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Date:      Thu, 05 Oct 2017 13:20:55 +0200
From:      rainer@ultra-secure.de
To:        Eugene Grosbein <eugen@grosbein.net>
Cc:        freebsd-net@freebsd.org, owner-freebsd-net@freebsd.org
Subject:   Re: lagg interface doesn't work
Message-ID:  <436c7745802ce7ca9d196cccf600828a@ultra-secure.de>
In-Reply-To: <59D5F317.8030104@grosbein.net>
References:  <F95A6802-8EC3-4027-8AA0-B38118F9A8D9@ultra-secure.de> <59D5E81A.5080700@grosbein.net> <90efe3d3524854f2a28e14f6496b8d88@ultra-secure.de> <59D5F317.8030104@grosbein.net>

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Am 2017-10-05 10:53, schrieb Eugene Grosbein:
> On 05.10.2017 15:36, rainer@ultra-secure.de wrote:
> 
>>> Promiscuous mode may disable hardware vlan processing and switch to
>>> software processing temporary.
>>> It seems bxe(4) driver may have issues with hardware vlan processing.
>>> Please show output of "ifconfig bxe0" command.
>> 
>> 
>> bxe0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> 
>> metric
>> 0 mtu 9170
>> 	options=527bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO>
>> 	ether 2c:44:fd:8e:0a:68
>> 	hwaddr 2c:44:fd:8e:0a:68
>> 	nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>> 	media: Ethernet autoselect (10Gbase-SR <full-duplex>)
>> 	status: active
>> 
>> 
>>> You should try to disable hardware vlan processing with "ifconfig 
>>> bxe0
>>> -vlanhwtag" and repeat your tests.
>>> If it helps, you could replace ifconfig_bxe0="up" with
>>> ifconfig_bxe0="-vlanhwtag"
>>> as temporary workaround and raise a problem report against bxe(4)
>>> driver.
>> 
>> 
>> (server-prod </root>) 0 # ifconfig bxe0 -vlanhwtag
>> ifconfig: -vlanhwtag: Invalid argument
> 
> It seems bxe(4) driver does not allow voluntary disable of vlanhwtag.
> Anyway, your problem seems to be hardware-dependent as lagg/LACP works 
> just
> fine with Intel cards, for example.


That would be unfortunate.
But I prefer Intel (or Mellanox) anyway.

> Also, you have not specified FreeBSD version you use.


11.1-AMD64.



Rainer



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