diff --git a/platform/esb/contiki-esb-init-net-uip.c b/platform/esb/contiki-esb-init-net-uip.c
new file mode 100644
index 000000000..e716f611d
--- /dev/null
+++ b/platform/esb/contiki-esb-init-net-uip.c
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2007, Swedish Institute of Computer Science.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $Id: contiki-esb-init-net-uip.c,v 1.1 2007/04/05 08:11:57 nifi Exp $
+ *
+ * -----------------------------------------------------------------
+ *
+ * Author  : Adam Dunkels, Joakim Eriksson, Niclas Finne
+ * Created : 2007-04-03
+ * Updated : $Date: 2007/04/05 08:11:57 $
+ *           $Revision: 1.1 $
+ */
+
+#include "contiki-esb.h"
+
+static struct uip_fw_netif tr1001if =
+  {UIP_FW_NETIF(0,0,0,0, 0,0,0,0, tr1001_uip_send)};
+
+static struct uip_fw_netif slipif =
+  {UIP_FW_NETIF(172,16,0,0, 255,255,255,0, slip_send)};
+
+#define NODE_ID (node_id & 0xFF)
+
+void
+init_net(void)
+{
+  uip_ipaddr_t hostaddr;
+
+  uip_init();
+  uip_fw_init();
+
+  rs232_set_input(slip_input_byte);
+
+  process_start(&tcpip_process, NULL);
+  process_start(&slip_process, NULL);
+  process_start(&tr1001_uip_process, NULL);
+  process_start(&uip_fw_process, NULL);
+
+  if (NODE_ID > 0) {
+    /* node id is set, construct an ip address based on the node id */
+    uip_ipaddr(&hostaddr, 172, 16, 1, NODE_ID);
+    uip_sethostaddr(&hostaddr);
+  }
+  uip_fw_register(&slipif);
+  uip_fw_default(&tr1001if);
+}