Preface

This preface describes the objectives and organization of this document and explains how to find additional information on related products and services.

Objectives

This document provides an overview of software functionality that is specific to the Cisco ASR 1000 Series Aggregation Services Routers. It is not intended as a comprehensive guide to all of the software features that can be run using the Cisco ASR 1000 Series Routers, but only the software aspects that are specific to these routers.

For information on general software features that are also available on the Cisco ASR 1000 Series Routers, see the Cisco IOS XE technology guide for that specific software feature.

Document Revision History

The Document Revision History records technical changes to this document. The table shows the Cisco IOS XE software release number and document revision number for the change, the date of the change, and a brief summary of the change.

Release No.

Date

Change Summary

Cisco IOS Denali 16.2.1

March 31, 2016

Added Read Me First chapter.

IOS XE 3.13.1

December 12, 2014

Added PPP Half-Bridge on the Cisco ASR 1000 Series Routers chapter.

IOS XE 3.13

July 30, 2014

Added new content to document IEEE 1588v2 PTP Support in the IEEE 1588v2 PTP Support chapter.

Added HDLC-Ethernet Interworking feature updates in the “High-Level Data Link Control-Ethernet Interworking” section of the Configuring MPLS Layer 2 VPNs

IOS XE 3.12

March 28, 2014

Added Multi Member-link MLPPPoA or MLPPPoEoA feature updates in the “Cisco IOS XE Scaling Limits for MLP Bundles” section of the Multilink PPP Support for the Cisco ASR 1000 Series Routers chapter.

IOS XE 3.12

March 28, 2014

Added Minimal Disruptive Restart Phase 3 feature updates in the Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter.

IOS XE 3.12

March 28, 2014

Added MVPNv6 support for the MVPN MLDP over GRE feature in the LSM-MLDP-based MVPN Support chapter.

IOS XE 3.11.0

November 21, 2013

Added MVPNv4 support for the MVPN MLDP over GRE feature in the LSM-MLDP-based MVPN Support chapter.

IOS XE 3.10.0

July 30, 2013

Added Packet Trace chapter.

IOS XE 3.9.0

March 28, 2013

Added new content to document UniDirectional Link Detection (UDLD) Protocol in the UniDirectional Link Detection (UDLD) Protocol chapter.

IOS XE 3.8.0

November 28, 2012

Added Minimal Disruptive Restart Process section in the Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter.

IOS XE 3.7.0

July 25, 2012

Added new content to the Synchronous Ethernet in the Network Synchronization Support chapter.

Added new content to document the Walk-by User Support for PWLAN in ISG in the Broadband Scalability and Performance chapter.

Added new content to the bridge domain interface configurations in the Configuring Bridge Domain Interfaces chapter.

IOS XE 3.6.0

March 30, 2012

Added new content to document the Frame Relay to ATM Bridged Interworking in the Configuring MPLS Layer 2 VPNs chapter.

Added new content to document the xconnect support on GEC (VPWS) on ASR1000 in the Configuring MPLS Layer 2 VPNs chapter.

IOS XE 3.4.0S

July 25, 2011

Added new content to document the Monitoring and Maintaining Multilink Frame Relay feature in the Monitoring and Maintaining Multilink Frame Relay chapter.

Added new content to document In Service One-Shot Software Upgrade Procedure in the Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter.

IOS XE 3.3.0S

March 30, 2011

Added new content to document the Scalability and Performance in the Broadband Scalability and Performance chapter.

Added software upgrade information for ASR 1001 chassis in the “Using Subpackages for Software Upgrade on a Cisco ASR 1001 Router, Cisco ASR 1001-X Router or a Cisco ASR 1002-X Router” section in Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter.

IOS XE 3.2.0S

November 24, 2010

Added new content to document bridge domain interface configurations in the Configuring Bridge Domain Interfaces chapter.

Added new content to document the Synchronous Ethernet in the Network Synchronization Support chapter.

IOS XE 3.1.0S

July 30, 2010

Added upgrade and file package information in the Software Packaging and Architecture chapter.

Added restriction regarding ISSU support in Cisco IOS XE Release 3.1S in Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter.

IOS XE 2.6

February 26, 2010

Moved the ISSU compatibility tables into the Release Notes for Cisco ASR 1000 Series Aggregation Services Routers document.

Relocated other ISSU compatibility information into the Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter.

IOS XE 2.5

December 15, 2009

Updated the Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter with new compatibility information.

IOS XE 2.4

June 30, 2009

Updated the Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter with new compatibility information.

Updated book with installation information for the new optional subpackage for the Cisco WebEx Node for ASR 1000 Series.

IOS XE 2.3

February 27, 2009

Updated the Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter with new compatibility information.

IOS XE 2.2

November 20, 2008

Updated the Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter with new compatibility information.

IOS XE 2.2

November 3, 2008

Added new content to document compatibility of different versions of Cisco IOS XE software in the Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter.

IOS XE 2.2

October 3, 2008

Updated book to document ISSU procedures for Cisco IOS XE Release 2.2. Removed ISSU procedures from the Consolidated Packages and SubPackage Management chapter of the book and created the Software Upgrade Processes Supported by Cisco ASR 1000 Series Routers chapter.

IOS XE 2.2

September 23, 2008

Added the “Troubleshooting Software Mismatch with ESP Board ASR1000-ESP10-N” section for the Cisco ASR 1000 Embedded Services Processor 10G Non Crypto Capable feature.

IOS XE 2.1

July 2, 2008

Added the Configuring and Accessing the Web User Interface section.

Added Appendix Configuration Examples.

IOS XE 2.1

May 2, 2008

First release of the book.

Organization

This document contains the following chapters:

Title

Description

Read Me First

Provides information that is pertinent to Cisco ASR 1000 Series Routers in Cisco IOS XE Denali 16.2.1.

