Adding ONOS Segment Routing CLI files to new repo
diff --git a/cli/documentation/en_US/running-config/show-controller-node b/cli/documentation/en_US/running-config/show-controller-node
new file mode 100755
index 0000000..c312ffa
--- /dev/null
+++ b/cli/documentation/en_US/running-config/show-controller-node
@@ -0,0 +1,3 @@
+The 'controller-node' keyword filter the running config
+to only display controller-node configuration. This includes
+descriptions for the controller node interfaces, and firewall rules.