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Thread: help tweak my broadband connection

  1. #1

    help tweak my broadband connection

    hai all..need help.. i'm using broadband connection.. but the speed is below average..



    my connection is terrible.. i should got 3mbps..but not like i hope for...

    SpeedGuide.net TCP Analyzer Results
    Tested on: 06.29.2009 23:33
    IP address: 114.120.xx.xxx
    Client OS: Windows XP

    TCP options string: 02040514010303000101080a000000000000000001010402
    MSS: 1300
    MTU: 1340
    TCP Window: 25600 (NOT multiple of MSS)
    RWIN Scaling: 0 bits
    Unscaled RWIN : 25600
    Recommended RWINs: 65000, 130000, 260000, 520000, 1040000
    BDP limit (200ms): 1024kbps (128KBytes/s)
    BDP limit (500ms): 410kbps (51KBytes/s)
    MTU Discovery: ON
    TTL: 42
    Timestamps: ON
    SACKs: ON
    IP ToS: 00000000 (0)

    i'm using windows xp sp3..with my sierra 881u usb modem.. help me tweak my connection.. thanks..

  2. #2
    fem the retarded rabbit mccoffee's Avatar
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    your mtu is way off try inceasing it to 1492 if it's dsl 1500 for cable

    http://support.microsoft.com/kb/283165
    Comptia a+ n+

  3. #3
    SpeedGuide.net TCP Analyzer Results
    Tested on: 06.30.2009 00:59
    IP address: 114.121.xx.xxx
    Client OS: Windows XP

    TCP options string: 02040514010303000101080a000000000000000001010402
    MSS: 1300
    MTU: 1340
    TCP Window: 25600 (NOT multiple of MSS)
    RWIN Scaling: 0 bits
    Unscaled RWIN : 25600
    Recommended RWINs: 65000, 130000, 260000, 520000, 1040000
    BDP limit (200ms): 1024kbps (128KBytes/s)
    BDP limit (500ms): 410kbps (51KBytes/s)
    MTU Discovery: ON
    TTL: 42
    Timestamps: ON
    SACKs: ON
    IP ToS: 00000000 (0)

    i got this know ... what should i do... the speed is still low..

  4. #4
    i'm using broadband connection via gsm card... usb modem sierra 881u.. help tweak my connection please

  5. #5
    SG Enthusiast Rollingstone's Avatar
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    Jan 2008
    Location
    HoChiMinh, Vietnam
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    Try the following with TCP Optimizer:

    General Settings tab:
    Custom settings - check
    Modify All Network Adapters - check
    network adapter selection - your NIC
    MTU - 1340
    TTL - 64
    Windows Scaling - check
    TCP Receive Window - 130000
    MTU Discovery - Yes
    Black Hole Detect - No
    Selective Acks - Yes
    Max Duplicate ACKs - 2
    TCP 1323 Options:
    Timestamps - uncheck

    Advanced Settings tab:
    Max Connections per Server - 10
    Max Connections per 1.0 Server - 10
    LocalPriority - 5
    Host Priority - 6
    DNSPriority - 7
    NetbtPriority - 8
    Lan Browsing speedup - optimized
    QoS: NonBestEffortLimit - 0
    ToS: DisableUserTOSSetting - 0
    ToS: DefaultTOSValue - 80
    MaxNegativeCacheTtl - 0
    NetFailureCacheTime - 0
    NegativeSOACache Time - 0
    LAN Request Buffer Size - 32768
    Firefox Extreme Speed Edition

    What makes you: "...waking up in the morning so excited about & wanna FLY out of the door ?"

  6. #6
    thanks bro.. i wiil try it

  7. #7
    SpeedGuide.net TCP Analyzer Results
    Tested on: 06.30.2009 10:27
    IP address: 114.120.xxx.x
    Client OS: Windows XP

    TCP options string: 02040514010303000101080a000000000000000001010402
    MSS: 1300
    MTU: 1340
    TCP Window: 25600 (NOT multiple of MSS)
    RWIN Scaling: 0 bits
    Unscaled RWIN : 25600
    Recommended RWINs: 65000, 130000, 260000, 520000, 1040000
    BDP limit (200ms): 1024kbps (128KBytes/s)
    BDP limit (500ms): 410kbps (51KBytes/s)
    MTU Discovery: ON
    TTL: 42
    Timestamps: ON
    SACKs: ON
    IP ToS: 00000000 (0)

    i got this in tcp/ip analyzer


    in speedtest igot


  8. #8

  9. #9
    not much change..

