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Administrator MrSaffron
(staff) Mon 08-Nov-10 14:32:09
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Re: Advice on stats,please.


[re: Anonymous] [link to this post]
 
700Kbps - hardly a lot, if that is causing you anxiety then ADSL is not for you...sounds harsh, but ADSL works in an ever changing noise environment and as such when using rate adaptive ADSL you cannot expect the same sync all the time.

You appear to have a 9dB target margin, and from your description of night time margin changes you need this level to maintain a connection.

At night the noise that affects ADSL (and no you cannot hear it on the phone) is worse due to the way AM signals proprogate through the atmosphere.

What is the target speed that you are setting yourself?

Andrew Ferguson, [email protected]
www.thinkbroadband.com - formerly known as ADSLguide.org.uk
The author of the above post is a thinkbroadband staff member. It may not constitute an official statement on behalf of thinkbroadband.
Anonymous
(Unregistered)Mon 08-Nov-10 16:42:59
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Re: Advice on stats,please.


[re: MrSaffron] [link to this post]
 
Hello Mr Saffron, thanks for your reply.
You ask "What is the target speed that you are setting yourself?"
Well to be perfectly honest,I was happy with the 8483 I originally had.

My original question was -
"Can someone tell me what my stats are like please -
ADSL Link Downstream Upstream
Connection Speed 8483 kbps 1040 kbps
Line Attenuation 41 db 11.5 db
Noise Margin 10 db 5 db"

The reply I got was -
1 - "They could be better but not bad" and .
2 - "Try a single re-connection".

I took the advice and lost out , so I'm now asking how do I get back to my original speed.

Thanks,

Benji.
Standard User b4dger
(knowledge is power) Mon 08-Nov-10 16:57:26
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Re: Advice on stats,please.


[re: Anonymous] [link to this post]
 
It looks like your Target SNR has been raised at some point - is this something you monitor? The default is 6db which will give you your highest sync.

This should reduce if your line is now running stable - or you can try asking your provider to reduce it (this is sometimes easier said than done!).


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Standard User RobertoS
(sensei) Mon 08-Nov-10 17:02:28
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Re: Advice on stats,please.


[re: Anonymous] [link to this post]
 
Sorry about that frown, but I think you will find most people here would have agreed with my advice.

As MrSaffron says, speeds can vary each time you reconnect, though to lose 700kbps does surprise me.

What I was hoping for was that the 10dB margin was the cause of you not getting more than your were originally, and that the reconnection would be at 6dB. That would have given a substantial increase.

As MrSaffron says, it looks like the BT DLM has set your connection time margin to 9dB because of the unusually high swings at night.

To lose 700kbps points to a noise margin fluctuating a bit more than you think during the day, and that you reconnected at a noisy time. How are you monitoring the changes in noise margin?

Which socket in the house are you connected to, and are there any extension sockets? Have you got a phone-connected burglar alarm or a Sky box?

My broadband basic info/help site - www.robertos.me.uk
My domains,website and mail hosting - Tsohost. Internet connection - O2 Standard.
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