Date: Sun, 10 Sep 2000 15:24:18 -0400 From: Mike <mike@mikesweb.com> To: sthaug@nethelp.no Cc: wizard@sybaweb.co.za, freebsd-isp@FreeBSD.ORG Subject: Re: NIC settings Message-ID: <4.3.2.7.2.20000910152245.00b83240@mail.mikesweb.com> In-Reply-To: <15368.968613173@verdi.nethelp.no> References: <Your message of "Sun, 10 Sep 2000 15:07:22 -0400"> <4.3.2.7.2.20000910150718.00b3b530@mail.mikesweb.com>
next in thread | previous in thread | raw e-mail | index | archive | help
My reasoning was because of all the collisions, data packets were being resent at a high rate, filling up my T1s quicker, and causing a lot of interface resets on my router. When I went to a switch, I noticed about a 10% decrease in network traffic.. At 09:12 PM 9/10/2000 +0200, sthaug@nethelp.no wrote: > > Actually, switching to half duplex won't really help you a whole lot.. I > > had a 10mb hub that had the collision light almost always on. If you want > > to stop the collisions you'll want to replace your hub with a switch. > >Why on earth do you want to stop the collisions? Collisions are *normal* >and *expected* when you use half duplex Ethernet. Collisions seldom matter, >performance does. As Rich Seifert puts it, > > > A major preoccupation with network administrators these days seems to be > > monitoring and worrying about the number of collisions seen on Ethernet > > networks. There is a great deal of folklore and voodoo concerning what > > is an "acceptable" collision rate or collision percentage, and when is > > the network "broken" or on the verge of collapse. Except in the most > > extreme of circumstances (all of which are observable through other, > > better metrics), the number of collisions seen on a network in an > > uninteresting and misleading statistic. > >(If you don't know who Rich Seifert is, check out comp.dcom.lans.ethernet.) > >Steinar Haug, Nethelp consulting, sthaug@nethelp.no > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-isp" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?4.3.2.7.2.20000910152245.00b83240>