High Interleave Depth on Downstream - Previously o...

Hi,
I have been having some latency issues with my VDSL line since I was required to re-locate the HG612 modem a couple of times due to some decorating that was going on.  After leaving the line in sync for over 14 days after the work was complete, DLM did not return my line to normal.  I performed a reset of the modem yesterday evening in an attempt to remove the high downstream interleave depth.  I don't believe there to be any issue on the line, just simply that I had to power on/off the modem a couple of times.
Unfortunately since then, the modem has re-sync'd with a very high interleave depth (856) on the downstream.  The upstream remains on fastpath interleave depth 1.
Can the Mod team perform a line profile reset on my VDSL line please as I used to have a latency that was sub 8ms, now its up near 30ms.   I host some NS2 dedicated servers which are heavily dependant on low MS to the target client so a reset would be appreciated.
I can perform the bt speedtest if required, however as I run a dual-wan setup combined with VirginMedia 120Mb you will get an errornous result as the downstream & upstream testing as my line is 180Mbit/22Mbit in dual-wan lb mode.
I would appreciate it if the Mod team can perform this for me, just to return the line back to fastpath 1 on the downstream. I believe any FTTC/FTTH provider should be able to manage the DLM functionality of the VDSL with the provided details from OpenReach, as letting DLM use its automated functionality is fine but it is far from a polished and finished system.  DLM has its own problems in both ADSL and VDSL technology, as such it would be wise for BT to request the DLM disable functionality from OpenReach as a large portion of users (people who do gaming or use VOIP) would prefer a full fastpath line regardless of the minor amount of errors.
Cheers,
FalconEvo

Bullitt wrote:
dlm responds to the error counts on the line over a 24 hour period and also the number of retrains
if you counted these you may be able to look back and see why your profile has been lowered
As I have mentioned, the line has very little errors and had no retrain in over 14days.   Stil, the interleave on the downstream is present as DLM is either frozen or not reading the line correctly. 
Prior to this the modem was disconnected twice, once to place it on a longer extension to be relocated up on the shelf, the other to return it back to its original home without the power extention.
Im aware of exactly what DLM does, however in this instance it is not functioning correctly.  If it requires manual intervention to nudge it back in to fastpath, thats all I require.
Not allowing the manual setting of FastPath with DLM auto functionality disabled is a serious oversight from the engineers involved in the provisioning of the product.  DLM should always be present for the 'average' user to see lolcats online with a stable connection, plus most users are only interested in throughput over latency.  However in certain circumstanes DLM should be manually specified to the needs of the end user/customer.
If there was enough demand from the customer base, it would get done.  However most people just assume the latency they have on Infinity is 'how it is'.   There are quite a number of threads asking for FastPath to be introduced on the product but without the community/customers forcing the issue, nothing will be done.

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    Just some details that i find useful on maximum render depth
    You really need it even with 8bit source files, when using heavy grading/multiple curves/vignettes. If after grading you see banding, go to sequence > sequence settings from the top menu and check "maximum bit depth (ignore the performance popup), then check again your preview (it will change in a second) to see if banding is still present in 32bit mode. If no banding, you must check it when exporting, if  banding is still there, change your grading, then uncheck it to continue with editing.
    Unfortunately Maximum bit depth exporting is extremely time-consuming, but can really SAVE YOUR DAY when facing artifacts after heavy grading, by completely or almost completely eliminating banding and other unwanted color distortions.
    Use it only for either small previews or the really final output.
    Best Regards.

  • Apple Pro Res "Render at Maximum Depth"

    From my understanding, Apple Pro Res maxes out at 12 bit with DSLR cameras in movie mode not even reaching that. Yet, the setting for "Render at Maximum Depth" offers 24 to 64 bit. Anyone know what the story is with this setting?
    And does anyone know the settings for Apple Pro Res 4444 at its highest quality when coming from H.264?
    Thanks.

    For your reading enjoyment -
    http://forums.adobe.com/message/4529886
    http://images.apple.com/finalcutpro/docs/Apple_ProRes_White_Paper_October_2012.pdf
    A question for you - what is your workflow where you think you might need this? Keep in mind that the majority of cameras only record 8-bit color, and also in a very highly compressed format, so you won't necessarily gain anything by going to 4444, as the source video is of limited quality already.
    Basically, if you don't have any high-bit-depth sources in your timeline to preserve the quality of, there may be little or no benefit to enabling "Max Depth".
    Thanks
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    Safe Harbor Computers

  • Photoshop - Fade is onion ringed with high contrast? - No true fade possible?

