Cisco Systems A9014CFD manual About This Guide, Document Revision History

About This Guide

This section describes the objectives, audience, organization, and conventions of this software configuration guide. It contains the following sections:

•Document Revision History, page xxxvii

•Objectives, page xlvii

•Audience, page xlvii

•Organization, page xlvii

•Conventions, page l

•Related Documentation, page li

•Obtaining Documentation, Obtaining Support, and Security Guidelines, page li

Document Revision History

The Document Revision History table records technical changes to this document.

Document
Number	Date	Change Summary
OL-23826-01	November 2011	Initial version of the document.
OL-23826-02	January 2012	Following are the updates specific to this release:
		• Cisco ASR 901 supports port based licensing. This type of
		license is applicable to gigabit ethernet ports only. Ports 4 to
		7 are enabled by default. For Copper and SFP ports, you need
		to purchase separate licenses to enable them. For more
		details see, Chapter 2, “Licensing”.
		• SL-A901-B license supports VRF-Lite. For more details see,
		Chapter 2, “Licensing”.
		• The minimum time interval supported for BFD is 50 ms. For
		more details, see Chapter 19, “Configuring Bidirectional
		Forwarding Detection”.
		• Cisco ASR 901 supports MLPPP configuration. For more
		details, see Chapter 25, “Configuring MLPPP”.

	Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide
OL-23826-09		-xxxvii