netdev - Re: Is there a preferred way to get the VXLAN port number?

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Message-ID: <20130327105254.2e10de02@nehalam.linuxnetplumber.net>
Date:	Wed, 27 Mar 2013 10:52:54 -0700
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	Alexander Duyck <alexander.h.duyck@...el.com>
Cc:	netdev <netdev@...r.kernel.org>,
	"Gasparakis, Joseph" <joseph.gasparakis@...el.com>,
	Stephen Hemminger <shemminger@...tta.com>, pshelar@...ira.com,
	David Miller <davem@...emloft.net>
Subject: Re: Is there a preferred way to get the VXLAN port number?

On Tue, 26 Mar 2013 15:02:45 -0700
Alexander Duyck <alexander.h.duyck@...el.com> wrote:

> I was wondering if someone would happen to know if there is already a
> preferred way to get the VXLAN port number for things such as
> configuring a device to recognize a VXLAN frame on receive for parsing
> purposes?
> 
> I just wanted to check to make sure I hadn't missed something before
> submitting a patch that would export a simple function for supplying the
> vxlan_port value.
> 
> Thanks,
> 
> Alex
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There are two views of the world. One view is that the UDP port number
should be a fixed assigned number by IANA, and since VXLAN looks exactly
like Cisco LISP, that is what most people use. Others like DOVE seem
to want to use lots of values.
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