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Chapter 5 – Configuring Class of Service
CoS Configuration
CoS Parameter Ranges & Default Settings
The following set of tables lists default CoS configuration parameters for the unit.
Configuration Item Default
Value
Supported Values
CoS Weighting 2:1 1:1, 2:1, 4:1, 6:1, 8:1, 10:1, 12:1, 1:0
Default CoS (Per Port) Normal Normal, High
Inspect TOS (Per Port) No No, Yes
Priority to CoS Mapping (Per Access Priority) Normal Normal, High
DSCP to CoS Mapping (Per DSCP) Normal Normal, High
Normal Access Priority (Per Port) 0 0-7
High Access Priority (Per Port) 4 0-7
Classes Of Service Menu
The Classes Of Service menu is accessible from the main menu Classes Of
Service command.
Figure 26: Classes Of Service Menu
Global CoS Parameters Menu
The Global CoS Parameters menu is accessible from the Classes Of Service menu.
Figure 27: Global CoS Parameters Menu
My Switch Classes Of Service Admin Access
Configure Global CoS Parameters
Configure Port CoS Parameters
Configure Priority to CoS Mapping
Configure DSCP to CoS Mapping
Configure CoS Access Priorities
<CTRL> Z
-
Help S
-
Shell>
My Switch Global CoS Parameters Admin Access
CoS Weighting 2:1
<
C
TRL> Z-H
e
l
p
S
-
S
h
e
ll>
CoS Weighting
During traffic bursts, frames queued in the switch pending transmission on a port
may have both high and normal priorities. This parameter specifies the weighting
algorithm for transmitting high priority CoS and normal priority CoS frames.
Some examples include:
1:1 - 1 high priority frame is transmitted for every normal priority frame
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