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+Coturn
+======
+
+Description
+-----------
+
+The `coturn` role installs and configures the [coturn](https://github.com/coturn/coturn)
+STUN/TURN server.
+
+
+Variables
+---------
+
+This role **accepts** the following variables:
+
+Variable          | Default              | Description
+------------------|----------------------|------------
+`coturn_port`     | 3478                 | Listening port
+`coturn_min_port` | 49152                | Minimum UDP relay port
+`coturn_max_port` | 65535                | Maximum UDP relay port
+`coturn_realm`    | `{{ domain }}`       | Default realm for users
+
+
+Usage
+-----
+
+Example playbook:
+
+````yaml
+- name: configure TURN/STUN servers
+  hosts: turn_servers
+  roles:
+    - role: coturn
+      vars:
+        coturn_realm: example.com
+````