.1.3.1 IdleFlag .100
5.6.2.1.3.2 NCOType.100
5.6.2.1.3.3 UProtocol .100
5.6.2.1.3.4 UAttributeName .100
5.6.2.1.3.5 UDirection .101
5.6.2.1.3.6 Cause.101
5.6.2.1.4 State diagram .101
5.6.2.1.5 Co-ordination function.101

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5.6.2.1.6 Selection criteria. 101
5.6.2.1.7 Specific error handling . 101
5.6.2.1.8 Static attributes. 101
5.6.2.1.8.1 AttributeSet parameters . 101
5.6.2.1.8.2 Static attribute content. 102
5.6.3 Layer 2 Protocols. 102
5.6.3.1 ISO 7776 protocol . 102
5.6.3.1.1 Introduction. 102
5.6.3.1.2 Messages. 103
5.6.3.1.2.1 UConnectReq. 103
5.6.3.1.2.2 UConnectInd . 103
5.6.3.1.2.3 UConnectRsp. 103
5.6.3.1.2.4 UConnectCnf. 104
5.6.3.1.2.5 UDisconnectReq . 104
5.6.3.1.2.6 UDisconnectInd. 104
5.6.3.1.2.7 UDataReq. 104
5.6.3.1.2.8 UDataInd . 105
5.6.3.1.2.9 UReadyToReceiveReq. 105
5.6.3.1.2.10 UReadyToReceiveInd . 106
5.6.3.1.3 Messages parameters. 106
5.6.3.1.3.1 L2ConnectionMode . 106
5.6.3.1.3.2 L2FrameSize. 107
5.6.3.1.3.3 L2WindowSize . 107
5.6.3.1.3.4 L2XID . 107
5.6.3.1.3.5 NCOType . 107
5.6.3.1.3.6 UProtocol. 108
5.6.3.1.3.7 UAttributeName. 108
5.6.3.1.3.8 UDirection. 108
5.6.3.1.3.9 Cause. 108
5.6.3.1.3.10 Origin. 109
5.6.3.1.4 State diagram. 109
5.6.3.1.5 Co-ordination function . 110
5.6.3.1.6 Selection criteria. 110
5.6.3.1.7 Specific error handling and codes. 110
5.6.3.1.8 Static attributes. 110
5.6.3.1.8.1 AttributeSet parameters . 110
5.6.3.1.8.2 Static attribute content. 110
5.6.3.2 HDLC protocol. 111
5.6.3.2.1 Introduction. 111
5.6.3.2.2 Messages. 111
5.6.3.2.2.1 UDataReq. 111
5.6.3.2.2.2 UDataInd . 112
5.6.3.2.3 Messages parameters. 112
5.6.3.2.3.1 NCOType . 112
5.6.3.2.3.2 UProtocol. 112
5.6.3.2.3.3 UAttributeName. 113
5.6.3.2.3.4 UDirection. 113
5.6.3.2.4 State diagram. 113
5.6.3.2.5 Co-ordination function . 113
5.6.3.2.6 Selection criteria. 113
5.6.3.2.7 Specific error handling and codes. 113
5.6.3.2.8 Static attributes. 114
5.6.3.2.8.1 AttributeSet parameters . 114
5.6.3.2.8.2 Static attribute content. 114
5.6.3.3 HDLC protocol with error. 114
5.6.3.3.1 Introduction. 114
5.6.3.3.2 Messages. 115
5.6.3.3.2.1 UDataReq. 115
5.6.3.3.2.2 UDataInd . 115
5.6.3.3.3 Messages parameters. 115
5.6.3.3.3.1 NCOType . 116
5.6.3.3.3.2 UProtocol. 116
5.6.3.3.3.3 UAttributeName. 116

