Users Guide

44 Contents
41 Differentiated Services . . . . . . . . . . . . 1451
DiffServ Overview . . . . . . . . . . . . . . . . . . . 1451
How Does DiffServ Functionality Vary Based on
the Role of the Switch?
. . . . . . . . . . . . . . 1452
What Are the Elements of DiffServ Configuration?
1452
Class-Map Processing
. . . . . . . . . . . . . . 1453
Default DiffServ Values
. . . . . . . . . . . . . . . . 1454
Configuring DiffServ (Web)
. . . . . . . . . . . . . . 1456
DiffServ Configuration
. . . . . . . . . . . . . . 1456
Class Configuration
. . . . . . . . . . . . . . . . 1457
Class Criteria
. . . . . . . . . . . . . . . . . . . 1458
Policy Configuration
. . . . . . . . . . . . . . . 1460
Policy Class Definition
. . . . . . . . . . . . . . 1462
Service Configuration
. . . . . . . . . . . . . . . 1465
Service Detailed Statistics
. . . . . . . . . . . . 1466
Flow-Based Mirroring
. . . . . . . . . . . . . . 1467
Configuring DiffServ (CLI)
. . . . . . . . . . . . . . . 1468
DiffServ Configuration (Global)
. . . . . . . . . . 1468
DiffServ Class Configuration for IPv4
. . . . . . . 1469
DiffServ Class Configuration for IPv6
. . . . . . . 1470
DiffServ Protocol Matching
. . . . . . . . . . . . 1472
DiffServ Policy Creation
. . . . . . . . . . . . . . 1473
Simple DiffServ Policy Attributes Configuration
. 1473
DiffServ Service Configuration
. . . . . . . . . . 1476
DiffServ Configuration Examples
. . . . . . . . . . . 1477
Providing Subnets Equal Access to External
Network
. . . . . . . . . . . . . . . . . . . . . . 1477
Configuring DiffServ Policy Using ACLs
. . . . . 1479
DiffServ for VoIP
. . . . . . . . . . . . . . . . . 1481
WRED
. . . . . . . . . . . . . . . . . . . . . . . . . . 1484