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  1. Replies
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    See:...

    See: http://www.speedguide.net/articles/windows-7-vista-2008-tweaks-2574

    To turn off the default RWIN auto tuning behavior, (in elevated command prompt) type:

    netsh int tcp set global...
  2. Replies
    7
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    1,950

    Set your MTU to 1492 and see if problem persists.

    Set your MTU to 1492 and see if problem persists.
  3. A tracert to www.yahoo.com to check on ping times...

    A tracert to www.yahoo.com to check on ping times at the first few hops will show if interference is the cause.
  4. I believe fluorescent (UV) light tube with...

    I believe fluorescent (UV) light tube with ballast does give off wireless interference. Try turning off the light.
  5. I believe this is a gateway device, a modem cum...

    I believe this is a gateway device, a modem cum router. Make sure it is placed isolated away from ALL other electrical devices.
  6. Replies
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    1,950

    Had always thought that ADSL employs MTU of up to...

    Had always thought that ADSL employs MTU of up to 1492 only.
  7. Replies
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    3,401

    Ping times look much better. A modem is sensitive...

    Ping times look much better. A modem is sensitive to electrical interference emitted by other devices and is best placed isolated. Electricity passing through coiled wires generate electromagnetism...
  8. Replies
    2
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    1,329

    Something is probably congesting your upload...

    Something is probably congesting your upload bandwidth, esp when no limits for upload have been specified. Read up on ACKs to understand why you need upload bandwidth in order to download.
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    1,535

    Speed test shows you are getting 1.5 mbps...

    Speed test shows you are getting 1.5 mbps download speed. What speed did you pay to get?
  10. Replies
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    2,596

    Sounds like high ping times are due to network...

    Sounds like high ping times are due to network congestion, your network or some network along your signal route to the game server. There are no program that can help in this.
  11. Replies
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    Uneven ping times at your modem in hop 1 of both...

    Uneven ping times at your modem in hop 1 of both tracerts. Power off the modem and relocate it to a spot a few feet away from ALL other electrical devices, including away from the router if it is a...
  12. See:...

    See: http://www.speedguide.net/faq_in_q.php?category=42&qid=292
  13. Replies
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    3,401

    A tracert to www.yahoo.com may show up which hop...

    A tracert to www.yahoo.com may show up which hop along the signal trek has spiked ping times.

    When default TCP Receive Window is 65535, it means TCP settings in your XP machine has reverted to...
  14. Post your TCP Analyzer report. Where are you...

    Post your TCP Analyzer report.

    Where are you located?
  15. Replies
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    3,401

    Your XP comp is not tweaked for 7 mbps line. ...

    Your XP comp is not tweaked for 7 mbps line.

    Try the following on your XP computer with the TCP Optimizer:

    General Settings tab:
    Custom settings - check
    Modify All Network Adapters - check...
  16. Replies
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    1,884

    Packet losses slow speed more when latency in the...

    Packet losses slow speed more when latency in the connection is higher. A wired connection does not suffer wireless interference and thus does not encounter packet losses.
  17. Replies
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    2,812

    If MTU is set at 1448, and MSS is 1408 (less 40...

    If MTU is set at 1448, and MSS is 1408 (less 40 for overheads), neither values are multiple of 48.
  18. Replies
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    2,341

    Does speed drop with only wired connection, or...

    Does speed drop with only wired connection, or with only wireless. Firmware of router is up to date. What about the drivers of the network and wireless adapters in the computers?
  19. What this means is "B" is file transfer rate in...

    What this means is "B" is file transfer rate in Bytes. And internet speed is "b" in bits.

    1 KiloByte (KB) = 8 kilobits (kb)
  20. Could be the same cause as this:...

    Could be the same cause as this: http://www.speedguide.net/articles/router-speed-drop-solved-1885
  21. Replies
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    67,850

    Do a tracert to www.yahoo.com and post.

    Do a tracert to www.yahoo.com and post.
  22. Replies
    1
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    1,196

    Are the disconnections at the modem or the...

    Are the disconnections at the modem or the router?

    If modem, problem may be along the line, or the modem is being placed near to some other electrical device such as speaker, phone set or the...
  23. Replies
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    8,128

    Check the speed through an ethernet connection to...

    Check the speed through an ethernet connection to isolate the problem as one of wireless.
  24. Replies
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    8,128

    Normal ping times at the router in hop 1 should...

    Normal ping times at the router in hop 1 should be

    1 <1ms <1ms <1ms when the comp is connected to the router with ethernet cable

    and

    1 1ms 1ms 1ms when connected...
  25. Replies
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    14,535

    Mine are set for receive - 100 and transmit - 50....

    Mine are set for receive - 100 and transmit - 50.

    These buffer settings are applicable between the NiC and the comp, and will not influence buffer for the internet connection. TCP window or Rwin...
  26. Replies
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    Speed & Duple should be set to auto, and buffers...

    Speed & Duple should be set to auto, and buffers set at default.

    Then test at this site: - http://nitro.ucsc.edu/

    If there is duplex mismatch, set Speed & Duplex to 100Mbps Full Duplex.
  27. Replies
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    14,535

    Perhaps the comp needs a driver update for its...

    Perhaps the comp needs a driver update for its network adapter card to match its operating system.
  28. The lifestyle of Suburbia is not sustainable...

    The lifestyle of Suburbia is not sustainable without cheap oil, and the poor internet service in the US is only pointing out this reality. Perhaps each community pools funds together to pay and...
  29. Replies
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    The problem is not in the line as one comp can...

    The problem is not in the line as one comp can get much more than subscribed speed.

    Probably difference is how the browser is reacting to speed boosting feature of the ISP.
  30. Replies
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    No, RWIN Scaling: 0 bits means Windows...

    No, RWIN Scaling: 0 bits means Windows autotuning is disabled.

    Run TCP Optimizer with admin rights and set to Optimal mode.
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