dsl questions

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these will be basic for you but for me not

first question: in dsl connection do we have to use telephone line from telephone company?
i asked this because look at below :



(this is not copyrighted) :

here is a dsl router and a dsl modem but where is the telephone line?


last one :

while perfoming voip over dsl how can the schema be ?
i mean we assume two branches for communicate and between them isp you know
internet and we must think one dsl connections for each branch?

like

phone -voip - router -dsl -internet - dsl - router -voip - phone [/i][/b]

 

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In the UK - yes.

The arrow marked 'Internet'.

That is about right.

Harry.