Re: 12.3: igb driver does not receive vlan-tagged packets

I'm glad to hear good news from you.

On Sun, Dec 12, 2021 at 2:09 PM Peter <pmc@citylink.dinoex.sub.org> wrote:
>
> Hi Özkan,
>
>  I want to say a (late) thank-you for this quick and helpful answer!
> I did now include the change as of https://reviews.freebsd.org/D33154
> into my 12.3-RELEASE, and it solves the issue.
>
>
> cheerio,
> PMc
>
>
> On Sat, Dec 04, 2021 at 02:06:33PM +0300, Özkan KIRIK wrote:
> ! Hi,
> !
> ! I hit an issue like this. The e1000 & igb driver doesn't reflect hw
> ! offload capabilities now.
> ! https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=260068
> ! And the differential https://reviews.freebsd.org/D33154 was created
> ! for the bug reported by me.
> ! I saw that, you need disable "vlanhwfilter" capability. With the same
> ! differential, it will work for you also.
> !
> ! regards
> ! Ozkan
> !
> ! On Sat, Dec 4, 2021 at 1:54 PM Peter <pmc@citylink.dinoex.sub.org> wrote:
> ! >
> ! > Hija,
> ! >
> ! >   after swapping network interface card (re0) to igb0, my networking
> ! > failed.
> ! >
> ! > I found that igb does send out vlan tagged packets, but not receive
> ! > any answers, unless a vlan* device was previousely attached with the
> ! > required vlan number (observed with tcpdump).
> ! >
> ! > My current workaround is this hack in rc.conf, which makes things work
> ! > again for now (I need vlan 7 only for ISP uplink):
> ! >
> ! > > cloned_interfaces="vlan0"
> ! > > ifconfig_vlan0="vlan 7 vlandev igb0"
> ! > > ifconfig_vlan0_alias0="destroy"
> ! >
> ! > That vlan0 device is not needed, but it must have existed once after
> ! > boot in order to receive the packets at all. This was not the case
> ! > with the re0 driver.
> ! > Switching off all hw-offload stuff doesn't seem to change the issue.
> ! >
> ! > Is there a rationale for this, or am I missing some neccessary config?
> ! > (Not seeing any bugreports or otherwise discussion of the matter)
> ! >
> ! >
> ! > cheerio,
> ! > PMc
> ! >
>
> --
> Peter Much * Fichtenstr. 28 * 65527 Niedernhausen
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