Preface
From Release 6.1.2 onwards, Cisco introduces support for the 64-bit Linux-based IOS XR operating system.
Extensive feature parity is maintained between the 32-bit and 64-bit environments. Unless explicitly marked
otherwise, the contents of this document are applicable for both the environments. For more details on Cisco
IOS XR 64 bit, refer to the
The preface contains these sections:
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Changes to This Document
This table lists the technical changes made to this document since it was first released.
Table 1: Changes to This Document
Date
April 2016
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Release Notes
Changes to This Document, page xiii
Obtaining Documentation and Submitting a Service Request, page xiii
Cisco ASR 9000 Series Aggregation Services Router Multicast Configuration Guide, Release 6.0.x
for Cisco ASR 9000 Series Routers, Release 6.1.2 document.
Summary
Initial release of this document for the 6.0.1 release.
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