interest-loop-scenario: Add test cast for Interest loop scenario.

Change-Id: Ic83735a24488614236eb6fbb7c7c79260434e457
Refs: #1409
diff --git a/test_interest_loop/nfd.conf b/test_interest_loop/nfd.conf
new file mode 100644
index 0000000..7c16261
--- /dev/null
+++ b/test_interest_loop/nfd.conf
@@ -0,0 +1,46 @@
+log
+{
+}
+
+face_system
+{
+  unix
+  {
+    listen yes
+    path /var/run/nfd.sock
+  }
+
+  tcp
+  {
+    listen yes
+    port 6363
+  }
+
+  udp
+  {
+    port 6363
+    idle_timeout 600
+    keep_alive_interval 25
+
+    mcast no ; Turn off UDP multicast.
+  }
+
+  ether
+  {
+    mcast no ; Turn off Ethernet multicast.
+  }
+}
+
+authorizations
+{
+  authorize
+  {
+    certfile keys/default.ndncert
+    privileges
+    {
+      faces
+      fib
+      strategy-choice
+    }
+  }
+}