Here you can find the source of getLocalHost()
public static InetSocketAddress getLocalHost()
//package com.java2s; /*//from ww w.jav a 2s .co m Calimero - A library for KNX network access Copyright (C) 2006-2008 W. Kastner This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 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 General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ import java.net.InetAddress; import java.net.InetSocketAddress; import java.net.UnknownHostException; public class Main { public static InetSocketAddress getLocalHost() { // don't trust default local host resolving of Java try { return new InetSocketAddress(InetAddress.getByName("192.168.0.10"), 0); } catch (final UnknownHostException e) { } return null; } }