Administrator Guide

Contents 49
Two-Rate Meter Implementation. . . . . . . . . 1543
44 Class-of-Service . . . . . . . . . . . . . . . . . 1545
CoS Overview . . . . . . . . . . . . . . . . . . . . . 1545
What Are Trusted and Untrusted Port
Modes?
. . . . . . . . . . . . . . . . . . . . . . 1546
How Is Traffic Shaping Used on Egress
Traffic?
. . . . . . . . . . . . . . . . . . . . . . 1546
How Are Traffic Queues Defined?
. . . . . . . . 1547
Which Queue Management Methods
Are Supported? . . . . . . . . . . . . . . . . . . 1547
CoS Queue Usage
. . . . . . . . . . . . . . . . 1549
Default CoS Values
. . . . . . . . . . . . . . . . . . 1549
Configuring CoS (Web)
. . . . . . . . . . . . . . . . 1551
Mapping Table Configuration
. . . . . . . . . . 1551
Interface Configuration
. . . . . . . . . . . . . . 1553
Interface Queue Configuration
. . . . . . . . . . 1554
Interface Queue Drop Precedence
Configuration . . . . . . . . . . . . . . . . . . . 1555
Configuring CoS (CLI)
. . . . . . . . . . . . . . . . . 1557
Mapping Table Configuration
. . . . . . . . . . 1557
CoS Interface Configuration Commands
. . . . . 1558
Interface Queue Configuration
. . . . . . . . . . 1558
Configuring Interface Queue Drop
Probability . . . . . . . . . . . . . . . . . . . . 1560
CoS Configuration Example
. . . . . . . . . . . . . . 1561
Explicit Congestion Notification
. . . . . . . . . . . 1564
Enabling ECN in Microsoft Windows
. . . . . . . 1565
Example 1: SLA Configuration
. . . . . . . . . . 1566