IBM Midrange System DS4000 Series Hardware Manual page 227

10.Repeat the same steps to create more hosts and host groups. Once finished, the new host
(and the host group, if it was also defined) is placed in the default group. It will stay there
until you actually create a storage partition by assigning the logical drives to that host (or
group). Figure 4-75 shows an example.
Figure 4-75 New host and host group placed in the default group
209
Chapter 4. IBM System Storage DS planning and configuration