From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <shemming@brocade.com>
Subject: Re: iproute2 compatibility
Date: Thu, 1 Oct 2015 15:02:53 -0700
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To: Ani Sinha <ani@arista.com>
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On Thu, 1 Oct 2015 20:06:00 +0000
Ani Sinha <ani@arista.com> wrote:

> Hi Stephen :
> 
> I was looking around but could not find clear evidence that a later
> version of iproute2 is compatible with an older kernel. Specifically,
> we are wondering if iproute2 v 3.6 is compatible with linux kernel
> 3.4. Highly appreciate any pointers on this.
> 
> thanks
> ani

Yes. iproute2 is supposed to compatible with older kernels.
Obviously, if you try to use some new feature on older kernel, an error
will result.