1
Scope
2
References
3
Definitions
3.1
Terms defined elsewhere
3.2
Terms defined in this Recommendation
4
Abbreviations and acronyms
5
Conventions
5.1
Key words to indicate requirement levels
5.2
Connection endpoint naming conventions
6
Connection model
6.1
Contexts
6.2
Terminations
6.3
Wildcarding principles
7
Commands
7.1
Descriptors
7.2
Command application programming interface
8
Transactions
8.1
Common parameters
8.2
Transaction application programming interface
8.3
Messages
9
Transport
9.1
Ordering of commands
9.2
Protection against restart avalanche
9.3
Protection against Notify avalanche
10
Security considerations
10.1
Protection of protocol connections
10.2 Interim AH scheme
10.3
Protection of media connections
11 MG-MGC control interface
11.1 Multiple Virtual MGs
11.2 Cold start
11.3 Negotiation of protocol version
11.4 Failure of an MG
11.5 Failure of an MGC
11.6 MGC-MG control association monitoring
11.7 Compatibility
12 Package definition
12.1
Guidelines for defining packages
12.2
Guidelines to defining parameters to events and signals
12.3
Identifiers
12.4 Package registration
13
Profile definition
14 IANA ITU‑T H.248
registrations
14.1 Package registration procedure
14.2
Error code registration procedure
14.3
ServiceChange reason registration procedures
14.4 Profile
registration procedures
Annex A – Binary encoding of the protocol
A.1
Coding of wildcards
A.2
ASN.1 syntax specification
A.3
DigitMaps and path names
Annex B – Text encoding of the protocol
B.1
Coding of wildcards
B.2
ABNF specification
B.3
Hexadecimal octet coding
B.4
Hexadecimal octet sequence
Annex C – Tags for media stream properties
C.1
General media attributes
C.2
Mux properties
C.3
General bearer properties
C.4
General ATM properties
C.5
Frame relay
C.6
IP
C.7
ATM AAL 2
C.8
ATM AAL 1
C.9
Bearer capabilities
C.10
AAL 5 properties
C.11
SDP equivalents
C.12
H.245
Annex D – Transport over IP
D.1
Transport over IP/UDP using Application Level Framing (ALF)
D.2
Using TCP
Annex E – Basic packages
E.1
Generic
E.2
Base Root Package
E.3
Tone Generator Package
Page
E.4
Tone Detection Package
E.5
Basic DTMF Generator Package
E.6
DTMF Detection Package
E.7
Call Progress Tones Generator Package
E.8
Call progress tones detection package
E.9
Analog Line Supervision Package
E.10
Basic Continuity Package
E.11
Network Package
E.12
RTP Package
E.13
TDM Circuit Package
E.14
Segmentation Package
E.15
Notification Behaviour
Annex F – ServiceChange Procedures
F.1
Introduction
F.2
Control Association Definition
F.3
Events leading to ServiceChange Procedures
F.4
ServiceChange Element Description
F.5
Use of ServiceChange parameters
F.6
ServiceChange versus TerminationState
Appendix I – Example call flows
I.1
Residential gateway to residential gateway call
Appendix II – ITU‑T H.248 Package
template
Appendix III – ITU‑T H.248 profile
definition template
Appendix IV – Practices on Statistics – Example use-cases
IV.1
Introduction
IV.2
Active statistics of a new termination
IV.3
Activating and deactivating statistics
IV.4
Resetting statistics
IV.5
Reporting statistics
IV.6
Reading statistics
Bibliography