[Gloucs] ADSL speeds

John Kilgour wj.kilgour at btopenworld.com
Thu Mar 11 22:23:13 UTC 2010


Thank you for this. The ADSL modem has been connected for well over a week now 
with no change in download speed.
John Kilgour

On Thursday 11 March 2010, Rob Jervis wrote:
> You are having issues with your IP Profile.  This can be reset by calling
> the ISP or by waiting a few days.
> See this page for some background:
> http://www.thinkbroadband.com/faq/sections/radsl.html#229 (Thanks to
> google, it saves me some typing.  )
>
> START QUOTE FROM
> http://www.thinkbroadband.com/faq/sections/radsl.html#229Why is my IP
> Profile a lot lower than my downstream connection speed?
>
> If you for example have a connection speed of 4032Kbps and an IP Profile of
> just 0.75Mbps, this suggests that at some point within the last five days
> your modem reconnected to the exchange at a connection speed between
> 864Kbps and 1151Kbps. The IP Profile will improve given time and prior to
> August 2007 this was on a fixed 3 day wait period before it improved. As of
> August 2007 a more flexible system has been implemented where large
> improvements in the IP Profile may take place with 75 minutes, for example
> a jump from 135Kbps up to 7.15Mbps should happen quickly, whereas a small
> increment from 3.5Mbps to 4Mbps may take the full 5 days the current system
> allows.
>
> The reason why the changes take a length of time is to avoid millions upon
> millions of database updates each day, which will impact on BT Wholesales
> ability to manage the network.
>
> It should be remembered that the IP Profile will lower immediately (within
> a minute or so) if your downstream connection speed changes and takes into
> the range for a different IP Profile.
>
> END QUOTE
>
>
> Hope this helps,
> Rob
>
> On 11 March 2010 08:32, Richard Mellersh 
<richard.mellersh at googlemail.com>wrote:
> > I have changed isp and had the same thing - the Techie told me that the
> > `system' would `learn' the maximum speed.  Needless to say I was
> > skeptical but it was correct after about 12 days its is up to about 5.9M.
> > Richard
> >
> > On 10 March 2010 22:36, John Kilgour <wj.kilgour at btopenworld.com> wrote:
> > > Before I went away for a few days I regularly got a download speed of 5
> > > Mbps
> > > and an upload speed of  440 Kbps. Real download speeds of Linux updates
> >
> > etc
> >
> > > were around  400 KBps. At 2 Km from the exchange I found this very
> > > satisfactory.  While I was away I switched everything off.
> > >
> > > On my return I switched everything on and got download speeds of ~
> > > 40KBps i.e.
> > > about 10% of previously. A speed test using
> > > www.broadband.co.ukconfirmed these numbers - download 400Kbps - upload
> > > 38Kbps.
> > >
> > > The status page on the ADSL router (Linksys WAG160N) says downstream
> > > rate 5472
> > > Kbps and upstream rate 448 Kbps. This reflects the pre holiday
> >
> > performance.
> >
> > > Another computer in the house using XP gives the same results. Has
> > > anyone any
> > > ideas? Thanks in advance.
> > >
> > > John Kilgour
> > >
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> >
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> >
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> >
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