  10. #10
    SG Enthusiast Rollingstone's Avatar
    Join Date
    Jan 2008
    Location
    HoChiMinh, Vietnam
    Posts
    3,161
    TCP Window: 25600 (NOT multiple of MSS)
    RWIN Scaling: 0 bits
    Unscaled RWIN : 25600
    Recommended RWINs: 65000, 130000, 260000, 520000, 1040000
    Rerun TCP Settings I gave, when done correctly, TCP Window should become 130000.
    Firefox Extreme Speed Edition

    What makes you: "...waking up in the morning so excited about & wanna FLY out of the door ?"

  11. #11
    IP Address: 114.120.xxx.x (114.120.xxx.x)
    Client OS: Windows XP
    Browser: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1) Gecko/20090624 Firefox/3.5

    SpeedGuide.net TCP Analyzer Results
    Tested on: 06.30.2009 10:35
    IP address: 114.120.xxx.x
    Client OS: Windows XP

    TCP options string: 02040514010303000101080a000000000000000001010402
    MSS: 1300
    MTU: 1340
    TCP Window: 25600 (NOT multiple of MSS)
    RWIN Scaling: 0 bits
    Unscaled RWIN : 25600
    Recommended RWINs: 65000, 130000, 260000, 520000, 1040000
    BDP limit (200ms): 1024kbps (128KBytes/s)
    BDP limit (500ms): 410kbps (51KBytes/s)
    MTU Discovery: ON
    TTL: 42
    Timestamps: ON
    SACKs: ON
    IP ToS: 00000000 (0)

  12. #12
    i'm online using my laptop acer aspire one

  13. #13
    -88 dBm HSDPA

  14. #14
    Pinging [216.77.188.41] with 32 bytes ->bytes=32 time=487ms TTL=44
    Pinging [216.77.188.41] with 32 bytes ->bytes=32 time=441ms TTL=44
    Pinging [216.77.188.41] with 32 bytes ->bytes=32 time=472ms TTL=44
    Pinging [216.77.188.41] with 32 bytes ->Request Timed Out
    Pinging [216.77.188.41] with 32 bytes ->bytes=32 time=492ms TTL=44
    Pinging [216.77.188.41] with 32 bytes ->bytes=32 time=458ms TTL=44
    Pinging [216.77.188.41] with 32 bytes ->Request Timed Out
    Pinging [216.77.188.41] with 32 bytes ->bytes=32 time=472ms TTL=44
    Pinging [216.77.188.41] with 32 bytes ->bytes=32 time=463ms TTL=44
    Pinging [207.155.248.100] with 32 bytes ->bytes=32 time=447ms TTL=238
    Pinging [207.155.248.100] with 32 bytes ->bytes=32 time=586ms TTL=238
    Pinging [207.155.248.100] with 32 bytes ->bytes=32 time=406ms TTL=238
    Pinging [207.155.248.100] with 32 bytes ->bytes=32 time=431ms TTL=238
    Pinging [207.155.248.100] with 32 bytes ->bytes=32 time=430ms TTL=238
    Pinging [207.155.248.100] with 32 bytes ->bytes=32 time=436ms TTL=238
    Pinging [207.155.248.100] with 32 bytes ->Request Timed Out
    Pinging [207.155.248.100] with 32 bytes ->bytes=32 time=394ms TTL=238
    Pinging [207.155.248.100] with 32 bytes ->bytes=32 time=427ms TTL=238
    Pinging [69.10.16.84] with 32 bytes ->bytes=32 time=439ms TTL=238
    Pinging [69.10.16.84] with 32 bytes ->Request Timed Out
    Pinging [69.10.16.84] with 32 bytes ->Request Timed Out
    Pinging [69.10.16.84] with 32 bytes ->bytes=32 time=463ms TTL=238
    Pinging [69.10.16.84] with 32 bytes ->bytes=32 time=528ms TTL=238
    Pinging [69.10.16.84] with 32 bytes ->Request Timed Out
    Pinging [69.10.16.84] with 32 bytes ->bytes=32 time=412ms TTL=238
    Pinging [69.10.16.84] with 32 bytes ->Request Timed Out
    Pinging [69.10.16.84] with 32 bytes ->bytes=32 time=411ms TTL=238
    Pinging [193.10.252.19] with 32 bytes ->bytes=32 time=517ms TTL=236
    Pinging [193.10.252.19] with 32 bytes ->bytes=32 time=495ms TTL=236
    Pinging [193.10.252.19] with 32 bytes ->bytes=32 time=499ms TTL=236
    Pinging [193.10.252.19] with 32 bytes ->bytes=32 time=473ms TTL=236
    Pinging [193.10.252.19] with 32 bytes ->bytes=32 time=508ms TTL=236
    Pinging [193.10.252.19] with 32 bytes ->bytes=32 time=490ms TTL=236
    Pinging [193.10.252.19] with 32 bytes ->bytes=32 time=481ms TTL=236
    Pinging [193.10.252.19] with 32 bytes ->bytes=32 time=482ms TTL=236
    Pinging [193.10.252.19] with 32 bytes ->bytes=32 time=501ms TTL=236
    Pinging [66.230.207.58] with 32 bytes ->bytes=32 time=485ms TTL=41
    Pinging [66.230.207.58] with 32 bytes ->bytes=32 time=495ms TTL=41
    Pinging [66.230.207.58] with 32 bytes ->bytes=32 time=490ms TTL=41
    Pinging [66.230.207.58] with 32 bytes ->bytes=32 time=484ms TTL=41
    Pinging [66.230.207.58] with 32 bytes ->bytes=32 time=494ms TTL=41
    Pinging [66.230.207.58] with 32 bytes ->Request Timed Out
    Pinging [66.230.207.58] with 32 bytes ->bytes=32 time=470ms TTL=41
    Pinging [66.230.207.58] with 32 bytes ->bytes=32 time=505ms TTL=41
    Pinging [66.230.207.58] with 32 bytes ->Request Timed Out
    Pinging [218.32.192.112] with 32 bytes ->bytes=32 time=517ms TTL=48
    Pinging [218.32.192.112] with 32 bytes ->bytes=32 time=446ms TTL=48
    Pinging [218.32.192.112] with 32 bytes ->bytes=32 time=437ms TTL=48
    Pinging [218.32.192.112] with 32 bytes ->bytes=32 time=454ms TTL=48
    Pinging [218.32.192.112] with 32 bytes ->bytes=32 time=455ms TTL=48
    Pinging [218.32.192.112] with 32 bytes ->bytes=32 time=441ms TTL=48
    Pinging [218.32.192.112] with 32 bytes ->bytes=32 time=441ms TTL=48
    Pinging [218.32.192.112] with 32 bytes ->bytes=32 time=443ms TTL=48
    Pinging [218.32.192.112] with 32 bytes ->bytes=32 time=463ms TTL=48
    Ping statistics for above hosts:
    Packets: Sent = 54, Received = 45, Lost = 9 (17% loss)
    Approximate round trip times (RTT) in milli-seconds:
    Minimum = 394ms, Maximum = 586ms, Average = 390ms

