[lug] dead network ../.. compaq

[John Hernandez]

What happens if you use an ethernet cross-over cable to connect your PC directly to his?

"Holshouser, David" wrote:
> 
> OK, this is semi-Linux, semi-general computer knowledge.
> 
> I have a RH6.2 box at my brothers place acting as firewall, IP masq,
> gateway (to @home cable), internal dhcpd, and smb server.
> 
> My brother's Compaq Presario 4660 has recently started getting very
> sporadic connection activity. After testing everything I could think
> of (restarting network/dhcpd, tcpdump->ping hisIP, new rj45, new nic),
> I couldn't find anything wrong with the network.
> 
> So last night I took my home machine down to his house and plugged in.
> It turns out that one rh45 was bad afterall, but the real dinger is,
> my machine ran great for a little while, went sporadic, and then was
> great for the rest of the night. When my machine was connecting, it
> got much faster connection speeds than he has gotten since he got
> cable (maybe I'm just biased since it's my machine).
> 
> My conclusion is that his motherboard is flaking out on him and needs
> to be replaced, and my machine just caught a normal hick-up.  I'm going
> to leave my machine with him for a week or so, to let him catch up on
> email and just to be sure that the sporadic connection doesn't come
> back to my machine.
> 
> Any other things I should check before replacing the motherboard?
> 
> As for the more general computer knowledge, his machine is a compaq...
> 
> I've got a spare, old, 486 baby-AT case and am willing to toss his
> mobo/case, keep his other noncompaq parts, and have to replace
> nothing but motherboard, video, and sound.
> He has a PII-300 and upgraded PC100 RAM. Can that PII run reliably
> on a 100mhz bus if we buy a mobo that can handle it? Just to be sure,
> the PII-350's were the first Intel processor's to be OEM shipped running
> on a 100mhz bus, right?
> 
> I'll goto Tom's to check on mobo's for that processor.
> 
> --
> David Holshouser
> Engineer I
> Ball Aerospace & Technologies Corp.
> (303)939-5085  dholshou at ball.com
> 
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