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Date:      Tue, 10 Mar 1998 12:01:38 -0600
From:      Karl Denninger  <karl@mcs.net>
To:        current@FreeBSD.ORG
Subject:   Hmmmm.. odd stuff from the "de" driver
Message-ID:  <19980310120138.02423@mcs.net>

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I just loaded a kernel built last night on a system which gets fairly heavy
use, and am seeing some odd things on the "de" driver... (this is just after
a reboot)

$ netstat -i
Name  Mtu   Network       Address            Ipkts Ierrs    Opkts Oerrs  Coll
de0   1500  <Link>      00.00.c0.0a.a9.c8     6258     0    10183     0  1634
de0   1500  192.160.127   Nntp1               6258     0    10183     0  1634
de1   1500  <Link>      00.00.c0.b4.49.cf    36083   229    17782     5     0
de1   1500  199.3.39      News-nfs           36083   229    17782     5     0
lp0*  1500  <Link>                               0     0        0     0     0
lo0   16384 <Link>                               0     0        0     0     0
lo0   16384 127           localhost              0     0        0     0     0

de0: <Digital 21041 Ethernet> rev 0x11 int a irq 12 on pci0.12.0
de0: SMC 21041 [10Mb/s] pass 1.1
de0: address 00:00:c0:0a:a9:c8
de1: <Digital 21140 Fast Ethernet> rev 0x12 int a irq 9 on pci0.13.0
de1: SMC 9332DST 21140 [10-100Mb/s] pass 1.2
de1: address 00:00:c0:b4:49:cf
de1: enabling 100baseTX port

What's odd about this is the "Ierrs" field.  The Oerrs field is from me 
pulling the cord to switch it to another port on our 100BaseTX switch 
(thinking that perhaps the port was defective).

The *switch* (an Intel 510T) to which it is connected reports no errors.  
The cable has been swapped twice, and they're all pre-builts.

Before the upgrade, I wasn't seeing these Ierrs.

Is the driver misreporting, is the driver possibly broken, or does anyone
have any ideas as to what is going on here?

I'm hesitant to update any of our other machines with the new kernel until I
understand this, because of the obvious risk if we do so and there's a
serious bug in the driver for the "de" cards (which we have a *lot* of).

I'm going to swap the board next, on the off chance that perhaps that the
card got strange at this particular moment, but I have trouble believing
that to be the case.

Thanks in advance.

--
-- 
Karl Denninger (karl@MCS.Net)| MCSNet - Serving Chicagoland and Wisconsin
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