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There is a unified volume back-end for IBM XIV and DS8K storage.
    Set the following in your
    cinder.conf, and use the following options to configure it.
   
    volume_driver=cinder.volume.drivers.xiv_ds8k.XIVDS8KDriver
    
| Configuration option = Default value | Description | 
|---|---|
| [DEFAULT] | |
| xiv_chap = disabled | (StrOpt) CHAP authentication mode, effective only for iscsi (disabled|enabled) | 
| xiv_ds8k_connection_type = iscsi | (StrOpt) Connection type to the IBM Storage Array (fibre_channel|iscsi) | 
| xiv_ds8k_proxy = xiv_ds8k_openstack.nova_proxy.XIVDS8KNovaProxy | (StrOpt) Proxy driver that connects to the IBM Storage Array | 



