== Controller Version

=== Overview

This feature allows NETCONF/RESTCONF users to determine the version of
OpenDaylight they are communicating with.

=== Install the Version Feature

Follow these steps to install the version feature:

. Navigate to the directory in which you installed OpenDaylight
. Start Karaf:
+
 ./bin/karaf
+
. Install Version feature:
+
 feature:install odl-distribution-version

NOTE: For RESTCONF access, it is recommended to install odl-restconf
and odl-netconf-connector-ssh.

=== Version Feature Usage

Example of RESTCONF request using curl from bash:
```
$ curl -u 'admin:admin' localhost:8181/restconf/config/network-topology:network-topology/topology/topology-netconf/node/controller-config/yang-ext:mount/config:modules/module/odl-distribution-version:odl-version/odl-distribution-version
```
Example response (formatted):
```
{
 "module": [
  {
   "type": "odl-distribution-version:odl-version",
   "name": "odl-distribution-version",
   "odl-distribution-version:version": "0.5.0-SNAPSHOT"
  }
 ]
}
```