Adding README.md and netcfg examples

Change-Id: I4be73ef61f9585371a777a205105fc370de43dc2
diff --git a/examples/device.json b/examples/device.json
new file mode 100644
index 0000000..a823dd7
--- /dev/null
+++ b/examples/device.json
@@ -0,0 +1,13 @@
+{
+  "devices": {
+    "of:00000a0a0a0a0a00": {
+      "basic": {
+        "driver": "voltha"
+      },
+      "accessDevice": {
+        "uplink": 1048576,
+        "vlan": 0
+      }
+    }
+  }
+}
\ No newline at end of file