ETS 300 461-1 : 20001

Foreword
1 Scope
2 Normative references
3 Definitions
4 Abbreviations
5 Network reference configuration
6 Reference model and reference points
7 Core functions
  7.1 Cross connection functions
  7.2 Multiplexer Timing Source (MTS)
  7.3 Control functions
  7.4 Timing interfaces at 2048 kHz
  7.5 Power supply interface
  7.6 Configurable parameters
  7.7 Test functions
8 Aggregate interfaces
  8.1 Reference point G
  8.2 2048 kbit/s CCITT Recommendation G.703 aggregate
      interface
  8.3 Plesiochronous lower order path termination
      function
  8.4 Lower order path protection switch function
9 Tributary interfaces
  9.1 Analogue, 64 kbit/s coding interfaces
  9.2 Synchronous data interfaces
  9.3 CCITT Recommendation G.704 formatted n x 64 kbit/s
      signal interface
  9.4 ISDN tributary interfaces
  9.5 CCITT Recommendation G.703, 2048 kbit/s
      unstructured interface
10 Defect or failure conditions and consequent actions
  10.1 Defect or failure conditions in the core
       functions and consequent actions at reference
       points J1 and M
  10.2 Defects or failures at reference points A2 of
       the 2048 kbit/s CCITT Recommendation G.703
       aggregate Physical Interface and consequent
       actions at reference points A and B2 (or G2)
  10.3 Defects or failures at reference points G2 and
       consequent actions at reference points G1 and
       H2 (or J2)
  10.4 Defects or failures at reference points P1 and
       consequent actions at reference points P2 and
       M1
11 Performance monitoring
12 Test functions
Annex A (normative): Differentiating between user
        information and network failure indication
  A.1 Signal processing (subclause 9.2.2.2)
  A.2 Configurable parameters (subclause 9.2.2.7)
  A.3 CCITT Recommendation X.24 interface (subclause
      10.4.1.6)
  A.4 Signal processing (subclause 9.2.3.2)
  A.5 Configurable parameters (subclause 9.2.3.7)
  A.6 CCITT Recommendation V.24 (V.10 and V.11)
      interface (subclause 10.4.1.7)
  A.7 CCITT Recommendation X.24 interface (subclause
      10.4.2.6)
  A.8 CCITT Recommendation V.24 (V.10 and V.11)
      interface (subclause 10.4.2.7)
Annex B (normative): Analogue tributary interfaces,
        32 kbit/s coding
  B.1 2-wire/4-wire voice band (3400 Hz) interface
  B.2 2-wire/4-wire voice band (3400 Hz) with d.c.
      signalling interface
  B.3 Defects or failure conditions at reference
      points P1 or P2
  B.4 Consequent actions at reference points P2 and
      M1
Annex C (informative): The position and use of
        loopbacks for testing data channels
  C.1 The use of loopbacks
  C.2 Local loopbacks
  C.3 Remote loopbacks
Annex D (informative): Special functions
  D.1 Analogue multipoint conference bridge
  D.2 Data multipoint bridge
  D.3 Broadcasting
Annex E (informative): Possible methods for
        transferring control signals at reference
        point M
  E.1 Channel associated signalling in TS
  E.2 In-band procedure
  E.3 Other methods
Annex F (informative): Test functions
  F.1 Internal self test
  F.2 Tributary tests and transmission testing
Annex G (informative): Bibliography
History