User's Manual

203
Configuring Local Ports
Figure 168. Configure Local Ports – SAS Tab / Legacy Mode
User Configurable Columns
The following columns are user configurable on all tabs:
•
Purpose : Valid values for port purpose vary by transport type and by operational
mode.
• Fault Domain: Allows you to change the Fault Domain or set to <none>.
User Alias : Allows you to enter descriptive, user-friendly names for physical ports.
The defined name will be displayed as the port name in the System Manager
interface.
The following buttons are available and vary by transport type and by operational mode:
• Edit Fault Domains (FC and iSCSI tabs): See Editing Fault Domains (FC and iSCSI
tabs only) on page 204
Port Purpose Transport Type Legacy Operational Mode
Unknown All Port purpose is not yet defined, or the port is
unused.
Front End Primary FC and iSCSI Port is connected to servers and is used for the
server IO path.
Front End Reserved FC and iSCSI Port is connected to servers and used as a failover
path. Only used for dual-controller Storage Center
systems.
Back End FC and SAS Port is connected to disk enclosures.
Direct Connect FC and iSCS Port is directly connected to another Storage
Center controller and is used for inter-controller
communication.
Port Purpose Transport Type Virtual Port Operational Mode
Unknown FC and iSCSI Port purpose is not yet defined, or the port is
unused.
Front End FC and iSCSI Port is connected to servers and is used for the
server IO path.
Back End FC and SAS Port is connected to disk enclosures.