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5 cist port setting – Interlogix NS3500-28T-4S User Manual User Manual

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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 for 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.

Buttons

: Click to apply changes.