ETSI ES 203 021-3 V2.1.2 (2006-01)
Current
The latest, up-to-date edition.
Access and Terminals (AT); Harmonized basic attachment requirements for Terminals for connection to analogue interfaces of the Telephone Networks; Update of the technical contents of TBR 021, EN 301 437, TBR 015, TBR 017; Part 3: Basic Interworking with the Public Telephone Networks
Hardcopy , PDF
English
01-01-2006
Intellectual Property Rights
Foreword
1 Scope
2 References
3 Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4 Requirements
4.1 Parallel connection
4.2 Feeding voltage
4.3 Requirements in all conditions: polarity
4.4 General requirements in quiescent state
4.5 Ringing signal detection sensitivity
4.6 Transition from quiescent to loop state
4.7 Loop steady state characteristics
4.8 Call attempt
4.9 Transition from loop state to quiescent state
Annex A (informative): Test methods
A.1 General
A.2 Test impedances
A.3 Feeding bridge
A.4 Test methods
Annex B (informative): Requirements Table (RT)
B.1 Guidance for completion of the RT
Annex C (informative): Bibliography
History
Describes basic compatibility and interoperability aspects, including basic transmission, which are applicable to all Terminal Equipment (TE) intended to be connected to analogue interfaces of public or private, switched or non switched telephone networks.
| DocumentType |
Standard
|
| Pages |
50
|
| PublisherName |
European Telecommunications Standards Institute
|
| Status |
Current
|
Access your standards online with a subscription
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.
Important note : Users cannot be edited or removed once added to your Multi user PDF.