vagrant.md in beaker-vagrant-0.2.1

- old
+ new
@@ -156,9 +156,30 @@
             from_ip: '127.0.0.1'
             to_ip: '0.0.0.0'
 
 In the above, beaker will forward port 10080 and 8080 on the Host to port 80 and 8080 (respectively) on the Agent guest.
 
+### Volumes Support
+
+When using the Vagrant Hypervisor, beaker can create attached volumes which appear as extra disks on the guest. The size of the volume should be specified in megabytes.
+
+**Example hosts file**
+
+    HOSTS:
+      ubuntu-1404-x64:
+        roles:
+          - master
+          - agent
+          - dashboard
+          - cloudpro
+        platform: ubuntu-1404-x86_64
+        hypervisor: vagrant
+        box: puppetlabs/ubuntu-14.04-64-nocm
+        box_url: https://vagrantcloud.com/puppetlabs/boxes/ubuntu-14.04-64-nocm
+        volumes:
+          second_disk:
+            size: 5120
+
 # vagrant plugins #
 
 You can check more information for some suported vagrant plugins:
 
  - [vagrant-libvirt](vagrant_libvirt.md)