Chapter 36 Differentiated Services

36.3.1 Configuring 2-Rate 3 Color Marker Settings

Use this screen to configure TRTCM settings. Click the 2-rate 3 Color Marker link in the DiffServ screen to display the screen as shown next.

Note: You cannot enable both TRTCM and Bandwidth Control at the same time.

Figure 175 IP Application > DiffServ > 2-rate 3 Color Marker

The following table describes the labels in this screen.

Table 115 IP Application > DiffServ > 2-rate 3 Color Marker

LABEL

DESCRIPTION

Active

Select this to activate TRTCM (Two Rate Three Color Marker) on the Switch.

 

The Switch evaluates and marks the packets based on the TRTCM settings.

 

Note: You must also activate DiffServ on the Switch and the individual

 

ports for the Switch to drop red (high loss priority) colored packets.

 

 

Mode

Select color-blindto have the Switch treat all incoming packets as

 

uncolored. All incoming packets are evaluated against the CIR and PIR.

 

Select color-awareto treat the packets as marked by some preceding entity.

 

Incoming packets are evaluated based on their existing color. Incoming

 

packets that are not marked proceed through the Switch.

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ZyXEL Communications metrogigabit switch manual Configuring 2-Rate 3 Color Marker Settings, 346
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metrogigabit switch specifications

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