APU3 ethernet can't transmit

Stefan Bethke stb at lassitu.de
Sat Jan 23 17:54:45 UTC 2021


Argh! It was my el cheapo desktop switch. I tried two ports and two cables, they were working with my laptop, but not with the APU. Only when I hooked up a different device this evening and couldn't talk to it did I think of the switch. Powercycling "fixed" it. Time for an upgrade, I think.


Stefan

> Am 23.01.2021 um 12:50 schrieb Stefan Bethke <stb at lassitu.de>:
> 
> 
> I've tried one more time with this in rc.conf:
> 
> network_interfaces="igb0"
> ifconfig_igb0="-lro -vlanhwtso -tso4 -vlanhwfilter -rxcsum -txcsum -vlanhwtag -vlanmtu -vlanhwcsum -tso6 -txcsum6"
> 
> Whick produces this: options=802020<JUMBO_MTU,WOL_MAGIC>
> 
> No joy. What's interesting is that the left LED on the plug in blinking with about 2Hz, so clearly the PHY or controller is unhappy about something. The i210 datasheet has a table with all modes the LEDs support, but it doesn't mention this fast blinking. The right LED is on constantly, which should indicate a link. This is the same on all three ports, irrespective of configuration.
> 
> I also just tried netbooting, and that doesn't seem to be working either. So I guess it's time to RMA it.
> 
> Stefan
> 
>> Am 23.01.2021 um 11:28 schrieb Bob Bishop <rb at gid.co.uk>:
>> 
>> Hi,
>> 
>> FWIW I found that applying -lro didn’t work retrospectively, it had to be done when the interface was first configured. Might apply to other options too.
>> 
>> --
>> Bob Bishop
>> rb at gid.co.uk
>> 
>>> On 22 Jan 2021, at 23:42, Graham Menhennitt <graham at menhennitt.com.au> wrote:
>>> 
>>> Try "ifconfig $ifname -rxcsum -txcsum" and possibly " -vlanhwtso -tso4" as well.
>>> 
>>> Graham
>>> 
>>> On 23/01/2021 8:10 am, Stefan Bethke wrote:
>>>> I have a weird situation with an PCEngines APU3, where I can't seem to be able to transmit packets through either of the igb interfaces. With tcpdump, I can see packets arriving, and the interface flags appear to be just fine:
>>>>       options=e527bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_IPV6>
>>>>       ether 00:0d:b9:58:xx:xx
>>>>       inet6 fe80::20d:b9ff:xxxx:xxxx%igb0 prefixlen 64 scopeid 0x1
>>>>       inet6 2a02:8108:4840:xxxx:xxxx:xxxx:xxxx:xxxx prefixlen 64 autoconf
>>>>       inet 0.0.0.0 netmask 0xff000000 broadcast 255.255.255.255
>>>>       media: Ethernet autoselect (1000baseT <full-duplex>)
>>>>       status: active
>>>>       nd6 options=23<PERFORMNUD,ACCEPT_RTADV,AUTO_LINKLOCAL>
>>>> 
>>>> dhclient is running on that interfaces, and I got an IPv6 address through RA.
>>>> 
>>>> Assigning an address manually doesn't change anything.
>>>> 
>>>> igb0 at pci0:1:0:0:        class=0x020000 card=0x00008086 chip=0x157b8086 rev=0x03 hdr=0x00
>>>>   vendor     = 'Intel Corporation'
>>>>   device     = 'I210 Gigabit Network Connection'
>>>>   class      = network
>>>>   subclass   = ethernet
>>>> 
>>>> # freebsd-version
>>>> 12.2-RELEASE
>>>> 
>>>> I installed 12.2-REL a couple of weeks ago, and haven't done anything since.
>>>> 
>>>> Tried the three different port with different cables on different switch ports, which are working fine with other machines.
>>>> 
>>>> I'm installing updates now via a USB adapter.
>>>> 
>>>> Any suggestions?
>>>> 
>>>> 
>>>> Stefan
>>>> 
>>>> --
>>>> Stefan Bethke <stb at lassitu.de>   Fon +49 151 14070811
>>>> 
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>> 
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> 
> --
> Stefan Bethke <stb at lassitu.de>   Fon +49 151 14070811
> 

--
Stefan Bethke <stb at lassitu.de>   Fon +49 151 14070811

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