Refers to #142

README.md

@@ -101,6 +101,8 @@
     - Use `-p 8000:8000/tcp` to access the [HTTP control server](#HTTP-control-server) built-in
     - Pass additional arguments to *openvpn* using Docker's command function (commands after the image name)
 
+    **If you encounter an issue with the tun device not being available, see [the FAQ](https://github.com/qdm12/private-internet-access-docker/blob/master/doc/faq.md#how-to-fix-openvpn-failing-to-start)**
+
 1. You can update the image with `docker pull qmcgaw/private-internet-access:latest`. There are also docker tags for older versions available:
     - `qmcgaw/private-internet-access:v2` linked to the [v2 release](https://github.com/qdm12/private-internet-access-docker/releases/tag/v2.0) (Golang based, only PIA)
     - `qmcgaw/private-internet-access:v1` linked to the [v1 release](https://github.com/qdm12/private-internet-access-docker/releases/tag/v1.0) (shell scripting based, no support, only PIA)

doc/faq.md

@@ -125,4 +125,11 @@ It is mostly made of the [internal directory](../internal) and the entry Go file
 You can try:
 
 - Installing the tun kernel module on your host with `insmod /lib/modules/tun.ko` or `modprobe tun`
-- Adding `--device=/dev/net/tun` to your docker run command (equivalent for docker-compose, kubernetes, etc.)
+- Add to your:
+    - Docker run command: `--device=/dev/net/tun`
+    - Docker compose:
+
+        ```yml
+        devices:
+          - /dev/net/tun
+        ```