Re: Collisions using 3Com 3c905C-TX ethernet cards.

[Thor Lancelot Simon <tls%panix.com@localhost>]

On Fri, Apr 22, 2011 at 03:46:27PM -0700, Chuck Swiger wrote:
> On Apr 21, 2011, at 11:34 AM, Vesa Laakso wrote:
> > There is awful lot of Collision. I don't have a switch on my network, I
> > am using ethernet crossover cable between my Linux and NetBSD router.
> 
> I won't try to quote your "netstat -i" output since it was poorly wrapped,
> but a quick estimate shows about 1% collision rate.  That's not unusual
> for a hub or crossover when running at 100Mbps; to fix it, use a switch
> instead.

That doesn't make any sense -- how is it possible to have a legitimate
collision on a crossover cable?  Are you sure there is not a duplex
mismatch?

Thor