Cisco Systems UCSCPCIECSC02 manual Fibre Channel Interrupt area, update the following fields

Managing Network Adapters

Modifying vHBA Properties

Name	Description
Link Down Timeout field	The number of milliseconds the uplink port should be offline before it
	informs the system that the uplink port is down and fabric connectivity
	has been lost.
	Enter an integer between 0 and 240,000.
Port Down I/O Retries field	The number of times an I/O request to a port is returned because the
	port is busy before the system decides the port is unavailable.
	Enter an integer between 0 and 255.
Port Down Timeout field	The number of milliseconds a remote Fibre Channel port should be
	offline before informing the SCSI upper layer that the port is unavailable.
	Enter an integer between 0 and 240,000.

Step 10 In the Fibre Channel Interrupt area, update the following fields:

Name	Description
Interrupt Mode drop-down list	The preferred driver interrupt mode. This can be one of the following:

•MSIx—Message Signaled Interrupts (MSI) with the optional extension. This is the recommended option.

•MSI—MSI only.

•INTx—PCI INTx interrupts.

Step 11 In the Fibre Channel Port area, update the following fields:

Name	Description
I/O Throttle Count field	The number of I/O operations that can be pending in the vHBA at one
	time.

Enter an integer between 1 and 1,024.

LUNs per Target field	The maximum number of LUNs that the driver will export. This is
	usually an operating system platform limitation.
	Enter an integer between 1 and 1,024. The recommended value is 1024.

Step 12 In the Fibre Channel Port FLOGI area, update the following fields:

	Cisco UCS C-Series Servers Integrated Management Controller GUI Configuration Guide, Release 1.4
14	OL-23489-08