Curiously unable to access network - bce, 7.2-RELEASE on a HP blade server

[Miroslav Lachman]

Ivan Voras wrote:
> I forgot to attach hardware details:
>
> bce0: HP NC373i Multifunction Gigabit Server Adapter (B2) ASIC
> 0x57081021 Rev B2 B/C 0x04040105 Flags 2.5G
>
> Additional data point: I cannot reconfigure the card to 100 Mbit
> operation (currently in 1000baseSX autoselect, full-duplex).
>
> Ivan Voras wrote:
>> The symptoms are:
>>
>> * The device (bce0, bce1) comes up, is visible in ifconfig, can be
>> configured, is UP and RUNNING, everything looks fine
>> * Apparently, it simply doesn't work - no ping responses, TCP, nothing
>> * But tcpdump shows that the NIC apparently does receive multicast
>> router announcements, and some broadcast ARP traffic; only unicast
>> seems to be affected.
>> * Running "netstat 1" shows that apparently there are some packets
>> received - once a second or so, and the "err" counters are 0.
>> * Digging further, the dev.bce.0.stat_IfinFramesL2FilterDiscards
>> contains an increasing number, currently arround 57000 and the
>> dev.bce.0.stat_IfHCInBadOctets also contains an increasing number,
>> currently around 450,000, while ...InOctets is around 30,000 and
>> ...OutBadOctets is 0.
>>
>> From the sysctls it looks like maybe it's discarding valid input
>> packets. I've tried disabling rxcsum, txcsum and TSO without effect.
>>
>> I cannot upgrade or install 8.0 because newusb has some problems with
>> the hardware.
>>
>> Any ideas?

Can it be related to this PR 134788?
http://www.freebsd.org/cgi/query-pr.cgi?pr=134788
(your problem sounds different, but anyway you can try 7-STABLE bce driver)

Recent changes in bce driver fixed it for me.

Miroslav Lachman