Re: [PATCH 3/3] device: when IP config is unchanged, only install updated lifetimes

["Ward, David - 0665 - MITLL" <david ward ll mit edu>]

There is one more line that I modified, which was missing from the last 
patch. Sorry about that. Resending.

On 05/05/2015 08:32 PM, David Ward wrote:
> After DHCP RENEW/REBIND events occur (in particular), do not update
> the installed routes if there were no relevant IP config changes.
>
> Aside from being an optimization, this behavior is needed to avoid
> unnecessarily interfering with standalone, commerical VPN clients
> which follow remote security policy settings. These VPN clients may
> force all traffic to go through the tunnel by installing additional
> routes in the kernel for each interface, and they may monitor the
> routing table and terminate the VPN session if any changes occur.
> NetworkManager can coexist with this type of VPN client, as long as
> no IP config changes happen on any devices during the VPN session.
>
> Signed-off-by: David Ward <david ward ll mit edu>