24-06-2015, 00:27
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#1
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Inactive
Join Date: Jun 2015
Posts: 12
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Speed issues
I'm having weird speed issues, this being from around 50mb to 140mb fluctuations... I've just upgraded to 152mb/s as well!
Only thing I can tell it is that the signal may be incorrect as I've had this issue before. From reading it looks ok to me but just want to double check before I call them and act clever and say it's a signal power issue!
P.S Do the errors look particularly high or is it just me? Been on for like 2 hours 45mins.
Downstream
DS-1 DS-2 DS-3 DS-4 DS-5 DS-6 DS-7 DS-8
Frequency (Hz) 298750000 250750000 258750000 266750000 274750000 282750000 290750000 306750000
Lock Status(QAM Lock/FEC Sync/MPEG Lock) Locked Locked Locked Locked Locked Locked Locked Locked
Channel ID 79 73 74 75 76 77 78 80
Modulation 256QAM 256QAM 256QAM 256QAM 256QAM 256QAM 256QAM 256QAM
Symbol Rate (Msym/sec) 6.952000 6.952000 6.952000 6.952000 6.952000 6.952000 6.952000 6.952000
Interleave Depth I=12
J=17 I=12
J=17 I=12
J=17 I=12
J=17 I=12
J=17 I=12
J=17 I=12
J=17 I=12
J=17
Power Level (dBmV) 4.22 5.30 5.11 5.06 5.14 4.97 4.58 4.17
RxMER (dB) 38.26 38.26 38.26 38.26 38.98 39.40 38.61 38.26
Pre RS Errors 900 590 316 965 290 988 1002 297
Post RS Errors 859 295 312 953 284 981 997 286
Upstream
US-1 US-2 US-3 US-4
Channel Type N/A N/A 2.0 2.0
Channel ID N/A N/A 1 2
Frequency (Hz) N/A N/A 46200000 39400000
Ranging Status Other N/A Success Success
Modulation N/A N/A 64QAM 64QAM
Symbol Rate (Sym/sec) N/A N/A 5120000 5120000
Mini-Slot Size N/A N/A 4 4
Power Level (dBmV) N/A N/A 44.50 42.00
T1 Timeouts 0 0 0 0
T2 Timeouts 0 0 0 0
T3 Timeouts 0 0 0 0
T4 Timeouts 0 0 0 0
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24-06-2015, 07:45
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#2
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cf.mega poster
Join Date: Nov 2008
Location: At My Desk
Services: Virgin Media V6 XL TV - 1Gb Broadband
Posts: 3,009
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Re: Speed issues
Your levels are fine, there are no Timeouts which is good, I would call them as it sounds like over-subscription as the levels are in spec.
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25-06-2015, 00:17
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#3
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Inactive
Join Date: Jun 2015
Posts: 12
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Re: Speed issues
Quote:
Originally Posted by broadbandking
Your levels are fine, there are no Timeouts which is good, I would call them as it sounds like over-subscription as the levels are in spec.
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Apparently over the last three days utilisation has been over 80% and peaks of 90%+... Right now it's sitting at 82% according to VM but cannot be raised as an issue until it carry's on like this for a week because of KPI and Ofcom etc.
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25-06-2015, 11:24
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#4
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cf.mega poster
Join Date: Aug 2004
Posts: 11,207
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Re: Speed issues
Quote:
Originally Posted by ArmedHitman
cannot be raised as an issue until it carry's on like this for a week because of KPI and Ofcom etc.
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WTF?
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25-06-2015, 14:38
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#5
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Inactive
Join Date: Dec 2003
Location: Hove East sussex
Age: 75
Posts: 574
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Re: Speed issues
Quote:
Originally Posted by qasdfdsaq
WTF?
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Entirely normal process:
From VM's OfCom May2015 UK average then 152 Tier
is 104.7Mb (8-10pm peak weekday) and 135.78Mb (24hr daily) which infers some of 1400 SamKnows panellists are experiencing utilisation and/or degraded service anyway?
Data rates are not going to map exactly with utilisation levels even if every affected user has a convenient, morereliable 24x7 hourly sampling ala SamKnows anyway!
eg I still have an open downstream utilisation issue since November(with monthly credit) but June still yields 144mbps monthly average to date.
The increasing utilisation trend was evident from my Aug/Sept SK stats but didn't exceed VM escalation thresholds till 14November2014. Worst case the monthly average never dropped below 130mbps so realistically it never dropped down to even 120 tier headline rates and therefore personally not worth the stress of additional toy throwing. YMMV clearly..... especially if peak time is your only convenient usage pattern!
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25-06-2015, 18:26
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#6
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cf.mega poster
Join Date: Aug 2004
Posts: 11,207
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Re: Speed issues
Quote:
Originally Posted by horseman
From VM's OfCom May2015 UK average then 152 Tier
is 104.7Mb (8-10pm peak weekday) and 135.78Mb (24hr daily) which infers some of 1400 SamKnows panellists are experiencing utilisation and/or degraded service anyway?
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Whoah, that's actually gotten a lot worse since I last checked. IIRC last time VM were hitting around 75-80% of the provisioned rate at peak times
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25-06-2015, 20:00
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#7
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Inactive
Join Date: Dec 2003
Location: Hove East sussex
Age: 75
Posts: 574
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Re: Speed issues
Quote:
Originally Posted by qasdfdsaq
Whoah, that's actually gotten a lot worse since I last checked. IIRC last time VM were hitting around 75-80% of the provisioned rate at peak times
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I usually only compare against the headline rate(152) and not the provisioned rate(168.96) so Nov 2014 Peak Time (8-10pm) was between 76%(115) - 82%(124.5) of headline speed and it's been trending down each month since.....
