cisco 12000 series router sip and spa software configuration...

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Cisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)June 18, 2007

Text Part Number: OL-8832-01, Rev. C3

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Cisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)Copyright © 2007 Cisco Systems, Inc. All rights reserved.

iiiCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)

Release 12.0(32)SY, OL-8832-01, Rev. C3, March 22, 2007

C O N T E N T S

Preface xv

Document Change History xv

Objectives xvi

Organization xvii

Related Documentation xviiiCisco 12000 Series Router Documentation xviiiCisco IOS Software Publications xix

Document Conventions xix

Obtaining Documentation xx

Obtaining Documentation xxCisco.com xxProduct Documentation DVD xxiOrdering Documentation xxi

Documentation Feedback xxi

Cisco Product Security Overview xxiiReporting Security Problems in Cisco Products xxii

Obtaining Technical Assistance xxiiiCisco Technical Support & Documentation Website xxiiiSubmitting a Service Request xxiiiDefinitions of Service Request Severity xxiv

Obtaining Additional Publications and Information xxiv

Shared Port Adapters

Using Cisco IOS Software 1-1

Accessing the CLI Using a Router Console 1-1Accessing the CLI Using a Directly-Connected Console 1-1Accessing the CLI from a Remote Console Using Telnet 1-3Accessing the CLI From a Remote Console Using a Modem 1-4

Using Keyboard Shortcuts 1-4

Using the History Buffer to Recall Commands 1-5

Understanding Command Modes 1-5

Getting Help 1-7

Contents

ivCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Example: How to Find Command Options 1-7

Using the no and default Forms of Commands 1-10

Saving Configuration Changes 1-11

Filtering Output from the show and more Commands 1-11

Finding Support Information for Platforms and Cisco IOS Software Images 1-12Using Cisco Feature Navigator 1-12Using Software Advisor 1-12Using Software Release Notes 1-12

SIP and SPA Product Overview 2-1

Introduction to SIPs and SPAs 2-1SPA Interface Processors 2-1Shared Port Adapters 2-2SFP and XFP Optics Modules 2-3

SIP and SPA Compatibility 2-4

Overview of the Cisco 12000 Series Router SIPs 3-1

Release History 3-1

Supported Features 3-1Cisco 12000 SIP-401, Cisco 12000 SIP-501, Cisco 12000 SIP-600, and Cisco 12000 SIP-601 Features 3-2Cisco 12000 SIP-400 Features 3-3Key Features 3-4

Supported MIBs 3-5

Displaying the SPA Hardware Type 3-9Example of the show gsr Command 3-10

Gigabit Ethernet Shared Port Adapters

Overview of the Gigabit Ethernet SPAs 4-1

Release History 4-1

Supported Features 4-2Gigabit Ethernet SPA Features 4-2

Supported MIBs 4-3

SPA Architecture 4-3Path of a Packet in the Ingress Direction 4-4

Contents

vCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Path of a Packet in the Egress Direction 4-4

Displaying the SPA Hardware Type 4-4Example of the show interfaces Command 4-5

Configuring the Fast Ethernet and Gigabit Ethernet SPAs 5-1

Configuration Tasks 5-1Required Configuration Tasks 5-2Specifying the Interface Address 5-4Modifying the MAC Address on the Interface 5-5Gathering MAC Address Accounting Statistics 5-6Configuring HSRP 5-6Modifying the Interface MTU Size 5-7Configuring the Encapsulation Type 5-9Configuring Autonegotiation on an Interface 5-9Configuring a Subinterface on a VLAN 5-10Configuring Flow Control Support on the Link 5-11Saving the Configuration 5-12Shutting Down and Restarting an Interface on a SPA 5-12

Verifying the Interface Configuration 5-12Verifying Per-Port Interface Status 5-13

Configuration Examples 5-14Basic Interface Configuration Example 5-14MAC Address Configuration Example 5-15MTU Configuration Example 5-15VLAN Configuration Example 5-16