  15. #15
    SpeedGuide.net TCP Analyzer Results
    Tested on: 06.30.2009 11:02
    IP address: 114.120.xxx.xxx
    Client OS: Windows XP

    TCP options string: 020405140103030101010402
    MSS: 1300
    MTU: 1340
    TCP Window: 128480 (NOT multiple of MSS)
    RWIN Scaling: 1 bits (2^1=2)
    Unscaled RWIN : 64240
    Recommended RWINs: 65000, 130000, 260000, 520000, 1040000
    BDP limit (200ms): 5139kbps (642KBytes/s)
    BDP limit (500ms): 2056kbps (257KBytes/s)
    MTU Discovery: ON
    TTL: 39
    Timestamps: OFF
    SACKs: ON
    IP ToS: 00000000 (0)

  16. #16
    i got this after i try it again..

    in sg tcp optimizer after i reboot tcp recieve window i got 128480...

  17. #17
    sorry for asking a lot.. i'm not to good with this...^^

  18. #18
    SG Enthusiast Rollingstone's Avatar
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    Location
    HoChiMinh, Vietnam
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    Download Cablenut, enter 130000 for DefaultReceiveWindow, Save to registry , reboot and post new TCP Analyzer.
    Last edited by Rollingstone; 06-30-09 at 10:43 PM.
    Firefox Extreme Speed Edition

    What makes you: "...waking up in the morning so excited about & wanna FLY out of the door ?"

  19. #19

  20. #20
    Pinging [202.146.178.2] with 40 bytes ->bytes=40 time=229ms TTL=55
    Pinging [202.146.178.2] with 750 bytes ->bytes=750 time=569ms TTL=55
    Pinging [202.146.178.2] with 1125 bytes ->bytes=1125 time=800ms TTL=55
    Pinging [202.146.178.2] with 1312 bytes ->bytes=1312 time=208ms TTL=55
    Pinging [202.146.178.2] with 1406 bytes -> ..fragmented
    Pinging [202.146.178.2] with 1359 bytes -> ..fragmented
    Pinging [202.146.178.2] with 1336 bytes -> ..fragmented
    Pinging [202.146.178.2] with 1324 bytes -> ..fragmented
    Pinging [202.146.178.2] with 1318 bytes -> ..fragmented
    Pinging [202.146.178.2] with 1315 bytes -> ..fragmented
    Pinging [202.146.178.2] with 1314 bytes -> ..fragmented
    Pinging [202.146.178.2] with 1313 bytes -> ..fragmented
    The largest possible non-fragmented packet is 1312 (1340 - 28 ICMP & IP headers).
    You can set your MTU to 1340

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