*BSD News Article 97649


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From: heller@socko.cdnow.com (A. Karl Heller)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: 3C590: no collisions?
Date: 12 Jun 1997 20:51:37 GMT
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Jose M. Alcaide (jose@we.lc.ehu.es) wrote:
: Curiously, "netstat -i" _always_ shows 0 collisions on the vx0
: ethernet interface (3COM 590, FreeBSD 2.2.1). However, other hosts
: attached to the same (saturated) segment have about 5% collision rate.
: I suspect that the vx driver does not increment the collision
: counter. A colleague has another FreeBSD box with a 3C900 (also
: vx driver), and it also shows 0 collisions. Isn't surprising?


 VX on 2.1.5:

Name  Mtu   Network       Address            Ipkts Ierrs    Opkts Oerrs  Coll
vx0   1500  <Link>00.a0.24.de.dc.83       128333705    33 120342519   922  1853


: --JM 
: ------------------------------------------------------------------------
: Jose M. Alcaide                         | E-mail: <jose@we.lc.ehu.es>
: Universidad del Pais Vasco              | WWW:
: Dpto. de Electricidad y Electronica     |  http://www.we.lc.ehu.es/~jose
: Facultad de Ciencias - Campus de Lejona | Phone:  +34-4-4647700 x2624
: 48940 Lejona (Vizcaya) - SPAIN          | Fax:    +34-4-4858139
: ------------------------------------------------------------------------