IBM TotalStorage NAS 300, Справочник пользователя

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Table 40. Connection options (continued)
2 Loop preferred, otherwise point to point
3 Point-to-point, otherwise loop
Class 2 Service
Enables Class 2 service parameters to be provided during all automatic
logins (loop ports). The default is Disabled.
ACK0 Determines the type of acknowledge (ACK) used. When this setting is
enabled, sequence ACK is used. When this setting is disabled, frame ACK
is used. The default is Disabled.
Note: The Class 2 Service setting must be enabled to use the ACK0
setting.
Fibre Channel Tape Support
This setting is reserved for Fibre Channel tape support. The default is
Disabled.
Fibre Channel Confirm
This setting is reserved for Fibre Channel tape support. The default is
Disabled.
Command Reference Number
This setting is reserved for Fibre Channel tape support. The default is
Disabled.
Read Transfer Ready
This setting is reserved. The default is Disabled.
Response Timer
Contains the value (in 100-microsecond increments) used by a timer to limit
the time waiting accumulating multiple responses. For example, if this field
is 8, the time limit is 800 microseconds. The default is 0.
Interrupt Delay Timer
Contains the value (in 100-microsecond increments) used by a timer to set
the wait time between accessing (DMA) a set of handles and generating an
interrupt. The default is 0.
Scan Fibre Channel Devices
Use this option to scan the FC loop and list all the connected devices by loop ID.
Information about each device is listed, for example, vendor name, product name,
and revision. This information is useful when configuring your FAStT Host Adapter
and attached devices.
Fibre Disk Utility
This option scans the FC loop bus and lists all the connected devices by loop ID.
You can select a disk device and perform a low-level format or verify the disk
media.
CAUTION:
Performing a low-level format destroys all data on the disk.
Appendix E. Fast!UTIL options
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