APU3 ethernet can't transmit

Bob Bishop rb at gid.co.uk
Sat Jan 23 10:28:38 UTC 2021


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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