RB> This may well mean that you are actually using the service
RB> detection code that was written for US/Canada and the Austel
RB> code has really been reworked specially for Australia.

PC> I'm using the 'enhanced' code here and don't have
PC> any problems with detecting the service tones.

DH> No suprise.  The USA unmodified code has no
DH> problems with the service tones. But we knew that...

It does actually get caught out by the STD pips in
some circumstances. Falsely identifys them as busy.
@EOT:

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