Chapter 42 Differentiated Services
GS3700/XGS3700 Series User’s Guide
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The following table describes the labels in this screen.
42.3.2 DSCP Profile
Use this screen to create DSCP profiles. To open this screen, click the DSCP Profile link in the I P
Application > DiffServ > 2 -rate 3 Color Marker screen.
Table 197 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-blind to have the Switch treat all incoming packets as uncolored. All incoming
packets are evaluated against the CIR and PIR.
Select color-aw are to 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.
Slot
(Stacking
mode)
This field appears only in stacking mode. Click the drop-down list to choose the slot number of the
Switch in a stack.
Port This field displays the index number of a port on the Switch. I n stacking mode, the first number
represents the slot and the second the port number. * means all ports (on the same Switch).
* Settings in this row apply to all ports.
Use this row only if you want to make some settings the same for all ports. Use this row first to
set the common settings and then make adjustments on a port-by-port basis.
Note: Changes in this row are copied to all the ports as soon as you make them.
Active Select this to activate TRTCM on the port.
Commit
Rate
Specify the Commit I nformation Rate (CIR) for this port.
Peak Rate Specify the Peak Information Rate (PIR) for this port.
DSCP Select a pre-defined DSCP profile. The Switch assigns the DSCP values defined in the profile to
packets based on the color they are m arked via TRTCM.
Apply Click Apply to save your changes to the Switch’s run-time memory. The Switch loses these
changes if it is turned off or loses power, so use the Save link on the top navigation panel to save
your changes to the non-volatile memory when you are done configuring.
Cancel Click Cancel to begin configuring this screen afresh.
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