content_image/980949.jpg
## 11.3 System configuration overview 

After the DS8900F administrator configures the initial system, the administrator can configure additional system functions according to the storage requirements. 

## 11.3.1 View and change the customer network settings 

You can change the network settings on the following tabs. 

## Ethernet Network 

The network settings for both HMCs are generally performed by IBM Service personnel during system installation. To modify the HMC network information post installation, click Settings →  Network →  Ethernet Network, as shown in Figure 11-18. 

<img src='content_image/980949.jpg'>

## Figure 11-18 Customer Network Settings 

## Fibre Channel Ports 

From the Fibre Channel Ports tab of the Network Settings window, shown in Figure 11-18, you can configure the protocol that is used by the Fibre Channel ports or view the properties of those ports. Figure 11-19 on page 282 shows the Fibre Channel ports window with all available options listed: 

GLYPH<SM590000> Modify Protocol 

Set the protocol that is used for connecting to a host or another storage system. 

GLYPH<SM590000> Logged in WWPNs 

Select this option to view details about connections that are logged in to a Fibre Channel port. 

GLYPH<SM590000> Performance 

Use this option to view graphs showing key performance metrics for fibre channel ports, such as IOPS, Latency, and Bandwidth. See “Creating Fibre Channel port performance graphs” on page 364. 

