16 pages matching called subscriber's line in this book
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of the Series Q Recommendations
Line signalling analogue version
12 other sections not shown
address digit address information address-complete signal A-3 answer signal automatic backward direction backward signals blocking both-way circuit call set-up called subscriber's line calling party's category calling subscriber clear-forward signal compelled signalling congestion signal country code indicator dBmO discriminating digit echo-suppressors end-to-end signalling equivalent point fault forward direction forward signal forward-transfer signal Group B signals group distribution frame incoming end incoming exchange incoming international exchange incoming R2 register incoming register international link international R2 register international transit exchange interruption control interworking language digit last incoming R2 line signalling multifrequency signalling equipment national exchange national network operating condition outgoing end outgoing exchange outgoing international exchange outgoing international R2 outgoing link outgoing R2 register outgoing register R2 register sends R2 signalling recognition recognized register signal release-guard sequence semi-automatic signal receiver signalling channels signalling frequencies signalling section signalling tone special information tone speech path System R2 terminal tone-on