diff --git a/EduNetworkBuilder/NetworkDevice.cs b/EduNetworkBuilder/NetworkDevice.cs
index d5ffeea..14de7f4 100644
--- a/EduNetworkBuilder/NetworkDevice.cs
+++ b/EduNetworkBuilder/NetworkDevice.cs
@@ -2832,7 +2832,12 @@ namespace EduNetworkBuilder
             NetworkCard tCard = null;
             NB_IPAddress DestAddr;
             string DHCPGW = "";
-            foreach( NB_IPAddress ip in RouteTable)
+
+            //Do not ping the zero string.  Should not go anywhere
+            if (dest != null && dest.GetIPString == NB.ZeroIPString)
+                return new NB_IPAddress(NB.ZeroIPString);
+
+            foreach ( NB_IPAddress ip in RouteTable)
             {
                 if (ip.IsLocal(dest))
                     return new NB_IPAddress(ip.GetGateway.ToIpString());//We return the gateway