Create a ISO Storage Repository in xenserver
From thelinuxwiki
XS version 6.2
xe sr-create name-label=ISO_images type=iso device-config:location=/datastore0/iso device-config:legacy_mode=true content-type=iso
7239d00c-ebd0-4c8b-44ba-057f3b9d7057
validating store creation
# xe sr-list
... uuid ( RO) : 7239d00c-ebd0-4c8b-44ba-057f3b9d7057
name-label ( RW): ISO_images name-description ( RW): host ( RO): xenner type ( RO): iso content-type ( RO): iso
...