DPDK usage discussions
 help / color / mirror / Atom feed
From: Muhammad Zain-ul-Abideen <zain2294@gmail.com>
To: Dominic Chen <d.c.ddcc@gmail.com>
Cc: users <users@dpdk.org>
Subject: Re: [dpdk-users] Same port receive/transmit loopback
Date: Tue, 21 Jan 2020 10:47:16 +0500	[thread overview]
Message-ID: <CAN7yQ2qYaaUur6uCZXWm6dqqeb2uxa77Lk1w_XvSwbkq5YzeTQ@mail.gmail.com> (raw)
In-Reply-To: <e4e89f7f-f75a-17b3-d197-221db5ebae33@gmail.com>

Hey there, have you used packetgen to verify. Build pktgen app and loopback
your cable to recieve what you send on the port to verify please

On Tue, Jan 21, 2020, 3:34 AM Dominic Chen <d.c.ddcc@gmail.com> wrote:

> I've just started working with DPDK recently, and I'm a little confused
> by the intended behavior when transmitting and receiving on the same port.
>
> Currently, I haven't been able to receive the same packet that I
> transmitted, regardless of the source/destination MACs on the Ethernet
> packet (broadcast, self, etc), or whether the port is in promiscuous
> mode. I've verified from other hosts on the network that my packets are
> being sent, that I am able to receive packets (as long as I didn't send
> them), and that I get the same behavior when using vfio-pci with both
> e1000 and vmxnet3 (emulated in VMware).
>
> Is there some built-in source MAC filtering that I'm missing? Or do I
> have to enable loopback mode?
>
> Thanks,
>
> Dominic
>
>
>

  reply	other threads:[~2020-01-21  5:47 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-20 22:34 Dominic Chen
2020-01-21  5:47 ` Muhammad Zain-ul-Abideen [this message]
2020-01-22  5:13   ` Dominic Chen
2020-01-23 18:25     ` Muhammad Zain-ul-Abideen

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAN7yQ2qYaaUur6uCZXWm6dqqeb2uxa77Lk1w_XvSwbkq5YzeTQ@mail.gmail.com \
    --to=zain2294@gmail.com \
    --cc=d.c.ddcc@gmail.com \
    --cc=users@dpdk.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).