[dpdk-users] Intel X710 dropping 802.1ad packets

[Xing, Beilei]

Hi,


> -----Original Message-----

> From: users [mailto:users-bounces at dpdk.org] On Behalf Of Sean Hope

> (shope) <shope at cisco.com<mailto:shope at cisco.com>>

> Sent: Wednesday, July 13, 2016 8:15 PM

> To: users at dpdk.org<mailto:users at dpdk.org>

> Subject: [dpdk-users] Intel X710 dropping 802.1ad packets?

>

> Hello,

>

> I am seeing a problem with receiving 802.1ad packets on an intel

> X710 card, running the 16.04 dpdk release. All the 802.1ad packets

> are silently dropped. The port is in promiscuous mode. As far as

> counters go, ibytes are incremented for these packets, but not

> ipackets. Some of the extended stats are incremented as well (the

> histogram sizes,

> etc.)

>

> Has anyone else seen this?

You can try following patch to solve the problem.
http://www.dpdk.org/dev/patchwork/patch/15212/

Use testpmd cmdline "vlan set outer tpid value port_id" to set the value you want to see, 0x88A8 or 0x8100.

Best Regards,
Beilei Xing