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# Remove hosts from host groups

Storage hosts are systems that use storage system LUN resources. A logical unit number (LUN) is an identifier that is used for labeling and designating subsystems of physical or virtual storage.

## Prerequisites

See Roles and associated permissions to determine the user roles that can perform this task.

## About this task

To add hosts to host groups:

## Steps

1. Select the storage system.
2. Select Hosts > Hosts.
3. Select the host group (or empty host) and click .
4. Click the link in the Hosts field.
5. Select the host and click Remove.
6. Click OK.