1 Scope
2 References
3 Definitions
4 Abbreviations
5 Reference models
5.1 ATU functional model
5.2 User plane protocol reference model
5.3 Management plane reference model
5.4 Application
models
6 Transport Protocol Specific Transmission Convergence (TPS‑TC)
function
6.1 Transport capabilities
6.2 Interface signals and primitives
6.3 Control parameters
6.4 Data plane procedures
6.5 Management plane procedures
6.6 Initialization procedure
6.7 On‑line reconfiguration
6.8 Power management mode
7 Physical Media Specific Transmission Convergence (PMS‑TC) function
7.1 Transport capabilities
7.2 Additional functions
7.3 Block interface signals and primitives
7.4 Block diagram and internal reference point signals
7.5 Control parameters
7.6 Frame structure
7.7 Data plane procedures
7.8 Control plane procedures
7.9 Management plane procedures
7.10 Initialization procedures
7.11 On‑line reconfiguration
7.12 Power management mode
8 Physical media dependent function
8.1 Transport capabilities
8.2 Additional functions
8.3 Block interface signals and primitives
8.4 Block diagram and internal reference point signals
8.5 Control parameters
8.6 Constellation encoder for data symbols
8.7 Constellation encoder for synchronization and L2 exit symbols
8.8 Modulation
8.9 Transmitter dynamic range
8.10 Transmitter spectral masks
8.11 Control plane procedures
8.12 Management plane procedures
8.13 Initialization procedures
8.14 Short initialization procedures
8.15 Loop diagnostics mode procedures
8.16 On‑line reconfiguration of the PMD function
8.17 Power management in the PMD function
9 Management Protocol Specific Transmission Convergence (MPS‑TC)
functions
9.1 Transport functions
9.2 Additional functions
9.3 Block interface signals and primitives
9.4 Management plane procedures
9.5 Power management
10 Dynamic behaviour
10.1 Initialization
10.2 On‑line
Reconfiguration (OLR)
10.3 Power management
Annex A – Specific requirements for an ADSL system
operating in the frequency band above POTS
A.1 ATU‑C functional characteristics (pertains to clause 8)
A.2 ATU‑R functional characteristics (pertains to clause 8)
A.3 Initialization
A.4 Electrical characteristics
Annex B – Specific requirements for an ADSL system
operating in the frequency band above ISDN as defined in ITU‑T Rec. G.961
Appendices I and II
B.1 ATU‑C functional characteristics (pertains to clause 8)
B.2 ATU‑R functional characteristics (pertains to clause 8)
B.3 Initialization
B.4 Electrical characteristics
Annex C – Specific requirements for an ADSL system
operating in the same cable as ISDN as defined in ITU‑T Rec. G.961
Appendix III
Annex D – ATU‑C and ATU‑R state
diagrams
D.1 Introduction
D.2 Definitions
D.3 State diagrams
Annex E – POTS and ISDN Basic Access Splitters
E.1 Type 1 – POTS splitter – Europe
E.2 Type 2 – POTS splitter – North America
E.3 Type 3 – ISDN (ITU‑T Rec. G.961 Appendix I or II)
Splitter – Europe
E.4 Type 4 – POTS splitter – Japan
Annex F – ATU‑x performance requirements for
region A (North America)
F.1 Performance requirements for operation of ADSL over POTS (Annex A)
F.2 Performance requirements for operation of All Digital Mode ADSL
(Annex I)
Annex G – ATU‑x performance requirements for
region B (Europe)
G.1 Performance requirements for operation of ADSL over POTS (Annex A)
G.2 Performance requirements for operation of ADSL over ISDN (Annex B)
G.3 Performance requirements for operation of All Digital Mode ADSL
(Annex I)
G.4 Performance requirements for operation of All Digital Mode ADSL
(Annex J)
Annex H – Specific requirements for a synchronized
symmetrical DSL (SSDSL) system operating in the same cable binder as ISDN as
defined in ITU‑T Rec. G.961 Appendix III
Annex I – All digital mode ADSL with improved spectral
compatibility with ADSL over POTS
I.1 ATU‑C functional characteristics (pertains to clause 8)
I.2 ATU‑R functional characteristics (pertains to clause 8)
I.3 Initialization
I.4 Electrical characteristics
Annex J – All Digital Mode ADSL with improved spectral
compatibility with ADSL over ISDN
J.1 ATU‑C functional characteristics (pertains to clause 8)
J.2 ATU‑R functional characteristics (pertains to clause 8)
J.3 Initialization
J.4 Electrical characteristics
Annex K – TPS‑TC functional descriptions
K.1 STM Transmission Convergence (STM‑TC) function
K.2 ATM Transmission Convergence (ATM‑TC) function
K.3 Packet transmission convergence function (PTM‑TC)
Appendix I – ATM layer to physical layer logical
interface
Appendix II – Compatibility with other customer
premises equipment
Appendix III – The impact of primary protection devices
on line balance
III.1 Scope
III.2 Background
III.3 Recommended maximum capacitance of over‑voltage protectors
III.4 Capacitance matching requirements of over‑voltage protectors
III.5 References
Appendix IV – Bibliography