@@ -349,6 +349,12 @@ To avoid this warning, you can specify a DNS server for use by Docker

 containers. Or, you can disable `dnsmasq` in NetworkManager. Though, disabling

 `dnsmasq` might make DNS resolution slower on some networks.

+The instructions below describe how to configure the Docker daemon

+running on Ubuntu 14.10 or below. Ubuntu 15.04 and above use `systemd`

+as the boot and service manager. Refer to [control and configure Docker

+with systemd](../articles/systemd.md#custom-docker-daemon-options) to

+configure a daemon controlled by `systemd`.

+

 To specify a DNS server for use by Docker:

 1. Log into Ubuntu as a user with `sudo` privileges.