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Tech question regarding adsl on line

maximod
Grafter
Posts: 139
Registered: ‎15-08-2010

Tech question regarding adsl on line

Hi,
What i would like to know is this,
On a BT phone line with adsl enabled,exactly what tones are present on the line with no modem/router connected on the line?
I am guessing possibly pilot tones only,anyone know ?
PS,adslMax.
Thanks in advance,
Paul.
2 REPLIES 2
VileReynard
Hero
Posts: 12,616
Thanks: 582
Fixes: 20
Registered: ‎01-09-2007

Re: Tech question regarding adsl on line

That's very Zen.  Grin

"In The Beginning Was The Word, And The Word Was Aardvark."

198kHz
Seasoned Hero
Posts: 5,731
Thanks: 2,779
Fixes: 41
Registered: ‎30-07-2008

Re: Tech question regarding adsl on line

No tones will be present until a modem "wakes up" the DSLAM in the exchange.
Murphy was an optimist
Zen FTTC 40/10 + Digital Voice   FRITZ!Box 7530
BT technician (Retired)