From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <shemminger@vyatta.com>
Subject: Re: ip monitoring
Date: Thu, 22 Jan 2009 11:56:40 +1100
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On Thu, 22 Jan 2009 01:18:35 +0100
Ra=C3=BAl Hern=C3=A1ndez <rauhersu@gmail.com> wrote:

> Hi there,
>=20
> Just a quick question regarding ip monitoring: I am trying to develop
> a user space app which must be aware of changes related to ip
> management and link status (up, down, this-ip-has-been added,..). So
> far, I am trying to avoid polling the link/ip to notice these changes
> as I would like to be notified asynchronously.
>=20
> Is there any API/quick fix for user space apps to get that (I am
> trying to avoid any kernel development as well) ?
>=20
> Thx!
>=20
> Best regards,
> Raul
>=20

netlink api - look at netplugd or "ip monitor" source.