content_image/990407.jpg
The attributes for the drives in Figure 11-117 on page 355 are described: 

GLYPH<SM590000> ID: The Drive, Storage Enclosure, and Frame ID. 

GLYPH<SM590000> State: The current state of the drives is described: 

– Normal: Operational. 

– Initializing: The drive is being prepared for operation. 

– Service: The drive is being serviced. 

– Offline: The drive requires service. 

GLYPH<SM590000> Capacity: The raw capacity of the drive. 

GLYPH<SM590000> Class: The drive class. 

## I/O enclosures 

The  I/O enclosure contains I/O adapters that are installed in the DS8880 storage system, as shown in Figure 11-118. The I/O adapters transfer data into and out of the system. Point to an I/O enclosure in the frame (Figure 11-112 on page 352) to get information about the enclosure. Or select I/O Enclosures  in Figure 11-113 on page 353 for more information about all the installed I/O enclosures. 

<img src='content_image/990407.jpg'>

The attributes for the I/O enclosure in Figure 11-118 are described: 

GLYPH<SM590000> ID: The enclosure ID. 

GLYPH<SM590000> State: The current state of the I/O enclosure is one of the following states: 

– Online: Operational and normal. 

– Offline: Service is required. A service request to IBM was generated. 

– Service: The enclosure is being serviced. 

GLYPH<SM590000> Location Code: Logical location code of the I/O enclosure. 

GLYPH<SM590000> Device adapter (DA): Number of DA installed. 

GLYPH<SM590000> Host adapter (HA): Number of HA installed. 

To see the I/O adapters and their attributes, left-click an I/O enclosure (Figure 11-112 on page 352) when the magnifying glass pointer appears. This action shows the I/O enclosure adapter view (rear of the enclosure), as shown in Figure 11-119 on page 357. To see the attributes for all installed DAs or HAs, select Device Adapters  or Host Adapters  from System Health Overview (Figure 11-113 on page 353). 

The fibre channel ports are ports on a host adapter that connect the DS8880 to hosts, switches, or another storage system either directly or through a switch. 

Point to a port, and detailed information about the port is displayed. The port topology can be modified by selecting the port, right-clicking, and selecting Modify fibre channel port Protocol , as shown in Figure 11-119 on page 357. 