Troubleshooting the Gigabit Ethernet SPA 6-1

General Troubleshooting Information 6-1Using Debug Commands 6-1Using show Commands 6-2

Performing Basic Interface Troubleshooting 6-2Verifying the Interface is Up 6-4Verifying the Line Protocol is Up 6-5Verifying Output Hang Status 6-5Verifying the CRC Counter 6-5Verifying Late Collisions 6-5Verifying the Carrier Signal 6-5

Understanding SPA Automatic Recovery 6-6

Contents

viCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


When Automatic Recovery Occurs 6-6If Automatic Recovery Fails 6-6

Configuring the Interface for Internal Loopback 6-7Configuring the Interface for Internal Loopback 6-7Configuring the Interface for External Loopback 6-7Verifying Loopback Status 6-7

Using the Cisco IOS Event Tracer to Troubleshoot Problems 6-8

Preparing for Online Insertion and Removal of a SPA 6-8

Command Summary for Gigabit Ethernet SPAs 7-1

Serial Shared Port Adapters

Overview of the Serial SPAs 8-1

Release History 8-1

Supported Features 8-1SIP-400 Features 8-2SPA Features 8-2

Restrictions 8-4

Supported MIBs 8-4

Displaying the SPA Hardware Type 8-5Example of the show interface Command 8-6

Configuring the 2-Port and 4-Port Channelized T3 SPA 9-9

Configuration Tasks 9-9Required Configuration Tasks 9-10Specifying the Interface Address on a SPA 9-15Optional Configurations 9-16Saving the Configuration 9-25


Configuration Examples 9-27DSU Configuration Example 9-27MDL Configuration Example 9-28Encapsulation Configuration Example 9-28Framing - Unchannelized Mode Configuration Example 9-28Facility Data Link Configuration Example 9-29

Contents

viiCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Scrambling Configuration Example 9-29

Configuring the 2-Port and 4-Port T3/E3 SPAs 10-1

Configuration Tasks 10-1Required Configuration Tasks 10-2Specifying the Interface Address on a SPA 10-3Optional Configurations 10-4

Verifying the Interface Configuration 10-13Verifying Per-Port Interface Status 10-13Monitoring Per-Port Interface Statistics 10-13

Configuration Examples 10-14DSU Configuration Example 10-15MDL Configuration Example 10-15Scrambling Configuration Example 10-15Framing Configuration Example 10-16Encapsulation Configuration Example 10-16Cable Length Configuration Example 10-16Invert Data Configuration Example 10-16Trace Trail Buffer Configuration Example 10-17

Configuring the 8-Port Channelized T1/E1 SPA 12-1

Configuration Tasks 12-1Required Configuration Tasks 12-1Specifying the Interface Address on a SPA 12-6Optional Configurations 12-6Saving the Configuration 12-17


Configuration Examples 12-18Framing and Encapsulation Configuration Example 12-19CRC Configuration Example 12-19Facility Data Link Configuration Example 12-20MLPPP Configuration Example 12-20MFR Configuration Example 12-21Invert Data on the T1/E1 Interface Example 12-22

Contents

viiiCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Configuring the 1-Port Channelized OC-3/STM-1 SPA 12-1

Configuration Tasks 12-1Required Configuration Tasks 12-1Selection of Physical Port and Controller configuration 12-2Optional Configurations 12-12Saving the Configuration 12-21


Command Summary for Serial SPAs 13-1

Packet over SONET Shared Port Adapters

Overview of the POS SPAs 14-1

Release History 14-1

POS Technology Overview 14-2

Supported Features 14-3SONET/SDH Compliance Features 14-3SONET/SDH Error, Alarm, and Performance Monitoring Features 14-4SONET/SDH Synchronization Features 14-4WAN Protocol Features 14-5Network Management Features 14-5

