HP StorageWorks 16-EL HP StorageWorks Web Tools V3.1.x/4.1.x User Guide (AA-RS - Page 123

Virtual Channels, Table 25: VC Parameters Default Settings, may improve performance

Page 123 highlights

Switch Admin Window Table 24: Configure (Fabric) Field Descriptions (Continued) Field Suppress Class F Traffic Always Send RCSN Do Not Allow ALPA_0x00 Descriptions Apply only if VC Encoded Address Mode is also set. When checked, translative addressing (which allows private devices to communicate with public devices) is disabled. Check this box to issue a Remote State Change notification; following the completion of loop initialization, FL_Ports detect the presence of new devices or the absence of preexisting devices. Check box to specify that AL_PA value 0x00 is not allowed. Virtual Channels The switch allows fine tuning for a specific application by configuring the parameters for eight virtual channels. The default values are set for optimal performance. Changing the default settings may improve performance, but may also degrade performance. The default Virtual Channel values are as follows: Table 25: VC Parameters Default Settings Field VC Priority 2 VC Priority 3 VC Priority 4 VC Priority 5 VC Priority 6 VC Priority 7 Default 2 2 2 2 3 3 Possible Range 2 to 3 2 to 3 2 to 3 2 to 3 2 to 3 2 to 3 Web Tools Version 3.1.x/4.1.x User Guide 123

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Switch Admin Window
123
Web Tools Version 3.1.x/4.1.x User Guide
Virtual Channels
The switch allows fine tuning for a specific application by configuring the
parameters for eight virtual channels.
The default values are set for optimal performance. Changing the default settings
may improve performance, but may also degrade performance. The default Virtual
Channel values are as follows:
Suppress Class F
Traffic
Apply only if VC Encoded Address Mode is also set. When
checked, translative addressing (which allows private devices
to communicate with public devices) is disabled.
Always Send RCSN
Check this box to issue a Remote State Change notification;
following the completion of loop initialization, FL_Ports detect
the presence of new devices or the absence of preexisting
devices.
Do Not Allow
ALPA_0x00
Check box to specify that AL_PA value 0x00 is not allowed.
Table 24:
Configure (Fabric) Field Descriptions
(Continued)
Field
Descriptions
Table 25:
VC Parameters Default Settings
Field
Default
Possible Range
VC Priority 2
2
2 to 3
VC Priority 3
2
2 to 3
VC Priority 4
2
2 to 3
VC Priority 5
2
2 to 3
VC Priority 6
3
2 to 3
VC Priority 7
3
2 to 3