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too slow


x00cooper1

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I have found this place and I am trying to get the best speed for my laptop.

When at home I wire connect the laptop to my linksys broadband router.  I have noticed that my speed is somewhat slow. 

:::.. Download Stats ..:::

Connection is:: 963 Kbps about 1 Mbps (tested with 748 kB)

Download Speed is:: 118 kB/s

Tested From:: https://testmy.net (server1)

Test Time:: Sun Feb 19 2006 23:00:28 GMT-0500 (Eastern Standard Time)

Bottom Line:: 17X faster than 56K 1MB download in 8.68 sec

Diagnosis: May need help : running at only 20.17 % of your hosts average (comcast.net)

Validation Link:: https://testmy.net/stats/id-CYEOLKQW1

:::.. Upload Stats ..:::

Connection is:: 76 Kbps about 0.1 Mbps (tested with 97 kB)

Upload Speed is:: 9 kB/s

Tested From:: https://testmy.net (server1)

Test Time:: Sun Feb 19 2006 23:01:23 GMT-0500 (Eastern Standard Time)

Bottom Line:: 1X faster than 56K 1MB upload in 113.78 sec

Diagnosis: May need help : running at only 22.09 % of your hosts average (comcast.net)

Validation Link:: https://testmy.net/stats/id-03BM9GQIF

I have Comcast cable internet on Windows XP Pro.  I dl Cablenut and used VanBurens_cablenut_settings_version_8 css settings.  Nothing really changed.

TCP/IP Analyzer results:

TCP options string = 020405b401010402

MTU = 1500

MTU is fully optimized for broadband.

MSS = 1460

Maximum useful data in each packet = 1460, which equals MSS.

Default TCP Receive Window (RWIN) = 46720

RWIN Scaling (RFC1323) = 0 bits

Unscaled TCP Receive Window = 46720

RWIN is a multiple of MSS

Other RWIN values that might work well with your current MTU/MSS:

513920 (MSS x 44 * scale factor of 8)

256960 (MSS x 44 * scale factor of 4)

128480 (MSS x 44 * scale factor of 2)

64240 (MSS x 44)

bandwidth * delay product (Note this is not a speed test):

Your TCP Window limits you to: 1868.8 Kbps (233.6 KBytes/s) @ 200ms

Your TCP Window limits you to: 747.52 Kbps (93.44 KBytes/s) @ 500ms

MTU Discovery (RFC1191) = ON

Time to live left = 51 hops

TTL value is ok.

Timestamps (RFC1323) = OFF

Selective Acknowledgements (RFC2018) = ON

IP type of service field (RFC1349) = 00100000 (32)

Precedence (priority) = 001 (priority)

Delay = 0 (normal delay)

Throughput = 0 (normal throughput)

Reliability = 0 (normal reliability)

Cost = 0 (normal cost)

Check bit = 0 (correct, 8th checking bit must be zero)

DiffServ (RFC 2474) = CS1 001000 (8) - class 1 (RFC 2474). Similar forwarding behavior to the ToS Precedence field.

Any help would be great.

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TCP options string = 020405b40103030101010402

MTU = 1500

MTU is fully optimized for broadband.

MSS = 1460

Maximum useful data in each packet = 1460, which equals MSS.

Default TCP Receive Window (RWIN) = 93824

RWIN Scaling (RFC1323) = 1 bits (scale factor of 2)

Unscaled TCP Receive Window = 46912

RWIN is not fully optimized (even though it is a comparatively large number). The unscaled RWIN value is lower than it should be. Also, RWIN being close to and above 65535 does not justify the header overhead of enabling TCP 1323 Options. You might want to use one of the recommended RWIN values below.

For optimum performance, consider changing RWIN to a multiple of MSS.

Other RWIN values that might work well with your current MTU/MSS:

513920 (MSS x 44 * scale factor of 8)

256960 (MSS x 44 * scale factor of 4)

128480 (MSS x 44 * scale factor of 2)

64240 (MSS x 44)

bandwidth * delay product (Note this is not a speed test):

Your TCP Window limits you to: 3752.96 kbps (469.12 KBytes/s) @ 200ms

Your TCP Window limits you to: 1501.184 kbps (187.648 KBytes/s) @ 500ms

MTU Discovery (RFC1191) = ON

Time to live left = 51 hops

TTL value is ok.

Timestamps (RFC1323) = OFF

Selective Acknowledgements (RFC2018) = ON

IP type of service field (RFC1349) = 00100000 (32)

Precedence (priority) = 001 (priority)

Delay = 0 (normal delay)

Throughput = 0 (normal throughput)

Reliability = 0 (normal reliability)

Cost = 0 (normal cost)

Check bit = 0 (correct, 8th checking bit must be zero)

DiffServ (RFC 2474) = CS1 001000 (8) - class 1 (RFC 2474). Similar forwarding behavior to the ToS Precedence field.

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Looks like your receive window is a little small.  It could be that the router is specifying it, but I would try cablenut.  Get the program here: www.cablenut.com

Then extract the "Cable & DSL 6000 512" custom file found in Van Buren's cablenut setting v.7: [LINK]

Click save to registry, then close and reboot your computer.  After that, try another speedtest and the analyzer at https://www.speedguide.net/analyzer.php

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