Restrictions 14-6

Supported MIBs 14-7

SPA Architecture 14-81-Port OC-192c/STM-64 POS/RPR XFP SPA Architecture 14-81-Port OC-192c/STM-64 POS/RPR SPA and 1-Port OC-192c/STM-64 POS/RPR XFP SPA Architecture 14-102-Port OC-48c/STM-16 POS SPA Architecture 14-11

Displaying the SPA Hardware Type 14-12Example of the show interfaces Command 14-12Example of the show diags Command 14-13Example of the show controllers Command 14-14

Configuring the POS SPAs 15-1

Configuration Tasks 15-1Required Configuration Tasks 15-2Specifying the Interface Address on a SPA 15-4

Contents

ixCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Modifying the Interface MTU Size 15-4Modifying the POS Framing 15-5Modifying the Keepalive Interval 15-7Modifying the CRC Size 15-7Modifying the Clock Source 15-8Modifying SONET Payload Scrambling 15-10Configuring the Encapsulation Type 15-11Configuring APS 15-11Configuring POS Alarm Trigger Delays 15-13Configuring SDCC 15-15Saving the Configuration 15-17Shutting Down and Restarting an Interface on a SPA 15-17

Verifying the Interface Configuration 15-17Verifying Per-Port Interface Status 15-17Monitoring Per-Port Interface Statistics 15-18

Configuration Examples 15-19Basic Interface Configuration Example 15-20MTU Configuration Example 15-20POS Framing Configuration Example 15-21Keepalive Configuration Example 15-21CRC Configuration Example 15-21Clock Source Configuration Example 15-22SONET Payload Scrambling Configuration Example 15-22Encapsulation Configuration Example 15-22APS Configuration Example 15-22POS Alarm Trigger Delays Configuration Example 15-23SDCC Configuration Example 15-24

Command Summary for the POS SPAs 16-1

Field-Programmable Devices

Upgrading Field-Programmable Devices 17-1

Release History 17-1

FPD Quick Upgrade 17-2FPD Quick Upgrade Before Upgrading your Cisco IOS Release (Recommended) 17-2FPD Quick Upgrade After Upgrading your Cisco IOS Release 17-2

Overview of FPD Images and Packages 17-3

Upgrading FPD Images 17-3

Contents

xCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Migrating to a Newer Cisco IOS Release 17-3Upgrading FPD Images in a Production System 17-5

Optional FPD Procedures 17-6

FPD Image Upgrade Examples 17-12

Troubleshooting Problems with FPD Image Upgrades 17-14Power Failure or Removal of a SPA During an FPD Image Upgrade 17-14

Command Summary for FPDs 18-1

SIP and SPA Command Reference 19-1

GL O S S A R Y

IN D E X

F I G U R E S

xiCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Figure 2-1 Single-height and Double-height SPA Sizes 2-2

Figure 2-2 Horizontal and Vertical Chassis Slot Orientation for SPAs 2-2

Figure 5-1 Slot, Subslot, and Port Locations for the Cisco 10-port Gigabit Ethernet SPA and the 1-Port 10-Gigabit Ethernet SPA. 5-5

Figure 14-1 1-Port OC-192c/STM-64 POS/RPR XFP SPA Architecture 14-8

Figure 14-2 1-Port OC-192c/STM-64 POS/RPR XFP SPA Architecture 14-10

Figure 14-3 2-Port OC-48c/STM-16 POS SPA Architecture 14-11

Figure 15-1 Basic APS Configuration 15-23

Figures

xiiCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


T A B L E S

xiiiCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Table 1 Document Change History Table xv

Table 1-1 Keyboard Shortcuts 1-5

Table 1-2 History Substitution Commands 1-5

Table 1-3 Accessing and Exiting Command Modes 1-6

Table 1-4 How to Find Command Options 1-8

Table 2-1 SFP Modules 2-3

Table 2-2 SPA Optics Compatibility 2-3

Table 2-3 SIP and SPA Compatibility on the Cisco 12000 Series Router 2-4

Table 3-1 SPA Hardware Descriptions in show Commands 3-9

Table 4-1 Release Historyfor Ethernet SPAs 4-1


Table 5-1 Slot and Port Locations for the Gigabit Ethernet SPAs 5-5

Table 6-1 Basic Interface Troubleshooting Steps 6-3

Table 7-1 Command Summary 7-1


Table 13-1 Command Summary 13-1

Table 14-1 POS Feature Compatibility and Restrictions by SIP and SPA Combination 14-6


