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Article #56Re: @home speed/NT Speed Up Settings
From: Darth Vador
Date: Thu, 30 Oct 1997 00:00
Date: Thu, 30 Oct 1997 00:00
171 lines
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6618 bytes
I tried this on my computer and saw "no improvement." I curretly get apx 350-400k/sec on the @home network. Can you get faster speeds or is this the max? Greg On Mon, 27 Oct 1997 15:48:02 -0800, frlyons@home.com (Frank Lyons) wrote: >In article <3459e697.500665699@snews.zippo.com>, joliverNO@homeSPAM.com >says... >> On Sun, 26 Oct 1997 01:16:40 -0700, "MHH" <@san.rr.com> wrote: >> >> >> >>>[Hkey_Local_Machine\System\CurrentControlset\Services\Class\NetTrans\000n] >> >>>"MaxMTU"="1500" >> >>>"MaxMSS"="1460" >> >>> >> >>>[HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\VxD\MSTCP] >> >>>"DefaultRcvWindow"="32768" >> >>>"DefaultTTL"="128" >> >> Where would these keys be found in NT Workstation 4.0? >> >To John Oliver: > >I hope the following info from a RoadRunner group helps. There is an >more involved newsgroup message which I am looking for which may be of >further help > >Sincerely > >Frank Lyons > > >Subject: Mo - speed Registry/PCI changes 95 & NT >From: "MHH" <@san.rr.com> >Newsgroups: roadrunner.help > >I have been experimenting with the registry settings on increase in speed >thread as well as the MTU thread for both WIN95 and NT 4.0. The registry >changes for WIN 95 seem to make a great deal of improvement of what I was >previously getting (480kps vs 300kps) on a P133 32 megs WD 3.2G with >NE2000 >ISA clone NIC. > >I tried the registry setting for NT that was suggested by Larry >Richardson >(see below) and went from 240kps (this evening about 7:00pm) to about >380kps >on an AMD K6-200 32meg WD 4G with NE2000 clone NIC. I then added a SN3200 >PCI NIC (i.e. cheap PCI clone) and my download speeds of 'bigfile' went >to >around 550kps with occassional bursts near 900kps!! > >I am convinced that both the registry settings and a PCI NIC are needed >to >even come close to the speeds that RR promises. I had been hearing that >these types of speeds were possible but was unaware of how to achieve >them >until these two threads came out. Thanks for the tip and I can't wait to >install a PCI NIC in my Win95 PC to see what improvement I can get out of >it. I guess the only question I have is what major differences, if any, >it >would make with the PCI NIC if I went with a name brand such as >Intel,3Com, >etc, vs a clone?? Anyone have any input on that subject? > >Thanks again for the great info. > >P.S. RR should provide to RR customers that have the capability, a PCI >NIC >card, as well as edit the registry with these settings for those users >who >don't know how to edit the registry when they install RR. I think it >would >save them a lot of hassle from customers who are complaining why they are >not getting the speeds they advertise. > >____________________________________ >NT Settings. >For NT4 use >TcpWindowSize > Key: >HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters > Value Type: REG_DWORD - Number of bytes > Valid Range: 0 - 0xFFFF > Description: This parameter determines the > maximum TCP receive window size offered by > the system. The receive window specifies the > number of bytes a sender may transmit without > receiving an acknowledgment. In general, > larger receive windows will improve > performance over high (delay * bandwidth ) > networks. For highest efficiency, the receive > window should be an even multiple of the TCP > Maximum Segment Size (MSS). >I have mine set to 64240 decimal >___________________________________________ >Frank W. Henderson wrote in message <62o6lg$rbk@prefetch.san.rr.com>... >>I found this post interesting but i have two questions.... >> >>1) Will this work for Windows NT? Everyone seems to be suggesting it's >a >>win95 error. >>2) what's the address to "bigfile" i must have missed the start of this >>thread. >> >>thanks >>frank henderson >>farben@san.rr.com >> >>>; Joe McDonald <pchelp@san.rr.com> 2:39 PM 5/10/97 >>>; This is a registry update that changes TCP/IP settings. >>>; >>>; There are four TCP/IP MS Winsock protocol network settings when using >a >>>; ethernet direct connection that can be configured in the registry to >give >>>; you somewhat better throughput and results. >>>; They are the MaxMTU, MaxMSS and DefaultRcvWindow, and DefaultTTL. >>>; You can adjust any of the values as you feel necessary. >>>; If later you use a dial-up networking modem you may want to change >the >>>; values from 1500, 1460, 32768, 128 to 576, 536, 8192, 128. >>>; >>>; Follow these steps: >>>; * BACKUP - BACKUP - BACKUP - your registry !!! Use REGEDIT to do >this. >>>; * Use REGEDIT to find where TCP/IP resides under the following key >>>; HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\Class\NetTrans >>>; it will be a four-digit subkey (ie. 0002). >>>; * Change the next occurrence of the "000n" characters in this >mstcp1.txt >>>; file to that subkey number. >>>; * Change the name of this file from mstcp1.txt to mstcp1.reg. >>>; * From explorer, double-clicking the .reg file will update the >registry >>with >>>; the new settings. >>>; * Reboot for the changes to take effect. >>>; >>>; Use at your own risk. >>> >>>[Hkey_Local_Machine\System\CurrentControlset\Services\Class\NetTrans\00 >0n] >>>"MaxMTU"="1500" >>>"MaxMSS"="1460" >>> >>>[HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\VxD\MSTCP] >>>"DefaultRcvWindow"="32768" >>>"DefaultTTL"="128" >> >> > > > >> ***************************************************** >> Watch for the spam trap in my email address, please... >> Don't just hit 'Reply'!! >> >> The opinions I express are mine, and do not >> necessarily reflect those of my employer or >> anyone else I may have any affiliation with. >>
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<Pine.LNX.3.96.971024200239.26269A-100000@mvrop.lithium.com> <62uu14$aqj@prefetch.san.rr.com> <3459e697.500665699@snews.zippo.com> <MPG.ebec80b9cf6f3929896a0@news>Show Full Headers
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 113850,a036da8c27dfa9c2 X-Google-Attributes: gid113850,public X-Google-Thread: fa51b,a036da8c27dfa9c2 X-Google-Attributes: gidfa51b,public X-Google-Thread: 10f392,a036da8c27dfa9c2 X-Google-Attributes: gid10f392,public From: grosler@home.com (Darth Vador) Subject: Re: @home speed/NT Speed Up Settings Date: 1997/10/30 Message-ID: <3457da3b.5232209@news> X-Deja-AN: 285865174 References: <Pine.LNX.3.96.971024200239.26269A-100000@mvrop.lithium.com> <62uu14$aqj@prefetch.san.rr.com> <3459e697.500665699@snews.zippo.com> <MPG.ebec80b9cf6f3929896a0@news> Organization: @Home Network Newsgroups: sdnet.cablemodems,comp.dcom.modems.cable,cableinet.cable_modems