-These items in this repo must be kept in sync:
-* Dockerfile-Unit-Test
-* examples/Dockerfile-Ping
-* examples/Dockerfile-Pong
-* ``rmr-version.yaml`` controls what rmr gets installed for unit testing in Jenkins
+These items in this repo must be kept in sync with the RMR version:
+
+#. Dockerfile-Unit-Test
+#. examples/Dockerfile-Ping
+#. examples/Dockerfile-Pong
+#. ``rmr-version.yaml`` controls what version of RMR is installed for
+ unit testing in Jenkins CI
+
+Registration/Deregistartion of Xapp
+-----------------------------------
+
+For registration and deregistration of Xapp following items need to be defined:
+
+#. CONFIG_FILE_PATH variable as a environment variable in Dockerfile if running
+ Xapp as a docker container or in configmap in case of Xapp as a pod.
+#. Copy the xappConfig.json into the docker image in Dockerfile.