About this Guide

Audience

The Performance Routing Version 3 Configuration Guide is for network managers and administrators. This guide provides an overview on Performance Routing v3 and describes how to configure performance routing v3 on Cisco devices.

Document Organization

This document is organized into the following chapters:

Chapter Description

Overview of Performance Routing v3

Describes the design and different device roles in PfRv3.

Configuring Performance Routing v3

Describes the configuration, verification, and monitoring operations for different components of PfRv3.

Performance Routing v3 Transit Site Support Describes PfRv3 transit site support, and provides information on how to configure and verify PfRv3 transit sites configurations.

Performance Routing v3 Zero SLA Support

Describes PfRv3 Zero SLA support, and provides information on how to configure and verify PfRv3 Zero SLA configurations.

Troubleshooting

Describes the common troubleshooting scenarios along with the workaround.

PfRv3 Remote Prefix Tracking

Describes the PfRv3 remote site prefixes, prefix tracking, and how to display site prefixes.

Command Reference

Lists the various commands required to configure, verify, and debug PfRv3 configurations.

Document Conventions

This document uses the following conventions:

Convention Description

^ or Ctrl

Both the ^ symbol and Ctrl represent the Control (Ctrl) key on a keyboard. For example, the key combination ^D or Ctrl-D means that you hold down the Control key while you press the D key. (Keys are indicated in capital letters but are not case sensitive.)

bold font

Commands and keywords and user-entered text appear in bold font.

Italic font

Document titles, new or emphasized terms, and arguments for which you supply values are in italic font.

Courier font

Terminal sessions and information the system displays appear in courier font.

Bold Courier font

Bold Courier font indicates text that the user must enter.

[x]

Elements in square brackets are optional.

...

An ellipsis (three consecutive nonbolded periods without spaces) after a syntax element indicates that the element can be repeated.

|

A vertical line, called a pipe, indicates a choice within a set of keywords or arguments.

[x | y]

Optional alternative keywords are grouped in brackets and separated by vertical bars.

{x | y}

Required alternative keywords are grouped in braces and separated by vertical bars.

[x {y | z}]

Nested set of square brackets or braces indicate optional or required choices within optional or required elements. Braces and a vertical bar within square brackets indicate a required choice within an optional element.

string

A nonquoted set of characters. Do not use quotation marks around the string or the string will include the quotation marks.

< >

Nonprinting characters such as passwords are in angle brackets.

[ ]

Default responses to system prompts are in square brackets.

!, #

An exclamation point (!) or a pound sign (#) at the beginning of a line of code indicates a comment line.

Reader Alert Conventions

This document uses the following conventions for reader alerts:


Note

Means reader take note. Notes contain helpful suggestions or references to material not covered in the manual.



Tip

Means the following information will help you solve a problem.



Caution

Means reader be careful. In this situation, you might do something that could result in equipment damage or loss of data.



Timesaver

Means the described action saves time. You can save time by performing the action described in the paragraph.



Warning

Means reader be warned. In this situation, you might perform an action that could result in bodily injury.


New and Changed Information

This chapter provides release-specific information for each new and changed feature in the Cisco Performance Routing v3 Configuration Guide.

The following table summarizes the new and changed features for the Cisco Performance Routing v3 Configuration Guide and where they are documented.

Table 1. New and Changed Features
Feature Name Releases Feature Information Where Documented

Performance Routing v3

15.5(1)T

Cisco IOS XE 3.13S

PfRv3 is an intelligent-path control mechanism for improving application delivery and WAN efficiency. PfRv3 protects critical application and increases bandwidth utilization and serves as an integral part of the overall Cisco Intelligent WAN (IWAN) solution.

Performance Routing v3 Zero SLA Support

15.5(1)T

Cisco IOS XE 3.14S

The PfRv3 zero SLA support feature enables users to reduce probing frequency on various ISP links.

Performance Routing v3 Transit Site Support

15.5(2)T

Cisco IOS XE 3.15S

The PfRv3 transit site support feature enables enterprise organizations to configure multiple data centers at the hub site.

Additional References for PfRv3

Related Documents

Related Topic

Document Title

Cisco PfRv3 commands: complete command syntax, command mode, command history, defaults, usage guidelines and examples

Cisco IOS Performance Routing Command Reference

Technical Assistance

Description

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