TS 101 952-1-1 : 1.2.1

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 functional description of DSL over POTS splitters
  4.1 Functional diagram
5 Testing conditions
  5.1 DC testing conditions
  5.2 AC Terminating impedances
  5.3 General transmission test set-up
6 Splitter requirements
  6.1 Options for splitter requirements
  6.2 DC requirements
  6.3 Ringing frequency requirements
  6.4 POTS pass band loss requirements (on-hook)
  6.5 POTS pass band loss requirements (off-hook)
  6.6 POTS pass band return loss requirements (off-hook)
  6.7 Requirements relating to metering pulses at 12 kHz or
       16 kHz (optional)
  6.8 Unbalance about Earth
  6.9 DSL band requirements
  6.10 Noise
  6.11 Distortion
  6.12 Group delay distortion
  6.13 Requirements related to POTS transient effects
  6.14 Requirements for Common Mode rejection (optional)
Annex A (normative): DSL specific information
      A.1 Dedicated impedances for specific DSL over POTS variants
      A.2 Dedicated requirements for ADSL over POTS variants
      A.3 Dedicated requirements for VDSL over POTS variants
Annex B (informative): Test related to POTS transient effects
Annex C (informative): Bibliography
History

Describes requirements and test methods for the low pass part of DSL over POTS splitters. These splitters are intended to be installed at the LE (i.e. network) side of the local loop, either at the local exchange or at a remote cabinet, and at the TE (i.e. user) side near the NTP.