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Tweaking a Windows 2000 box with 2 nics
Posted: Mon Aug 26, 2002 9:08 pm
by soulspam
I have a Windows 2000 Server Box set up with NAT and RAS sitting in my basement. It is an AMD Athlon 900, 392 MB Ram, with 2 ethernet cards. I have a Cable Modem through AT&T, 1.5MB/128. I have my server connected to my cable modem with a Farallon PN796 10/100 USB adapter I got from work (I am a cable modem technician). I have a 3Com EtherLink XL (3c905-TX) connected to my internal network.
My question is, is it possible to set the TCP RWIN values independently for each adapter. I obviously want my internal network to run faster than my internet connection.
Posted: Tue Aug 27, 2002 3:51 am
by Pains2
Hi Soul,
Welcome to Speedguide.
I don't know about changing your settings for the adapters, but by default your internal network will run alot faster then your internet connection (i.e, cable modem top speed through that USB/NIC is 10MB/sec and your internal network NIC will be 100MB/sec unless u have 10MB/sec cards or hub/switch)
Furthermore, if want your internal network to be faster and secure, use netbeui, it's faster then TCP/IP and is non routable.
Also if you are using 10MB/sec cards or hub/switch.....upgrade them you will notice a considerable increase of speed to your internal network, doesn't matter much for the nic connected to the modem.
Just trying to help

Posted: Tue Aug 27, 2002 9:08 am
by soulspam
I understand where you are coming from, my internal network is running at 100mbps, I am running my DC in Native Mode and all my workstations are running XP so NetBEUI is not an option. I appreciate the thought.
I do change MTU settings and such for some of my customers to help their connections, but was wanting to play with the packet size on my internal network to see if I could speed it up without slowing down my Internet Connection. Since they both run through the same box.
Posted: Wed Aug 28, 2002 3:01 am
by Pains2
Netbeui is always an option, it's just alittle harder to find on XP;
Put XP into the cd-rom, bring up Win explorer, then go to valueadd>MSFT>NET>NetBeui
Installation instructions for NetBEUI protocol on Windows XP and Windows 2002.
* copy nbf.sys into the %SYSTEMROOT%\SYSTEM32\DRIVERS\ directory
* copy netnbf.inf into the %SYSTEMROOT%\INF\ directory
* open network connection properties and use "Install..." button to add NetBEUI protocol
and then it's installed, u don't even have to re-start your computers.
Posted: Wed Aug 28, 2002 1:45 pm
by soulspam
That is awsome!!!
I just went through the MCSE track and the instructors either didn't know of that or did not want to tell us.... Hmmmmm...