One could infer that 152Tier take-up is still exceeding VM's network upgrades again as lower tiers don't appear to be affected as much.....
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26-06-2015, 14:27
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#8
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Inactive
Join Date: Jun 2015
Posts: 12
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Re: Speed issues
Quote:
Originally Posted by qasdfdsaq
Whoah, that's actually gotten a lot worse since I last checked. IIRC last time VM were hitting around 75-80% of the provisioned rate at peak times
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Yup it has, most of my area is Virgin anyways. If you try searching for a Wi-Fi connection trust me your list fills up with lots of VM's.
But yeah, they have said call back on Monday to see if this has been logged as an outage.
Quote:
Originally Posted by horseman
Entirely normal process:
From VM's OfCom May2015 UK average then 152 Tier
is 104.7Mb (8-10pm peak weekday) and 135.78Mb (24hr daily) which infers some of 1400 SamKnows panellists are experiencing utilisation and/or degraded service anyway?
Data rates are not going to map exactly with utilisation levels even if every affected user has a convenient, morereliable 24x7 hourly sampling ala SamKnows anyway!
eg I still have an open downstream utilisation issue since November(with monthly credit) but June still yields 144mbps monthly average to date.
The increasing utilisation trend was evident from my Aug/Sept SK stats but didn't exceed VM escalation thresholds till 14November2014. Worst case the monthly average never dropped below 130mbps so realistically it never dropped down to even 120 tier headline rates and therefore personally not worth the stress of additional toy throwing. YMMV clearly..... especially if peak time is your only convenient usage pattern! 
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Do you know how long it takes a resolve a utilisation issue? I'm getting speeds of 30-60mbps..
I have fumed at 1st Line at VM because they say it's my network.. Second line agree with my saying of utilisation. I've told them "Do not say it's my network as it's a piece of art with 2Gbps uplink to the goddamn SH."
Setup as SH ==> Switch ---> Clients
= - is two ethernet cables to that box
-- - is one ethernet
I might use the 14 day moneyback and go back to the 100Mb service.
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26-06-2015, 18:56
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#9
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Inactive
Join Date: Sep 2003
Location: Lancs
Posts: 290
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Re: Speed issues
My area has been having issues since December last year and the fix date keeps getting pushed back. The only thing keeping me on 152mb is that they credit my account £15 each month for loss of service.
Speed is around 20-40 most nights and 100-152 off peak
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26-06-2015, 19:46
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#10
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cf.mega poster
Join Date: Aug 2004
Posts: 11,207
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Re: Speed issues
Quote:
Originally Posted by Foo Fighter
Speed is around 20-40 most nights and 100-152 off peak
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More than I get on my 12Mbps ADSL 24/7.
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28-06-2015, 22:22
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#11
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Inactive
Join Date: Jun 2015
Posts: 12
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Re: Speed issues
Quote:
Originally Posted by Foo Fighter
My area has been having issues since December last year and the fix date keeps getting pushed back. The only thing keeping me on 152mb is that they credit my account £15 each month for loss of service.
Speed is around 20-40 most nights and 100-152 off peak
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I get higher around 40-60 and off peak I get a solid 100-140... I did some adjustments and got my power levels closer to the 0db mark... Currently at 1.65db AVG.
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29-06-2015, 21:40
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#12
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Inactive
Join Date: Jun 2015
Posts: 12
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Re: Speed issues
Just called them today and they said there isn't an actual issue because utilisation over last 2 days is under threshold.. Probably because of the sun?
So the day I reported they said it's an issue now they're saying it isn't... WTF :S
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02-07-2015, 12:00
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#13
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Inactive
Join Date: Jun 2015
Posts: 12
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Re: Speed issues
I just called them up and they said that the utilisation issue has been looked into and resolved.. Wtf!?!?!?! They fixed it in a week? I know people waiting for a year..
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02-07-2015, 15:59
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#14
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cf.mega poster
Join Date: Dec 2010
Location: Warrington
Posts: 4,737
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Re: Speed issues
Quote:
Originally Posted by ArmedHitman
I just called them up and they said that the utilisation issue has been looked into and resolved.. Wtf!?!?!?! They fixed it in a week? I know people waiting for a year..
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Depends what caused the utilisation and when it was originally reported. You might have reported it a week ago but it could have been noticed and picked up months ago, or you got lucky and a scheduled upgrade came at the right time.
Sometimes utilisation issues are actually faults, as noise on the line degreades the network to the point where it loses 75% of its bandwidth, but the operator just sees a graph with utilisation at 99%.
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05-07-2015, 21:52
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#15
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Inactive
Join Date: Jun 2015
Posts: 12
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Re: Speed issues
Quote:
Originally Posted by Kushan
Depends what caused the utilisation and when it was originally reported. You might have reported it a week ago but it could have been noticed and picked up months ago, or you got lucky and a scheduled upgrade came at the right time.
Sometimes utilisation issues are actually faults, as noise on the line degreades the network to the point where it loses 75% of its bandwidth, but the operator just sees a graph with utilisation at 99%.
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Getting issues again, they're saying may be something up with the line to the cabinet...
What I'm getting right now is this http://www.speedtest.net/my-result/4482889510
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