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5.6.3.3.3.4 UDirection .116
5.6.3.3.3.5 Cause.117
5.6.3.3.3.6 State diagram .117
5.6.3.3.4 Co-ordination function.117
5.6.3.3.5 Selection criteria .117
5.6.3.3.6 Specific error handling .117
5.6.3.3.7 Static attributes .117
5.6.3.3.7.1 AttributeSet parameters.117
5.6.3.3.7.2 Static attribute content .117
5.6.3.4 PPP protocol.117
5.6.3.4.1 Introduction .117
5.6.3.4.2 Messages .118
5.6.3.4.2.1 UConnectReq .119
5.6.3.4.2.2 UConnectInd.119
5.6.3.4.2.3 UConnectRsp .119
5.6.3.4.2.4 UConnectCnf .120
5.6.3.4.2.5 UDisconnectReq.120
5.6.3.4.2.6 UDisconnectInd .120
5.6.3.4.2.7 UDataReq .120
5.6.3.4.2.8 UDataInd.121
5.6.3.4.2.9 UErrorInd .121
5.6.3.4.3 Messages parameters .121
5.6.3.4.3.1 NCOType.122
5.6.3.4.3.2 UProtocol .122
5.6.3.4.3.3 UAttributeName .122
5.6.3.4.3.4 UDirection .122
5.6.3.4.3.5 PPPCause .123
5.6.3.4.3.6 PPPDiagnostic.123
5.6.3.4.3.7 PPPNegotiation.124
5.6.3.4.3.8 PPPOrigin .125
5.6.3.4.4 State diagram .126
5.6.3.4.5 Co-ordination function.126
5.6.3.4.6 Selection criteria .126
5.6.3.4.7 Specific error handling and codes .126
5.6.3.4.7.1 Errors .126
5.6.3.4.7.2 Causes.127
5.6.3.4.8 Static attributes .127
5.6.3.4.8.1 AttributeSet parameters.127
5.6.3.4.8.2 Static attribute content .128
5.6.3.4.9 Protocol specific NAF property
information .128
5.6.3.5 SDLC protocol .128
5.6.3.5.1 Introduction .128
5.6.3.5.2 Messages .129
5.6.3.5.2.1 UConnectReq .130
5.6.3.5.2.2 UConnectInd.130
5.6.3.5.2.3 UConnectRsp .130
5.6.3.5.2.4 UConnectCnf .131
5.6.3.5.2.5 UDisconnectReq.131
5.6.3.5.2.6 UDisconnectInd .131
5.6.3.5.2.7 UDataReq .131
5.6.3.5.2.8 UDataInd.132
5.6.3.5.2.9 UExpeditedDataReq .132
5.6.3.5.2.10 UExpeditedDataInd.132
5.6.3.5.2.11 UReadyToReceiveReq .133
5.6.3.5.2.12 UReadyToReceiveInd.133
5.6.3.5.3 Messages parameters .133
5.6.3.5.3.1 L2ConnectionMode.134
5.6.3.5.3.2 L2FrameSize.134
5.6.3.5.3.3 L2WindowSize .135
5.6.3.5.3.4 L2XID.135
5.6.3.5.3.5 NCOType.135
5.6.3.5.3.6 ReadyFlag.135

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5.6.3.5.3.7 UProtocol. 136
5.6.3.5.3.8 UAttributeName. 136
5.6.3.5.3.9 UDirection. 136
5.6.3.5.3.10 UserData . 136
5.6.3.5.3.11 SDLCCause . 136
5.6.3.5.3.12 SDLCOrigin . 137
5.6.3.5.4 State diagram. 137
5.6.3.5.5 Co-ordination function . 137
5.6.3.5.6 Selection criteria. 137
5.6.3.5.7 Specific error handling and codes. 138
5.6.3.5.7.1 Invalid use of user messages. 138
5.6.3.5.7.2 Causes . 138
5.6.3.5.8 Static attributes. 138
5.6.3.5.8.1 AttributeSet parameters . 138
5.6.3.5.8.2 Static attribute content. 139
5.6.3.6 V.110 protocol. 139
5.6.3.6.1 Introduction. 139
5.6.3.6.2 Messages. 140
5.6.3.6.2.1 UConnectReq. 140
5.6.3.6.2.2 UConnectInd . 140
5.6.3.6.2.3 UConnectRsp. 140
5.6.3.6.2.4 UConnectCnf. 141
5.6.3.6.2.5 UDisconnectReq .
...