Date: Thu, 8 Oct 2015 11:41:41 +0200 From: Huub Schuurmans <huubsch@xs4all.nl> To: freebsd-embedded@freebsd.org Subject: Re: Ue0/ue1 flapping Message-ID: <56163A55.5050902@xs4all.nl> In-Reply-To: <55D69C73.9030909@denninger.net> References: <55D6217B.8000805@denninger.net> <55D636FE.9020005@xs4all.nl> <55D64AA7.40305@denninger.net> <55D69C73.9030909@denninger.net>
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Op 21/08/15 om 05:35 schreef Karl Denninger: > On 8/20/2015 16:46, Karl Denninger wrote: >> >> On 8/20/2015 15:22, Huub Schuurmans wrote: >>> Karl Denninger schreef op 20/08/15 om 20:50: >>>> Raspberry Pi, FreeBSD 11.0-CURRENT #0 r285923: Mon Jul 27 22:55:03 CDT 2015 >>>> >>>> Two interfaces, the on-board and a Lenovo dongle (as ue1); both are >>>> flapping at an irregular rate. >>>> >>> We have also experienced this flapping with Alix-2d13 boards if two >>> usb-lan adapters are in use. One adapter is stable, at least on >>> Freebsd9.0 or older. >>> On the Alix-board usb-lan adapters do not work at all for FreeBSD >>> versions more recent than 9.0 (we tested various adapters with different >>> chips). We have now finally found that in our case a running pf is causing problems with the usb-lan adapters, even if all rules are flushed (!). Problem doesnot occur with ipfw. We have not tested flapping yet. Huub
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