In the window that is shown in Figure 8-47 on page 383, you can modify the following  properties: Note:  You can change the protocol type of a host only if the host has no ports that  are configured. The Mapped Volumes tab shows a summary of which volumes are mapped with which  SCSI ID and UID to this host (Figure 8-48). The Show Details slider does not show any  additional information for this list. 384  Implementing the IBM System Storage SAN Volume Controller with IBM Spectrum Virtualize V8.2.1 Figure 8-48 Mapped volumes tab 4. When you are finished making changes, click  Save  to apply them. The editing window  closes. – Host Name : Change the host name. – Host Type : If you are going to attach HP-UX, OpenVMS, or TPGS hosts, change this  setting. – Protocol Type : If you want to change a host protocol type between SCSI and NVMe,  use this setting. – I/O Group : The host has access to volumes that are mapped from selected I/O groups. – iSCSI CHAP Secret : Enter or change the iSCSI CHAP secret if this host is using  iSCSI.