Tech Support > Computers & Technology > Internet & Broadband > Netgear DG834
Netgear DG834
Posted by Ted B on January 12th, 2007


I am using a Netgear DG834 with PlusNet ADSL Max. My connection stats
are very poor. The downstream 5db has been as low as 1db. The question,
is there any way of making the router sync at a lower speed? At 1998
kpbs down I get 12db. (I've just ordered a ADSL faceplate to see if a
filter improves it)

DSL Link Downstream Upstream
Connection Speed 4832 kbps 448 kbps
Line Attenuation 52 db 15.5 db
Noise Margin 5 db 21 db

Ted.

Posted by Jono on January 13th, 2007


Anthony R. Gold laid this down on his screen :

I've lost track of the countless number of times I've told people the
above.

I have, however, always been a cable broadband user, so have had no
need for filters, until going onto Sky's LLU product.......what did I
forget? - The blooming Sky boxes.

I've just stuck a filtered faceplace in and now, instead of downloading
at around 9Mb/s, it up to 13Mb/s.



Posted by Ted B on January 15th, 2007


Anthony R. Gold wrote:

With a better filter there seems to be a slight improvement (there is a
fax connected).
Anyway, the question still remains is their anyway to make the router
sync at a lower speed (2mg instead of 5meg)? I've asked the ISP who have
simply said they will log a fault with BT, and it could be chargable.

Ted.

Posted by kraftee on January 15th, 2007




Ted B wrote:
Try sync'ing/rebooting your router up in the evenings only that would
force the connection speed to be lower, now whether it would be low
enough for you is another matter..



Posted by Spack on January 16th, 2007


Ted wrote on Fri, 12 Jan 2007 20:03:37 +0000:

You might be able to use the telnet interface to force the min SNR to 10db
which should reduce the max sync rate. I've found instructions on how to do
this on a DG834GT model, not sure if it's the same on the DG834 but you
could try it and see.

http://www.digitalspy.co.uk/forums/s...d.php?t=508793

Dan



Posted by Harry Bloomfield on January 16th, 2007


Spack was thinking very hard :
It works with the 834G V2

--

Regards,
Harry (M1BYT) (L)
http://www.ukradioamateur.co.uk



Posted by Mel on January 16th, 2007



"Spack" <news@worldofspack.com> wrote in message news:5145v1F1it8qgU1@mid.individual.net...
Not an option on a Netgear DG834.

The Netgear DG834 (& DG834G ) are built around the TI AR7 chipset,
whereas the Netgear DG834GT has a Broadcom chipset.

I'm not aware of any SNR Margin or max sync rate tweaks for TI AR7
based routers.

However as someone else already suggested, reboot the router in the
evening when the SNR is at its worst so that it retrains and drops the
noise affected bins. This should give a better, more stable SNR margin.





Posted by Ted B on January 16th, 2007


Spack wrote:

Cheers, tried it but adslctl doesn't appear to exist.

Ted.

Posted by Spack on January 16th, 2007


Ted wrote on Tue, 16 Jan 2007 16:27:37 +0000:

Sorry, I wasn't aware of the differences between the DG834 and the G/GT
models. I've got a DG834v1 myself, never had to mess with the settings via
telnet as it's been stable since the training period.

Dan




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