diff --git a/core/network-interface.cpp b/core/network-interface.cpp
index df47ac5..afbbd39 100644
--- a/core/network-interface.cpp
+++ b/core/network-interface.cpp
@@ -130,6 +130,15 @@ listNetworkInterfaces()
 
   std::list< shared_ptr<NetworkInterfaceInfo> > list;
   BOOST_FOREACH(InterfacesMap::value_type elem, ifmap) {
+    if (elem.second->name == "control") {
+      // ONL control NIC
+      continue;
+    }
+    if (!elem.second->ipv4Addresses.empty() &&
+        (elem.second->ipv4Addresses[0].to_ulong() & 0xFFFF0000U) == 0x9B620000U) {
+      // Emulab control NIC, 155.98.0.0/16
+      continue;
+    }
     list.push_back(elem.second);
   }