lagg interface doesn't work

[rainer at ultra-secure.de]

> 
> There is no such thing as "vlan promiscuous mode" in FreeBSD really
> and when you run tcpdump on a vlan, you enable promiscuous for its
> parent interface.


Ye, I realized that.

> 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