Cisco Systems QC-29 Manual De Usuario

The following prerequisites are required for configuring QoS congestion management on your network:

You must be in a user group associated with a task group that includes the proper task IDs for QoS 
commands. Task IDs for commands are listed in the Cisco IOS XR Task ID Reference Guide.

For detailed information about user groups and task IDs, see the Configuring AAA Services on 
Cisco IOS XR Software module of the Cisco IOS XR System Security Configuration Guide.

You must be familiar with Cisco IOS QoS configuration tasks and concepts.

To implement QoS congestion management features in this document, you must understand the 
following concepts:

Release 2.0

This feature was introduced on the Cisco CRS-1.

Release 3.0

No modification.

Release 3.2

This feature was first supported on the Cisco XR 12000 Series Router with 
the exception of the following:
Two-rate policer and two-token bucket algorithm.
The pir and violate-action keywords for the police command.
Packet-by-packet MDRR scheduling mechanism.

Added configuration examples.