user manual

v
Cisco CRS-1 Carrier Routing System Multishelf System Upgrade and Conversion Guide
OL-12571-01
Preface
This guide describes how to upgrade a single-shelf Cisco CRS-1 to a multishelf system. The upgrade
process is similar to the process for a new multishelf system installation. This guide documents only the
differences between the upgrade process and the new installation process.
The preface contains the following sections:
• Changes to This Document, page v
• Obtaining Documentation, page v
• Documentation Feedback, page vi
• Cisco Product Security Overview, page vi
• Product Alerts and Field Notices, page vii
• Obtaining Technical Assistance, page viii
• Obtaining Additional Publications and Information, page ix
Changes to This Document
Table 1 lists the technical changes made to this document since it was first printed.
Obtaining Documentation
Cisco documentation and additional literature are available on Cisco.com. This section explains the
product documentation resources that Cisco offers.
Cisco.com
You can access the most current Cisco documentation at this URL:
http://www.cisco.com/techsupport
Table 1 Changes to This Document
Revision Date Change Summary
OL-12571-01 February 2007 Initial release of the document.