From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [PATCH] vxlan: use preferred address family when neither group
 or remote is specified
Date: Mon, 20 Mar 2017 10:18:02 -0700
Message-ID: <20170320101802.48844628@xeon-e3>
References: <20170309200542.24762-1-vincent@bernat.im>
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Cc: shemminger@osdl.org, netdev@vger.kernel.org
To: Vincent Bernat <vincent@bernat.im>
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On Thu,  9 Mar 2017 21:05:42 +0100
Vincent Bernat <vincent@bernat.im> wrote:

> When neither group or remote is specified (or if they are specified with
> the any address), nothing is sent to the kernel. In this case, the
> kernel defaults to IPv4. This makes impossible to use IPv6 with
> unspecified unicast remote ("bridge fdb add" will return
> EAFNOTSUPPORT).
> 
> If the user specifies a preferred address family (eg, "ip -6 link add"),
> then send either IFLA_VXLAN_GROUP or IFLA_VXLAN_GROUP6 to enforce the
> use of the appropriate family.
> 
> Signed-off-by: Vincent Bernat <vincent@bernat.im>

Makes sense. Applied