title: Docker Unknown flag --mount
body: <p>I want to mount a directory from the host to a container using the mount <code>flag</code> over <code>volume</code> but I am getting ` This is only experienced when using mount flag and not with volume</p>
  
  <pre><code>*Command:*
      docker run -d  -it  --name devtest --mount type=bind,source="$(pwd)",target=/home/  httpd
  </code></pre>
  
  <blockquote>
    <p><strong> Error </Strong>  unknown flag: --mount</p>
  </blockquote>
  
  <pre><code>Server Version: 1.13.1
  Storage Driver: aufs
  Dirperm1 Supported: true
  Logging Driver: json-file
  Cgroup Driver: cgroupfs
  Plugins: 
  Volume: local
  Network: bridge host macvlan null overlay
  Swarm: inactive
  Runtimes: runc
  Default Runtime: runc
  Init Binary: docker-init
  containerd version: "deleted" 
  Profile: default
  Kernel Version: 4.10.0-42-generic
  Operating System: Ubuntu 17.04
  OSType: linux
  Architecture: x86_64
  CPUs: 4
  Total Memory: 7.715 GiB
  Name: "deleted"
  ID: "deleted"
  Docker Root Dir: /var/lib/docker
  Debug Mode (client): false
  Debug Mode (server): false
  Registry: https://index.docker.io/v1/
  WARNING: No swap limit support
  Experimental: false
  Insecure Registries:
   127.0.0.0/8
  Live Restore Enabled: false
  </code></pre>