Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Configuration Guide
Preface
Downloads: This chapterpdf (PDF - 91.0KB) The complete bookPDF (PDF - 8.86MB) | Feedback

Preface

Table Of Contents

Preface

Changes to This Document

Obtaining Documentation and Submitting a Service Request


Preface


The Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Configuration Guide provides information and procedures related to router interface and hardware configuration.

The preface contains the following sections:

Changes to This Document

Obtaining Documentation and Submitting a Service Request

Changes to This Document

Table 1 lists the technical changes made to this document since it was first published.

Table 1 Changes to This Document 

Revision
Date
Summary

OL-20420-02

October 2010

Added the "Configuring Dense Wavelength Division Multiplexing Controllers on the Cisco ASR 9000 Series Router" module.

OL-20420-02

June 2010

The following updates were made:

Added the "Configuring Bidirectional Forwarding Detection on the Cisco ASR 9000 Series Router" module.

Removed MTU configuration from the "Configuring a Management Ethernet Interface" topic in the "Advanced Configuration and Modification of the Management Ethernet Interface on the Cisco ASR 9000 Series Router" module.

Corrected the VLAN Subinterfaces examples in the "Configuring 802.1Q VLAN Interfaces on the Cisco ASR 9000 Series Router" module.

   

Modified the "Features and Compatible Characteristics of Link Bundles" topic in the "Configuring Link Bundling on the Cisco ASR 9000 Series Router" module to add the following change introduced in Cisco IOS XR Release 3.9.0: When you shut down a bundle interface, the member links are put into err-disable link interface status and admin-down line protocol state.

OL-20420-02

May 2010

The following updates were made in Cisco IOS XR Release 3.9.1:

Support was added on the Cisco ASR 9000 Series Router for the following line cards:

8-Port 10-Gigabit Ethernet Medium Queue Line Card (A9K-8T-B)

16-Port 10-Gigabit Ethernet SFP+ Line Card (A9K-16T/8-B and A9K-16T/8-B+AIP)

Support for the following features was introduced:

Ethernet CFM on Link Aggregation Group (LAG) interfaces (Ethernet bundle interfaces), Ethernet and bundle subinterfaces, and LAG member (bundle member) interfaces.

EFD

AIS

Flexible tagging

The ethernet cfm mep domain command is replaced by the ethernet cfm and mep domain commands.

Support for Layer 3 load balancing on Layer 2 link bundles was added.

Support for channelized T3 SONET was added.

The following new modules were added:

"Configuring Ethernet OAM on the Cisco ASR 9000 Series Router"

"Configuring Channelized SONET on the Cisco ASR 9000 Series Router"

"Configuring Clear Channel SONET Controllers on the Cisco ASR 9000 Series Router"

"Configuring Clear Channel T3 Controllers and Channelized T3 Controllers on the Cisco ASR 9000 Series Router"

OL-20420-01

December 2009

Initial release of this document.


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.