Changes To This Document; Qc-Ix; Obtaining Documentation And Submitting A Service Request - Cisco ASR 9000 Series Configuration Manual

Preface
This document describes the Cisco ASR 9000 Series Aggregation Services Router Quality of Service
(QoS) feature for prioritizing traffic flow and providing preferential forwarding for higher-priority
packets. The QoS techniques described include allocating bandwidth, improving loss characteristics,
avoiding and managing network congestion, metering network traffic, and setting traffic-flow priorities
across the network.
For QoS command descriptions, usage guidelines, and examples, refer to the Cisco ASR 9000 Series
Aggregation Services Router Modular Quality of Service Command Reference.
The preface contains the following sections:
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Changes to This Document

Table 1
Table 1
Revision
OL-17239-01

Obtaining Documentation and Submitting a Service Request

For information on obtaining documentation, submitting a service request, and gathering additional
information, see the monthly What's New in Cisco Product Documentation, which also lists all new and
revised Cisco technical documentation, at:
http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html
Subscribe to the What's New in Cisco Product Documentation as a Really Simple Syndication (RSS) feed
and set content to be delivered directly to your desktop using a reader application. The RSS feeds are a free
service and Cisco currently supports RSS version 2.0.
OL-17239-01
D r a f t — C i s c o C o n f i d e n t i a l
Changes to This Document, page ix
Obtaining Documentation and Submitting a Service Request, page ix
lists the technical changes made to this document since it was first printed.
Changes to This Document
Date
March 2009
Cisco ASR 9000 Series Aggregation Services Router Modular Quality of Service Configuration Guide
Change Summary
Initial release of this document.

QC-ix