Cisco XR 12000

Preface
The Cisco IOS XR Advanced System Command Reference for the Cisco XR 12000 Series preface contains
these sections:
•
Changes to This Document, page vii
•
Obtaining Documentation and Submitting a Service Request, page vii
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
Change SummaryDateRevision
Initial release of this document.September 2013OL-30353-01
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.
Cisco IOS XR Advanced System Command Reference for the Cisco XR 12000 Router, Release 5.1.x
OL-30353-01 vii