Correcting GlobalRouting lookups.  Adding Ipv4SeqsAppTracer
diff --git a/utils/ipv4-global-routing-ordered-nexthops.cc b/utils/ipv4-global-routing-ordered-nexthops.cc
index a01c044..f206a69 100644
--- a/utils/ipv4-global-routing-ordered-nexthops.cc
+++ b/utils/ipv4-global-routing-ordered-nexthops.cc
@@ -110,9 +110,18 @@
 {
   NS_LOG_FUNCTION (this << dest << oif);
 
-  Ipv4AddressTrieMap::const_iterator longest_prefix_map = m_routes.longest_prefix_match (dest);
+  // Cheating with lookups. Need to redesign Trie
+  Ipv4AddressTrieMap::const_iterator longest_prefix_map;
+  Ipv4Mask mask ("255.255.255.255");
+  do {
+    NS_LOG_DEBUG ("Try mask " << mask);
+    longest_prefix_map = m_routes.longest_prefix_match (dest.CombineMask (mask));
+    mask = Ipv4Mask (mask.Get () << 8);
+  } while (longest_prefix_map == m_routes.end () && !mask.IsEqual (Ipv4Mask::GetZero ()));
+
   if (longest_prefix_map == m_routes.end ())
     {
+      NS_LOG_LOGIC ("Route not found...");
       return 0;
     }