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Old 19-05-2008, 22:50   #1
CrunchinJelly
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Join Date: May 2008
Posts: 5
CrunchinJelly is an unknown quantity at this point
20mb user getting really slow speeds; please help

Hello everyone.

First of all, let me say I don't think of myself as a complainer, in fact, I've been quite patient with Virgin Media over the years. However, I upgraded from the 2 megabit service to 20 megabit service about 6 weeks ago. I don't think I've ever actually got higher than about 10 megabit, but I've been reasonable happy.

Until about 10 days ago.

For the last 10 days my Internet has been unbearable. Taking an age just to locate a site, and then a further few minutes just to download the page!

I've checked my speed on numerous speed tests, and while my upload is still consistently 700kbps+, my download is struggling to even get passed 2 megabits (tried both with, and without, router)! I am feeling really upset that I'm paying all this extra money for nothing.

To try and solve the problem I've tried using a couple of ideas from this forum, and have just switched to OpenDNS but it's still the same. I am using Windows Vista so VM's 'tweaks' on their site are useless to me.

I've included some of the details from my modems config below:

Quote:
Cable Modem Downstream
Downstream Lock : Locked
Downstream Channel Id : 2
Downstream Frequency : 402750000 Hz
Downstream Modulation : QAM256
Downstream Symbol Rate : 5360.537 Ksym/sec
Downstream Interleave Depth : taps32Increment4
Downstream Receive Power Level : 4.8 dBmV
Downstream SNR : 40.3 dB
Quote:
Cable Modem Upstream
Upstream Lock : Locked
Upstream Channel ID : 2
Upstream Frequency : 29200000 Hz
Upstream Modulation : QPSK
Upstream Symbol Rate : 2560 Ksym/sec
Upstream transmit Power Level : 45.0 dBmV
Upstream Mini-Slot Size : 2
Quote:
Cable Modem Operation Configuration
Network Access : Allowed
Maximum Downstream Data Rate : 20480000
Maximum Upstream Data Rate : 768000
Maximum Upstream Channel Burst : 1600
Maximum Number of CPEs : 1
Modem Capability : Concatenation Enabled, Fragametation Enabled, PHS Disabled
If anyone could please shed some light on my situation I'd be very grateful!

Thanks for your time!
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