"Phil Smith" <
ph...@optimusconsulting.co.uk> wrote in message
news:b0h93b$6tg$1...@newsg4.svr.pol.co.uk...
> Besides line length checking - what other uses are provided by other
> options?
>
Clear Line test and ring back I think, amongst several other 'engineerish'
functions.
Clear line helps you detect audible noise on the line, ring back is self
explanatory.
I understand that the line length checking is not that reliable, so you
shouldn't always use this as a definitive answer.
Cheers
Steve.
>