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Thread: RWIN to try

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    Elite Member Lobo's Avatar
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    Panama City, FL and a FAN of Dale Earnhardt Jr. Bud Chevy & NASCAR , and the Atlanta Braves

    RWIN to try

    I've been doing this for a while so I think this may work for you, no, it does not go by the book, but it works for me very well. TCP Analyzer Results
    Tested on: 2013.05.27 11:16
    IP address:
    Client OS/browser: Windows 8 (Internet Explorer 10.0)

    TCP options string: 020405b40103030801010402
    MSS: 1460
    MTU: 1500
    TCP Window: 262144 (NOT multiple of MSS)
    RWIN Scaling: 8 bits (2^8=256)
    Unscaled RWIN : 1024
    Recommended RWINs: 64240, 128480, 256960, 513920, 1027840
    BDP limit (200ms): 10486kbps (1311KBytes/s)
    BDP limit (500ms): 4194kbps (524KBytes/s)
    MTU Discovery: ON
    TTL: 52
    Timestamps: OFF
    SACKs: ON
    IP ToS: 00000000 (0)

    I am running Win 8, (Use TCP Optimizer to a just RWIN, Custom)
    Do not be fooled by other sites like PcPitStop for RWIN reading as they just read whats in your registry, use TCP Analyzer Results . RWIN 266144, you may be surprised. Works on Win 7 too.

    Oh yea, in elevated command prompt, type-
    netsh interface tcp set global autotuningl=normal


    starstarstarstarstar down arrow Download :: 37.2 Mbps 4.7 MB/s

    gradientgradient Your Speed :: 37.2 Mbps
    gradientgradient 17% faster than Your average Dallas, TX US US 31.8 Mbps
    gradientgradient 59% faster than your Host average 23.4 Mbps
    gradientgradient 97% faster than your City average 18.9 Mbps
    gradientgradient 162% faster than the US average 14.2 Mbps
    gradientgradientTMN 425% faster than the Index 7.1 Mbps
    Last edited by Lobo; 05-27-13 at 12:26 PM. Reason: forgot something

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