* Splout SQL Server
* Copyright (C) 2012 Datasalt Systems S.L.
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
In error case or if no network connection is established, we return an empty list here.
Loopback addresses are excluded - so 127.0.0.1 will not be never returned.
The "primary" IP might not be the first one in the returned list.
if(nifs == null)
// We ignore subinterfaces - as not yet needed.