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Re: NET5501 and tcpdump problem
On Nov 27, 2012, at 9:00 AM, Jukka Marin <jmarin%embedtronics.fi@localhost>
> When I start "tcpdump -i vr0" on NET5501 / NetBSD 6.0, all incoming traffic
> stops for 30 seconds and when I kill tcpdump it happens again. Other
> interfaces work normally during this time. I got this in kernel log:
> vr0: using force reset command.
> On other vr interfaces, there's a similar effect, but it lasts only a few
> seconds instead of 30. Tcpdumping tun interfaces causes no problems.
> A bug in the vr driver, perhaps?
Most likely switching promiscuous mode on and off. Some controllers
have to re-negotiate the link. Giving the `-p' flag to tcpdump disables
J. Hannken-Illjes - hannken%eis.cs.tu-bs.de@localhost - TU Braunschweig
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