Tech Support > Computers & Technology > Internet & Broadband > BT line dead but ADSL ok..
BT line dead but ADSL ok..
Posted by Ivor Jones on May 28th, 2008



I've heard this can happen, but never come across it before, certainly not
at home. Our BT line (which serves no purpose other than as a vessel for
ADSL) is totally dead, with no power to the line (dead phone) but the
broadband is fine.

The fault has been reported to BT and the automatic system (never spoke to
a human for the duration of the call..!) said it was likely to be a fault
at the exchange. Any ideas what would cause this and how long for
repairs..? The system said tomorrow, but I'm not holding my breath.

Still, as most of our calls go via VoIP it's not a major problem, but I'm
intrigued as to how it can happen and why. The weather has been pretty
foul here for the last few days if that's anything to do with it.

Ivor

Posted by Graham J on May 28th, 2008



"Ivor Jones" <ivor@thisaddressis.invalid> wrote in message
news:6a5oa4F36dskgU1@mid.individual.net...
The ADSL and voice equipment at the exchange are quite separate. One can
fail and not the other.

Line faults can also cause these symptoms. A broken joint on one leg of the
pair will kill voice stone dead, but ADSL may be relatively unaffected.
Comparison of attenuation and SNR margin before and after the fault will
usually show more attenuation and poorer SNR margin when such a fault is
present.

--
Graham J



Posted by R. Mark Clayton on May 28th, 2008



"Ivor Jones" <ivor@thisaddressis.invalid> wrote in message
news:6a5oa4F36dskgU1@mid.individual.net...
BT managed this on my line within a day of installation!

They weaselled a bit, but it was exchange command.



Posted by David Taylor on May 28th, 2008


On 2008-05-28, mymail@hotmail.com <mymail@hotmail.com> wrote:
Er, that's what he said.

--
David Taylor

Posted by Martin² on May 29th, 2008


Perhaps you should keep quiet and stop paying the line rental....,
well, they could not blame you,
just wait for the threatening letters ?
M


Posted by Jim! on May 29th, 2008


On Wed, 28 May 2008 19:58:08 +0100, "Ivor Jones"
<ivor@thisaddressis.invalid> wrote:

As some of the other have suggested ... I would say it's DIS One Leg
somewhere in the network .... perhaps at the PCP or maybe a joint
close by ...

It's a common fault, have seen a lot of these over the last couple of
years. If the 151 advisor requests a RAT test it will show as a
fault, and one of the local engineers will pick it up ...

Good Luck

Jim!

Posted by Jeff Gaines on May 29th, 2008


On 29/05/2008 in message <30dt3491mn1nlgfqris18m97op0433vvcc@4ax.com> Jim!
wrote:

As in some small furry b*astard has eaten through the cable?

--
Jeff Gaines Damerham Hampshire UK
640k ought to be enough for anyone.
(Bill Gates, 1981)

Posted by Peter Andrews on May 29th, 2008



"Jeff Gaines" <jgaines_newsid@yahoo.co.uk> wrote in message
news:xn0fqrh7yeplao0001@news.individual.net...
My guess is Remote Access Test but then the last time I maintained that type
of equipment it was SALT (Subs Apparatus Line Test) driven IIRC by
uniselectors and relays!! It was a very long time ago.

Peter



Posted by George Weston on May 29th, 2008



"Peter Andrews" <p.andrews@blueblueyonder.co.uk> wrote in message
news:HZA%j.35945$Ex2.26579@newsfe12.ams2...
Uniselectors?????
Get some time in.
What about linefinders?
;-)

George



Posted by Invisible Man on May 29th, 2008


Ivor Jones wrote:
Put in a fault report via the automatic system on the internet which
said it was probably near the house and they would let us know if they
needed access. Fix date was the following day.
Later same day when going out saw BT working on a pole just down the
road. When came back all working!
Bit better than the weeks and hours of phone calls it took to get the
marker off the line when we moved in. Turned out the marker was set
because their first attempt at setting up our connection failed. It
didn't show up on their system but was still blocking my new connection!

Posted by Ivor Jones on May 29th, 2008


In news:30dt3491mn1nlgfqris18m97op0433vvcc@4ax.com,
Jim! <me@privacy.net> typed, for some strange, unexplained reason:

[snip]

: As some of the other have suggested ... I would say it's DIS One Leg
: somewhere in the network .... perhaps at the PCP or maybe a joint
: close by ...
:
: It's a common fault, have seen a lot of these over the last couple of
: years. If the 151 advisor requests a RAT test it will show as a
: fault, and one of the local engineers will pick it up ...
:
: Good Luck
:
: Jim!

Came back on at lunchtime, engineer rang to say it was fixed. However I
wasn't here so never got to ask what the problem was and the person who
answered the call (I won't name them to save embarrasment..!) didn't think
to ask..!

Ivor

Posted by Ivor Jones on May 29th, 2008


In news:6a84q5F34985pU1@mid.individual.net,
George Weston <geoweston@NOSPAMgooglemail.com> typed, for some strange,
unexplained reason:
: "Peter Andrews" <p.andrews@blueblueyonder.co.uk> wrote in message
: news:HZA%j.35945$Ex2.26579@newsfe12.ams2...

[snip]

: > My guess is Remote Access Test but then the last time I maintained
: > that type of equipment it was SALT (Subs Apparatus Line Test)
: > driven IIRC by uniselectors and relays!! It was a very long time
: > ago.
:
: Uniselectors?????
: Get some time in.
: What about linefinders?
: ;-)
:
: George

Linefinders can be either uniselectors or 2-motion selectors.

Next..! ;-)

Ivor

Posted by Jasper on May 29th, 2008


On Thu, 29 May 2008 17:38:01 +0100, "Peter Andrews"
<p.andrews@blueblueyonder.co.uk> wrote:

Close - it actually stands for "Request Auto Test" on css

:-)

Jasper

Posted by Mark Carver on May 29th, 2008


Ivor Jones wrote:
Had that fault on our line, three times in the last year.

--
Mark
Please replace invalid and invalid with gmx and net to reply.

Posted by The Simpsons on May 29th, 2008



"Ivor Jones" <ivor@thisaddressis.invalid> wrote in message
news:6a89ugF35uukbU1@mid.individual.net...
Ah....but before all those electro-mechanical devices......anyone remember
the spider.

F


Posted by Toby on May 30th, 2008


"Ivor Jones" <ivor@thisaddressis.invalid> wrote in message
news:6a5oa4F36dskgU1@mid.individual.net...
Are you on a LLU provider?

If so, the line may be split, so it is actually connected to two bit's of
equipment, the broadband supplies and BT's
If BT's kit failed, or the cable between your line and BT's equipment was
disconnected, then ADSL would be fine, but voice would be dead.


Posted by Brian Gregory [UK] on May 30th, 2008


"Toby" <postmaster@127.0.0.1> wrote in message
news:484034a5$0$660$bed64819@news.gradwell.net...
AIUI it's always connected to two separate bits of equipment at the
exchange, even if both bits belong to BT.

--

Brian Gregory. (In the UK)
ng@bgdsv.co.uk
To email me remove the letter vee.



Posted by ato_zee@hotmail.com on May 30th, 2008



Don't the just filter the same at the exchange end?
HF ADSL goes straight through to the DSLAM and
the voice/phone side is filtered.

Posted by kraftee on May 31st, 2008


Brian Gregory [UK] wrote:
You're not wrong....




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