Software Packaging and Architecture

Provides an introduction to Cisco ASR 1000 Series Routers software packaging, processes, and file systems.

Using Cisco IOS XE Software

Provides an introduction to accessing the command-line interface (CLI) and using the Cisco software and related tools.

Console Port, Telnet, and SSH Handling

Provides an overview and configuration options for the handling of incoming console port, telnet, and SSH traffic on the Cisco ASR 1000 Series Routers.

Consolidated Packages and SubPackage Management

Provides information on downloading, installing, and running the software on the Cisco ASR 1000 Series Routers.

Software Upgrade Process

Provides information on ISSU compatibility and performing limited-downtime software upgrades on the Cisco ASR 1000 Series Routers.

High Availability Overview

Provides an overview of the High Availability architecture, behavior, and features on the Cisco ASR 1000 Series Routers.

Scalability and Performance

Provides information on scaling and performance on the Cisco ASR 1000 Series Routers.

Cisco License Call Home

Provides information on activating the Cisco License for Call Home feature.

Configuring Call Home for Cisco ASR 1000 Series Aggregation Services Routers

Provides information about the Call Home feature, which supports e-mail-based and web-based notification of critical system events. A versatile range of message formats are available for optimal compatibility with pager services, standard e-mail, or XML-based automated parsing applications.

Configuring Cisco Right-To-Use License

Provides information on activating the Cisco Right-To-Use License.

UniDirectional Link Detection (UDLD) Protocol

Provides an overview and configuration options for the UDLD protocol on the Cisco ASR 1000 Series Routers.

Using the Management Ethernet Interface

Provides an overview and configuration options for the Management Ethernet interface on the Cisco ASR 1000 Series Routers.

Synchronous Ethernet Support On The Cisco ASR 1000 Series Routers

Provides an overview and configuration options for the Synchronous Ethernet on the Cisco ASR 1000 Series Routers.

Configuring Ethernet Over Soft GRE

Provides an overview and configuration for the Generic Routing Encapsulation (GRE) is a tunneling protocol that can encapsulate a wide variety of network layer protocols inside virtual point-to-point links over an IP internetwork.

Configuring Bridge Domain Interfaces

Provides an overview of configuration options for the Bridge Domain Interface on the Cisco ASR 1000 Series Routers.

Monitoring and Maintaining Multilink Frame Relay

Provides an overview of monitoring and maintaining the Multilink Frame Relay feature for the Cisco ASR 1000 Series Routers.

Configuring MPLS Layer 2 VPNs

Provides an overview of the Frame Relay to ATM Bridged Interworking feature.

LSM-MLDP-based MVPN Support

Provides information on the Label Switched Multicast (LSM) feature supports IPv4 and IPv6 multicast traffic over a Multi-Protocol Label Switching (MPLS) network.

Tracing and Trace Management

Provides an overview of tracing on the Cisco ASR 1000 Series Router, and how to manage the tracing process and files.

PPP Half-Bridge on the Cisco ASR 1000 Series Routers

Provides information about PPP half-bridge on the Cisco ASR 1000 Series Routers.

Configuring and Accessing the Web User Interface

Provides an overview of the Cisco ASR 1000 Series Router web user interface, and information on configuring and accessing the web user interface.

Related Documentation

This section refers you to other documentation that also might be useful as you configure your Cisco ASR 1000 Series Router. The documentation listed below is available online.

Cisco ASR 1000 Series Routers Documentation

Document Conventions

Within the SIP and SPA software configuration guides, the term router is generally used to refer to a variety of Cisco products (for example, routers, access servers, and switches). Routers, access servers, and other networking devices that support Cisco IOS software are shown interchangeably within examples. These products are used only for illustrative purposes; that is, an example that shows one product does not necessarily indicate that other products are not supported.

This document uses the following conventions:

Convention Description
^ or Ctrl

Both the ^ symbol and Ctrl represent the Control (Ctrl) key on a keyboard. For example, the key combination ^D or Ctrl-D means that you hold down the Control key while you press the D key. (Keys are indicated in capital letters but are not case sensitive.)

bold font

Commands and keywords and user-entered text appear in bold font.

Italic font

Document titles, new or emphasized terms, and arguments for which you supply values are in italic font.

Courier font

Terminal sessions and information the system displays appear in courier font.

Bold Courier font

Bold Courier font indicates text that the user must enter.

[x]

Elements in square brackets are optional.

...

An ellipsis (three consecutive nonbolded periods without spaces) after a syntax element indicates that the element can be repeated.

|

A vertical line, called a pipe, indicates a choice within a set of keywords or arguments.

[x | y]

Optional alternative keywords are grouped in brackets and separated by vertical bars.

{x | y}

Required alternative keywords are grouped in braces and separated by vertical bars.

[x {y | z}]

Nested set of square brackets or braces indicate optional or required choices within optional or required elements. Braces and a vertical bar within square brackets indicate a required choice within an optional element.

string

A nonquoted set of characters. Do not use quotation marks around the string or the string will include the quotation marks.

< >

Nonprinting characters such as passwords are in angle brackets.

[ ]

Default responses to system prompts are in square brackets.

!, #

An exclamation point (!) or a pound sign (#) at the beginning of a line of code indicates a comment line.

Reader Alert Conventions

This document uses the following conventions for reader alerts:


Note

Means reader take note. Notes contain helpful suggestions or references to material not covered in the manual.


Tip

Means the following information will help you solve a problem.


Caution

Means reader be careful. In this situation, you might do something that could result in equipment damage or loss of data.


Timesaver

Means the described action saves time. You can save time by performing the action described in the paragraph.


Warning

Means reader be warned. In this situation, you might perform an action that could result in bodily injury.

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