Table 16-1 Command Summary for POS SPAs 16-1

Table 17-1 FPD Release History 17-1

Table 18-1 FPD Command Summary 18-1

Table 19-1 Interface Type Keywords 19-25

Table 19-2 show controllers pos Field Descriptions 19-37

Table 19-3 show controllers pos pm Field Descriptions 19-40

Table 19-4 show controllers serial Field Descriptions 19-46

Table 19-5 show diag (AIC) Field Descriptions 19-53

Table 19-6 show diag (AIM-VPN) Field Descriptions 19-54

Table 19-7 show diag subslot Field Descriptions 19-54

Table 19-8 Operational Status Field Descriptions 19-64

Table 19-9 show interface sdcc Field Descriptions 19-69

Table 19-10 show interfaces gigabitethernet Field Descriptions—Gigabit Ethernet SPA 19-74

Figures

xivCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Table 19-11 show interfaces pos Field Descriptions 19-82

Table 19-12 show interfaces serial Field Descriptions—Synchronous Serial Interface 19-89

Table 19-13 show interfaces serial Field Descriptions—PA-2JT2 Serial Interface 19-92

Table 19-14 show interfaces serial Field Descriptions—PA-E3 19-93

Table 19-15 show interfaces serial Field Descriptions—PA-T3 19-94

Table 19-16 show interfaces serial Field Descriptions—CT3IP 19-95

Table 19-17 show interfaces serial Field Descriptions—Frame Relay Interface Queueing and Fragmentation 19-98

Table 19-18 show interfaces serial Field Descriptions—ANSI LMI 19-100

Table 19-19 show interfaces serial Field Descriptions—LAPB 19-100

Table 19-20 show interfaces serial Field Descriptions—PPP Encapsulation 19-101

Table 19-21 show interfaces serial Field Descriptions—SDLC Enabled 19-102

Table 19-22 SDLC Secondary Interface Descriptions 19-102

Table 19-23 SDLLC Parameter Descriptions 19-103

Table 19-24 show interfaces serial Field Descriptions—X.25 Enabled 19-104

Table 19-25 show interfaces serial Field Descriptions—Accounting 19-106

Table 19-26 show interfaces serial Field Descriptions—Cisco AS5800 19-106

Table 19-27 T3/E3 SPA—Command Field Descriptions 19-107

Table 28 Relationship Between duplex and speed Commands 19-121

xvCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Preface

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

• Document Change History, page xv

• Objectives, page xvi

• Organization, page xvii

• Related Documentation, page xviii

• Document Conventions, page xix

• Obtaining Documentation, page xx

Document Change HistoryTable 1 provides a list of the changes to this document.

Table 1 Document Change History Table

Release No. Revision Date Change Summary

12.0(31)S Release 12.0(31)S

April 26, 2005 Initial release and 1st publication. Provides Cisco IOS commands and configuration procedures for the following SPAs installed in a Cisco 12000 SIP-400 or a Cisco 12000 SIP-600:

• 1-Port 10-Gigabit Ethernet SPA

• 5-Port 10 Gigabit Ethernet SPA

• 10-Port Gigabit Ethernet SPA

• 2-Port and 4-Port Clear Channel T3/E3 SPA

• 2-Port and 4-Port Channelized T3 SPA

• 1-Port OC-192c/STM-64 POS/RPR SPA

12.0(31)S2 Release 12.0(31)S2

September 22, 2005 Support for the following hardware by the Cisco 12000 SIP-600 was introduced on the Cisco 12000 series router:

• 2-Port OC-48c/STM-16 POS SPA

Preface Objectives

xviCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


ObjectivesThis document describes the configuration and troubleshooting of SPA interface processors (SIPs) and shared port adapters (SPAs) that are supported on a Cisco 12000 Series Router.

