Cisco IOS XR Advanced System Command Reference for the Cisco XR 12000 Router, Release 4.3.x
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This Preface contains these sections:

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
Revision Date Change Summary


May 2013

Republished with documentation updates for Cisco IOS XR Release 4.3.1 features.


December 2012

Initial release of this document.

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