From 6a0d4667eab20ac88adc42e31737d594931117ee Mon Sep 17 00:00:00 2001
From: Adam Frisby <adam@gwala.net>
Date: Wed, 27 Jun 2007 08:47:57 +0000
Subject: [PATCH] * Added patch for SYSTEMIP handling when an IPv6 address is
 the primary address of the system. (as is the case on Windows Vista)

---
 Common/OpenSim.Framework/Types/RegionInfo.cs | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/Common/OpenSim.Framework/Types/RegionInfo.cs b/Common/OpenSim.Framework/Types/RegionInfo.cs
index 3776c03067..48e692278c 100644
--- a/Common/OpenSim.Framework/Types/RegionInfo.cs
+++ b/Common/OpenSim.Framework/Types/RegionInfo.cs
@@ -177,7 +177,16 @@ namespace OpenSim.Framework.Types
                         System.Net.IPAddress[] ips = System.Net.Dns.GetHostAddresses(localhostname);
                         try
                         {
-                            this.CommsIPListenAddr = ips[0].ToString();
+                            this.CommsIPListenAddr = "0.0.0.0"; // Incase a IPv4 address isnt found
+
+                            foreach (System.Net.IPAddress ip in ips)
+                            {
+                                if (ip.AddressFamily.ToString() == System.Net.Sockets.ProtocolFamily.InterNetwork.ToString())
+                                {
+                                    this.CommsIPListenAddr = ip.ToString();
+                                    break;
+                                }
+                            }
                         }
                         catch (Exception e)
                         {