12.0(32)S Release 12.0(32)S

January 20, 2006 Support for the following SPA interface processor (SIP) hardware was introduced on the Cisco 12000 series routers:

• Cisco 12000 SIP-401

• Cisco 12000 SIP-501

• Cisco 12000 SIP-601

Support for the following SPAs with the SIP 401/501/601 was introduced on Cisco 12000 series routers:

• 1-Port 10-Gigabit Ethernet SPA

• 8-Port FastEthernet SPA

• 10-Port Gigabit Ethernet SPA

Support for the following hardware by the Cisco 12000 SIP-601 was introduced on the Cisco 12000 series router:

• 1-Port OC-192c/STM-64 POS/RPR SPA

• 1-Port OC-192c/STM-64 POS/RPR XFP SPA

Support for the following hardware by the Cisco 12000 SIP-501 and Cisco 12000 SIP-601 was introduced on the Cisco 12000 series router:


12.0(32)SY Release 12.0(32)SY

June 26, 2006 Support for the following hardware by the Cisco 12000 SIP-401, Cisco 12000 SIP-501 and Cisco 12000 SIP-601 was introduced on the Cisco 12000 series router:

• 8-Port Fast Ethernet SPA (SPA-8X1FE-TX-V2)

• 1-Port 10-Gigabit Ethernet SPA (SPA-1X10GE-L-V2)

• 2-Port Gigabit Ethernet SPA (SPA-2X1GE-V2)

• 5-Port Gigabit Ethernet SPA (SPA-5x1GE-V2)

• 10-Port Gigabit Ethernet SPA (SPA-10X1GE-V2)

• 2-Port OC-3c/STM-1 and OC-12c/STM-4 POS SPA





Table 1 Document Change History Table (continued)

Release No. Revision Date Change Summary

Preface Organization

xviiCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


OrganizationThis document contains the following chapters:

Chapter Title Description

Part 1 Shared Port Adapters Covers IOS Software and SIP and SPA overview.

Chapter 1 Using Cisco IOS Software Provides an introduction to accessing the command-line interface (CLI) and using the Cisco IOS Software and related tools.

Chapter 2 SIP and SPA Product Overview Provides an introduction to modular services cards (SIPs) and shared port adapters (SPAs).

Chapter 3 Overview of the Cisco 12000 Series Router SIPs

Provides an overview of the release history, and feature and Management Information Base (MIB) support for the SIPs supported on the Cisco 12000 Series Routers.

Part 2 Gigabit Ethernet Shared Port Adapters

Covers Gigabit Ethernet SPA Configuration.

Chapter 4 Overview of the Gigabit Ethernet SPAs

Provides an overview of the release history, and feature and Management Information Base (MIB) support for the Gigabit Ethernet SPAs on the Cisco 12000 series router.

Chapter 5 Configuring the Fast Ethernet and Gigabit Ethernet SPAs

Describes how to configure the Gigabit Ethernet SPAs on the Cisco 12000 Series Router.

Chapter 6 Troubleshooting the Gigabit Ethernet SPA

This chapter describes techniques that you can use to troubleshoot the operation of your GigabitEthernet SPAs.

Chapter 7 Command Summary for Gigabit Ethernet SPAs

Provides an alphabetical list of the most significant commands that are needed to configure, monitor, and maintain the Fast Ethernet and Gigabit Ethernet shared port adapter (SPA) cards.

Part 3 Serial Shared Port Adapters Covers Serial SPAs.

Chapter 8 Overview of the Serial SPAs Provides an overview of the release history, features, and MIBs for the 2 and 4-Port T3/E3 SPA and the 2 or 4-Port CT3 SPA.

