Preface

The Preface contains these topics:

Changes to this Document

This table lists the technical changes made to this document since it was first printed.

Table 1. Changes to This Document
Date Change Summary

September 2013

Initial release of this document.

January 2014

Republished with documentation updates for Release 5.0.1 features.

August 2014

Republished with documentation updates for Release 5.2.1 features.

January 2015

Republished with documentation updates for Release 5.2.3 features.

November 2016

Republished with documentation updates for Release 6.1.2 features.

July 2017

Republished with documentation updates for Release 6.2.2 features.

March 2018

Republished with documentation updates for Release 6.3.2 and Release 6.4.1 features.

Obtaining Documentation and Submitting a Service Request

For information on obtaining documentation, using the Cisco Bug Search Tool (BST), submitting a service request, and gathering additional information, see What's New in Cisco Product Documentation.

To receive new and revised Cisco technical content directly to your desktop, you can subscribe to the . RSS feeds are a free service.