diff --git a/xos/configurations/cord/README.md b/xos/configurations/cord/README.md
new file mode 100644
index 0000000..7c80c0f
--- /dev/null
+++ b/xos/configurations/cord/README.md
@@ -0,0 +1,4 @@
+This configuration configures XOS with the CORD services.  It is intended to be
+run on CloudLab, on the "ctl" node set up by the OpenStack profile.  It launches
+an XOS container on Cloudlab that runs the XOS develserver.  The container is
+left running in the background.