User Manual

User’s Manual of LRP-422CST
The page includes the following fields:
Object Description
 Priority
Display the current CIST priority
 Max Hop
Display the current max. hop
 Forward Delay
Display the current forward delay
 Max. Age
Display the current max. age
 Tx Hold Count
Display the current Tx hold count
 Hello Time
Display the current hello time
4.6.5 CIST Port Setting
This page allows you to configure per port CIST priority and cost. The CIST Port Setting and Status screens in Figure 4-6-10 &
Figure 4-6-11 appear.
Figure 4-6-10 CIST Port Setting Page Screenshot
The page includes the following fields:
Object Description
 Port Select
Select port number from this drop-down list.
 Priority
Controls the port priority. This can be used to control priority of ports having
identical port cost. (See above).
Default: 128
Range: 0-240, in steps of 16
 Internal Path Cost
(0 = Auto)
Controls the path cost incurred by the port. The Auto setting will set the path cost
as appropriate by the physical link speed, using the 802.1D recommended
values. Using the Specific setting, a user-defined value can be entered. The
path cost is used when establishing the active topology of the network. Lower
path cost ports are chosen as forwarding ports in favor of higher path cost ports.
Valid values are in the range 1 to 200000000.
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