Chapter 9 Configuring the 2-Port and 4-Port Channelized T3 SPA

Provides information about configuring the 2-Port and 4-Port Channelized T3 Shared Port Adapters (SPAs) on the Cisco 12000 series routers.

Chapter 10 Configuring the 2-Port and 4-Port T3/E3 SPAs

Provides information about configuring the 2-Port and 4-Port T3/E3 Shared Port Adapters (SPAs) on the Cisco 12000 Series routers.

Chapter 13 Command Summary for Serial SPAs

Provides an alphabetical list of some of the related commands to configure, monitor, and maintain Serial SPAs.

Part 4 Packet over SONET Shared Port Adapters

Covers POS SPAs.

Preface Related Documentation

xviiiCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Related DocumentationThis section refers you to other documentation that also might be useful as you configure your Cisco 12000 Series Router. The documentation listed below is available online.

• Cisco 7600 Series Router SIP, SSC, and SPA Hardware Installation Guide

• Cisco 7600 Series Router SIP, SSC, and SPA Software Configuration Guide

• Cisco IOS Release Release Notes for Cisco 12000 Series Routers

• Regulatory Compliance and Safety Information for Cisco 12000 Series Routerss

Cisco 12000 Series Router DocumentationAs you configure SIPs and SPAs on your Cisco 12000 Series Router, you should also refer to the following companion publication for important hardware installation information:

• Cisco 7600 Series Router SIP, SSC, and SPA Hardware Installation Guide

Some of the other Cisco 12000 Series Router publications might be useful to you as you configure your Cisco 12000 Series Router. The following URL provides a wide range of documentation for the various Cisco 12000 Series Routers and their accompanying field replaceable units (FRUs):

http://www.cisco.com/univercd/cc/td/doc/product/core/cis12000/

Several other publications are also related to the Cisco 12000 Series Router. For a complete reference of related documentation, refer to the various roadmap documents located at the following URL:

Chapter 14 Chapter 14, “Overview of the POS SPAs”

Provides an overview of the release history, and feature and Management Information Base (MIB) support for the Packet over SONET (POS) SPAs on the Cisco 12000 Series Router.

Chapter 15 Configuring the POS SPAs Provides information about configuring the Packet over SONET (POS) SPAs on the Cisco 12000 SIP-600 series routers.

Chapter 16 Command Summary for the POS SPAs

Provides an alphabetical list of some of the related commands to configure, monitor, and maintain POS SPAs.

Part 5 Field-Programmable Devices Covers FPDs.

Chapter 17 Upgrading Field-Programmable Devices

Provides information about upgrading the Field-Programmable Gate Array (FPGA) on the Cisco 12000 Series Router.

Chapter 18 Command Summary for FPDs Provides an alphabetical list of some of the related commands to configure, monitor, and upgrade FPD images for SPAs on the Cisco 12000 Series Router.

Chapter 19 SIP and SPA Command Reference Describes Cisco IOS software command reference information including syntax, usage guidelines, and examples for all new and modified commands for SPAs on a Cisco 12000 Series Router.

Chapter Title Description

http://www.cisco.com/univercd/cc/td/doc/product/core/cis12000/

Preface Document Conventions

xixCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


http://www.cisco.com/univercd/cc/td/doc/product/core/cis12000/roadmap/

Cisco IOS Software PublicationsYour router, switch, or gateway and the Cisco IOS software running on it contain extensive features. You can find documentation for Cisco IOS software features at the following URL:

http://www.cisco.com/univercd/cc/td/doc/product/software/

Cisco IOS Release 12.0 S Software Publications

Documentation for Cisco IOS Release 12.0 S, including release notes and system error messages, can be found at the following URL:

http://www.cisco.com/univercd/cc/td/doc/product/software/ios120/

Document ConventionsWithin 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 documentation uses the following conventions:

Command syntax descriptions use the following conventions:

Convention Description

^ or Ctrl The ^ and Ctrl symbols represent the Control key. For example, the key combination ^D or Ctrl-D means hold down the Control key while you press the D key. Keys are indicated in capital letters but are not case sensitive.

string A string is a nonquoted set of characters shown in italics. For example, when setting an SNMP community string to public, do not use quotation marks around the string or the string will include the quotation marks.


bold Bold text indicates commands and keywords that you enter literally as shown.

italics Italic text indicates arguments for which you supply values.

