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Full Version: How to modify your cable modem to very high speeds
Unexplained Mysteries Discussion Forums > Other > Computers, Gaming & The Internet
Chris_com28
QUOTE
First, u need to goto Start, then run. Type in regedit in the box. Next, goto the
folder HKEY_LOCAL_MACHINE\System\CurrentControlSet\services\VxD\MSTCP
Now, find the string DefaultRcvWindow  .  Now, edit the number to 64240  then
restart your computer. There you go. High speed cable modem now with out dloading a program.


373360

ever she flows
sick friend called

I downlaoded this from the Internet. I would like to try it but I'm worried that it would mess with my computer and I've got enough to sort out on it without my Internet f***ing up.
Lottie
I have no idea, but the message looks dodgy to me. Be careful.
<bleeding_heart>
BACK UP THE REGISTRY FIRST

For Win 9x

>Click Start
>Click Run
>Type Regedit hit enter

>Navigate to HKEY_LOCAL_MACHINE\System\CurrentControlSet\services\VxD\MSTCP

>Create the following values

(To create Click on Edit >> New >> DWORD or String Value and then set the value as shown below)

DefaultTTL = "128" (String Value)
Specifies the default time to live (TTL) for TCP/IP packets. The default is 32.

DefaultRcvWindow = "32767" (String Value)
Specifies the default receive window advertised by the TCP/IP stack. The default is 8192. If you're using Windows 98, Me or 2000 and have a latent network, you can try increasing the value to 93440, 186880, or 372300.

PMTUBlackHoleDetect = "0" (String Value)
Specifies whether the stack will attempt to detect Maximum Transmission Unit (MTU) routers that do not send back ICMP fragmentation-needed messages. The default is 0.

PMTUDiscovery = "1" (String Value)
Specifies whether the TCP/IP stack will attempt to perform path MTU discovery as specified in RFC 1191. The default is 1.

SackOpts = "1" (String Value)
Enables support for selective acknowledgements as documented by Request for Comment (RFC) 2018. Default is 0.

Tcp1323Opts = "1" (String Value)
Controls RFC 1323 time stamps and window scaling options. Possible values are: "0" = disable RFC 1323 options, "1" = window scale enabled only, "2" = time stamps enabled only and "3" = both options enabled.

To increase performance even further follow the instructions here and increase the MaxMTU to 1500 (or 1492 if your provider uses PPPoE).

>Restart

For 2000/XP http://www.speedguide.net/read_articles.php?id=157
fulltimekiller
if you want to try it yoy could make a backup of the registry if its not doing what is suppose to do then just click on the backuped registry and everything is restored.(i shall not be held responsible for damages if it doesn't work)
Even if you can make your cable modem fast the isp side will still be slow and depends on other people using the internet on that cable you probably wont feel a dfference.
phenomenon
There are numerous opinions on wether you can scrape more speed from a cable modem and I have yet to see one that works. Many claim they are able to improve the speed to a fairly dramatic level. I have tried quite a few and as yet have not discovered one that works. These tweak managers are a nice way of tricking people in to thinking they can turn a modest 500 kbps in to a super fast and reliable 1mb connection and at the same time they make a packet from their claims. Just a minute improvement on your speed and their software is justified.

Backing up a registry manually is not something you should attempt unless you are totally comfortable with the workings of it and is best left to an expert.
<bleeding_heart>
You'll never get a dramatic speed increase they can only take you as far as the limits set, if you hit the right combination you can improve reliability and get a small improvement in average speed. Uncapping definately works although you'll get caught.
Dowdy
isn't cable modem fast enough.

You people always want more don't you tongue.gif
fulltimekiller
what the hell yesterday i posted and i was the first one to post the reply now for some reason 2 people posted before me. huh.gif
Anyway
QUOTE
isn't cable modem fast enough.

You people always want more don't you


Theres always faster alternative only if you have umm this $$$
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