Subject: Ethernet transceiver heartbeat (was Re: VAXstation 2000 netboot)
To: None <firstname.lastname@example.org>
From: Eric Smith <email@example.com>
Date: 02/29/2000 21:14:59
On Mon, Feb 28, 2000 at 10:11:26AM +0000, Paul Jimbo Duncan G7KES wrote:
> Most newer transcievers have a "heartbeat" switch, but it should
> normally be turned off.
"Aaron J. Grier" <firstname.lastname@example.org> wrote:
> except when hooked to DEC hosts! :)
Oh! Should that be turned on when using the Qbus and Unibus ethernet
cards (DEQNA, DELQA, DEUNA, DELUA)?
Is the lack of heartbeat what causes the messages:
Feb 28 17:24:57 vax /netbsd: qe0: ring overrun, resync'd by skipping 6
I thought it was interesting that the skipping number consistently
cycles from 1 through 14.