QJI,
Customer tones
Signal/ing equipmem Q.50
for
recogrunon
circuit
of foreign
TrallSmlSSlOnc/alises/o, slgnalfing Q. Ii O
mu/tiplication
Q.II2
Signalling between circuit multiplication equipments( Cl\1E) and intemational switching centres(lSC)
Q.I13 Q 114
4.5.2 Functions and information f10ws for services in the ISDN
Methodology
4.5.4 Specifications N°.4 and 5
Q.65
Specijieations o/ Signal/ing Systems N~"
Stage 2 of the method for the characterization of services supported by an ISDN
Q.120 Q.121 Q.I22 QI23 Q.133
Basle serVlces Q.68 Q.71
-
Q.72
Q.8\ Q.82 Q.83 Q.84
-
Overview of methodology for developing management services ISDN 64 bit/s circuit mode switched bearer services Stage 2 description for packet mode
Q134 Q 135
Supplememary services Q.80
•••
Q.85 Q.86 Q.87
Q.136 Q.137 Q.138
Introduction for stage 2 serY1ce descriptions for supplernentary services Stage 2 description for number identification supplementary services Stage 2 description for call offering supplementary services Stage 2 description for call cornpletion supplernentary services Stage 2 description for rnultiparty supplementary services Stage 2 description for community of interest supplementary services Stage 2 description for charging supplementary services Stage 2 description for additional information transfer supplernentary serY1ces
Q.139
systems
of Signalling Systems
N°.5
Q.140 Q.141 Q.142 QI43 Q.\5\ Q 152
Q.153 Q.154 Q.162
4.5.3 Clauses applicable to ITU-T standard systems
Q.163 91
••••
of signalling
Definition and function of signals. Signal code. Signal sender and signal receiver. Signal receiver. Nurnbering for access to autornatic measuring and testing devices Routine testing of equiprnent(local maintenance) Principies of rapid transmission testing equiprnent Loop transmission rneasurements Automatic testing equiprnent Instruments for. checking equiprnent and rneasuring signals Manual testing
4.5.5 Specifications
,
'-
General aspects of the utilization of standardized ITU- T signalling systerns on PCM links Signal leveis and signal receiver sensitivity Connection of signal receiver in the circuit Typical transmission requirernents for signal senders and receiver
Definition and function of signals Line signalling-Signal code for line signalling Double selZlng with both-way operating Line signal sender Signal code for register signalling End-of-pulsing conditions- Register arrangements conceming ST (end-ofpulsing)signal Multifrequency signal sender Multifrequency signal receiver Routine testing of equipment (local maintenance) Manual testing