[ovs-discuss] Q: Using netfilter to classify packets in OVS ?

sougol gheissi sougol.gheissi at gmail.com
Tue Aug 29 19:46:08 UTC 2017

Thanks for the reply. In the kernel log, I just receive packets with
destination port number 53. Does netfiler pre rouing hook really capture
all packets before ovs?

On 29 Aug 2017 22:49, "Joe Stringer" <joe at ovn.org> wrote:

> On 29 August 2017 at 07:32, sougol gheissi <sougol.gheissi at gmail.com>
> wrote:
> > Hello,
> > I have tried to implement something like the above issue, I want to use
> > netfilter to capture UDP packets, modify them and then send them to the
> OVS.
> > As you said you tried it and it works. My problem is, I send SIP packets
> to
> > the OVS, but when I try to print the destination port, as it is 5060, I
> get
> > 53, which is a DNS port. How did you do that?
> It sounds like you're received DNS traffic as well as your SIP traffic.
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