EG 201 185 : 1.1.1
Current
The latest, up-to-date edition.
TERMINAL SUPPORT INTERFACE FOR HARMONIZED ANALOGUE PSTN TERMINALS
Hardcopy , PDF
English
Intellectual Property Rights
Foreword
Introduction
1 Scope
2 References
3 Definitions, symbols and abbreviations
3.1 Definitions
3.2 Symbols
3.3 Abbreviations
4 General
4.1 Apparatus types
4.2 States of the Apparatus
4.3 Call handling signalling messages
5 Physical connections
5.1 Mechanical Aspects
5.2 Loop presentation
6 D.C. feed condition
6.1 Loop current - on line state
6.2 Voltage
7 Seize signal
7.1 Non seizure
7.2 Seize condition
8 Clear signal
8.1 Clear signal generated by TE
8.2 Clear indication received from the network
9 Impedance
9.1 Input impedance
9.2 Apparatus balance return loss
9.3 Balance about earth
9.4 Stability
1 0 Transmission
10.1 Loss
10.2 Attenuation / frequency response
10.3 Distortion
10.4 Signal handling
10.5 Variation of loss with signal level
10.6 Outband signal to inband signal translation
10.7 Noise
10.8 Delay
11 Dialling
12 Ringing
12.1 Ringing drive capability
12.2 Ring cadence
12.3 Ring trip
12.4 Ring clear
13 Supervisory signals
13.1 Supervisory tones
13.2 Tone levels
13.3 Timing
14 Optional functions
14.1 Loop Disconnect dialling
14.2 Register recall
14.3 Metering
14.4 ALASS services
History
This document applies to apparatus providing an interface intended for the connection of approved pan-European PSTN, harmonised, 2-wire analogue TE, and defines the necessary electrical conditions at the interface to provide correct operation of TE connected via a short local loop.
Committee |
ATA
|
DocumentType |
Standard
|
Pages |
25
|
PublisherName |
European Telecommunications Standards Institute
|
Status |
Current
|
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