    Hi everyone, am I being totally stupid (possible) or can you just not get a true fade on a computer / Photoshop?!
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    Thanks!
    Guy

    What you want to do is work in 16 bits/channel mode.
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    What you see on the monitor isn't necessarily what's in the document, especially if you use deep data, as I mentioned above.
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  • Bit Depth: 8 Bit., 16 Bit or 32 Bit. Which one and why?

    Which bit depth should I choose and what are the pros and cons of each? I am currently using 8 Bit.
    Thank You,
    Sebastian

    A higher bit depth will give more values of a colour or greyscale that you can work with. So, for example a graduated background may show banding in 8 bit but not 16 or higher.
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  • After Effects 8-bit depth question

    Hey everyone, this is something i've just been wondering about. Correct me if i'm wrong but its my understanding that with 10-bit depth footage or higher After effects crunches it to 8-bit after the render/export. If that's the case then what is the actual point of capturing at higher bit depths in the first place if we can't maintain them when it comes down to final delivery?
    Thanks very much for any help.

    Cacogen24 wrote:
    Hey everyone, this is something i've just been wondering about. Correct me if i'm wrong but its my understanding that with 10-bit depth footage or higher After effects crunches it to 8-bit after the render/export.
    You're only partly wrong. If you keep the project 8bit then you're right, but that's a terrible workflow. Where most folks foul up is in the rendering.
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  • Apple Pro Res 422 HQ export - "render at max depth" and "24 bit or 48 bit depth"?

    I'm exporting my 90 minute feature for DCP using the Apple Pro Res 422 HQ codec. The film is 1920x1080 and that is what the export will be. We used a variety of cameras (Canon 7D, Sony XR160, GoPro, Blackmagic in HD) for the film.
    For the export options:
    Do I check "Render at Maximum Depth"?
    Which do I choose - 24 bit or 48 bit depth? - one has to be chosen even when "Render at Maximum Depth" is unchecked
    When I asked the DCP house, they said that "Render at Maximum Depth doesn't actually do anything when using this codec" and haven't answered the 24 vs. 48 bit question.
    This discussion:
    https://forums.adobe.com/message/4529886#4529886
    says that you "never need to enable the Max Render Quality (MRQ) unless you are exporting in a format/pixel ratio different from your original video."
    This discussion:
    https://forums.adobe.com/message/5619144#5619144
    adds insight into what 24 vs 48 bit depth means, but doesn't answer my specific question
    Thanks for your help.

    For your reading enjoyment -
    http://forums.adobe.com/message/4529886
    http://images.apple.com/finalcutpro/docs/Apple_ProRes_White_Paper_October_2012.pdf
    A question for you - what is your workflow where you think you might need this? Keep in mind that the majority of cameras only record 8-bit color, and also in a very highly compressed format, so you won't necessarily gain anything by going to 4444, as the source video is of limited quality already.
    Basically, if you don't have any high-bit-depth sources in your timeline to preserve the quality of, there may be little or no benefit to enabling "Max Depth".
    Thanks
    Jeff Pulera
    Safe Harbor Computers

  • High Latecy, modem speeds DSL

    Our service has been rock solid the last 6 years.  For the last week, especially since last wednesday.  The speeds have been horrible.  We are talking modem speed here.  Packet loss of 15-25%.  Latency of 60ms - 600ms.  That's with only one computer plugged into a westell 6100.
    Verizon techs wanted to replace the modem, the dlink 2750b made matters worse.  They are sending a 784.  I'm not convinced that the modem is the problem.  When I would give ping, traceroute, and packet loss stats, they would just ignore them. 
    Tranceiver stats:
    Transceiver Revision:
    7.2.3.0
    Vendor ID Code:
    4
    Line Mode:
    G.DMT Mode
    Data Path:
    Interleaved
    Transceiver Information
    Downstream Path
    Upstream Path
    DSL Speed (Kbits/Sec)
    3360
    864
    Margin (dB)
    20.0
    10.0
    Line Attenuation (dB)
    23.0
    14.0
    Transmit Power (dBm)
    7.6
    11.9
    I should also be able to get 7mbps as well, but verizon says no.
    Any help/suggestions would be awesome!

    I suspect this is a congestion issue if this only occurs at night. If it occurs at all times and it is not due to something running on your network, then this is entirely on Verizon's end.
    For 7.1Mbps, I'd say it's a go. We need to find out from Verizon what gear you're on that makes them say yes or no.
    Keep pestering Verizon for help, and indicate that this isn't a modem problem. Those 6100s were some of the best modems Verizon every handed out, especially if you have the old C90-6100. Those things were built well and last forever. If you have any trouble with Verizon let me know and I'll see if I can get you to someone who can help.
    ========
    The first to bring me 1Gbps Fiber for $30/m wins!

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