<dd>
The <code>protocol</code> attribute specifies the protocol to
access to the requested image. Possible values are "nbd",
- "iscsi", "rbd", "sheepdog", "gluster" or "vxhs".
+ "iscsi", "rbd", "sheepdog", "gluster", "vxhs", "http", "https",
+ "ftp", ftps", or "tftp".
- <p>If the <code>protocol</code> attribute is "rbd", "sheepdog",
- "gluster", or "vxhs", an additional attribute <code>name</code>
+ <p>For any <code>protocol</code> other than <code>nbd</code>
+ an additional attribute <code>name</code>
is mandatory to specify which volume/image will be used.
</p>