McDATA ULTRANET EDGE 3000, User Manual

Page: 377 / 428

D-5
Configuring the Internal McDATA Fibre Channel Switch Interface
ED_TOV in mS
Enter the ED_TOV (ms) value (in milliseconds) in this field. This
field specifies the Error Detect Timeout value in milliseconds for the
Fibre Channel Switch application. The default value is 5000.
Ar Number
Select the
Ar Number
from the drop-down menu. This field
represents the Autonomous Region Number of the Fibre Channel
Switch application. Selectable values are in the range 0 to 255, where
0 is the lowest and 255 is the highest. Zero is the Ar Number default.
BB_Credits
Enter a value for the buffer-to-buffer credits ( BB_Credits ) in this
field. This value represents the number of BB_Credits provided for
each physical Fibre Channel port of the Fibre Channel Switch
application. Valid enabled values are in the range of 1 to 128. Seven is
the default.
Zoning
The Zoning drop-down list displays all available values. Select Port
Zoning if your application requires device controller to device
controller mapping or if you have a mix of applications on multiple
Fibre Channel Switch interfaces within the node.
Port Zoning should
also be selected if you are running Smartbits across the Fibre Channel
switches.
If a server or device is connected to I/O port 1 on an Edge node, it
will only be able to see other servers or devices on I/O port 1 on the
peer Edge node.
If None is selected from the drop-down list, the server/device
visibility will not be restricted by the Edge I/O port.
If a destination node is mapped, the Zoning option on the destination
node is automatically set to the same value.
Enable Disk Streaming
Check this box to enable Disk Streaming. Disk Streaming increases
performance in networks that have a round trip latency greater than
10 ms. If a Destination I/F ID is configured for the interface, UltraNet