[x] Square brackets enclose an optional element (keyword or argument).

| A vertical line indicates a choice within an optional or required set of keywords or arguments.

[x | y] Square brackets enclosing keywords or arguments separated by a vertical line indicate an optional choice.

{x | y} Braces enclosing keywords or arguments separated by a vertical line indicate a required choice.

http://www.cisco.com/univercd/cc/td/doc/product/core/cis12000/roadmap/http://www.cisco.com/univercd/cc/td/doc/product/software/index.htmhttp://www.cisco.com/univercd/cc/td/doc/product/software/ios120/index.htm

Preface Obtaining Documentation

xxCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Nested sets of square brackets or braces indicate optional or required choices within optional or required elements. For example:

Examples use the following conventions:

The following conventions are used to attract the attention of the reader:

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

Note Means reader take note. Notes contain helpful suggestions or references to materials not contained in this manual.

Obtaining Documentation

Obtaining DocumentationCisco documentation and additional literature are available on Cisco.com. Cisco also provides several ways to obtain technical assistance and other technical resources. These sections explain how to obtain technical information from Cisco Systems.

Cisco.comYou can access the most current Cisco documentation at this URL:

http://www.cisco.com/techsupport

You can access the Cisco website at this URL:

http://www.cisco.com


[x {y | z}] Braces and a vertical line within square brackets indicate a required choice within an optional element.

Convention Descriptionscreen Examples of information displayed on the screen are set in Courier font.

bold screen Examples of text that you must enter are set in Courier bold font.

< > Angle brackets enclose text that is not printed to the screen, such as passwords.

! An exclamation point at the beginning of a line indicates a comment line. (Exclamation points are also displayed by the Cisco IOS software for certain processes.)

[ ] Square brackets enclose default responses to system prompts.

http://www.cisco.com/techsupporthttp://www.cisco.com

Preface Documentation Feedback

xxiCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


You can access international Cisco websites at this URL:

http://www.cisco.com/public/countries_languages.shtml

Product Documentation DVDCisco documentation and additional literature are available in the Product Documentation DVD package, which may have shipped with your product. The Product Documentation DVD is updated regularly and may be more current than printed documentation.

The Product Documentation DVD is a comprehensive library of technical product documentation on portable media. The DVD enables you to access multiple versions of hardware and software installation, configuration, and command guides for Cisco products and to view technical documentation in HTML. With the DVD, you have access to the same documentation that is found on the Cisco website without being connected to the Internet. Certain products also have .pdf versions of the documentation available.

The Product Documentation DVD is available as a single unit or as a subscription. Registered Cisco.com users (Cisco direct customers) can order a Product Documentation DVD (product number DOC-DOCDVD=) from the Ordering tool or Cisco Marketplace.

Cisco Ordering tool:

http://www.cisco.com/en/US/partner/ordering/

Cisco Marketplace:

http://www.cisco.com/go/marketplace/

Ordering DocumentationBeginning June 30, 2005, registered Cisco.com users may order Cisco documentation at the Product Documentation Store in the Cisco Marketplace at this URL:


Cisco will continue to support documentation orders using the Ordering tool:

• Registered Cisco.com users (Cisco direct customers) can order documentation from the Ordering tool:

http://www.cisco.com/en/US/partner/ordering/

• Instructions for ordering documentation using the Ordering tool are at this URL:

http://www.cisco.com/univercd/cc/td/doc/es_inpck/pdi.htm

• Nonregistered Cisco.com users can order documentation through a local account representative by calling Cisco Systems Corporate Headquarters (California, USA) at 408 526-7208 or, elsewhere in North America, by calling 1 800 553-NETS (6387).

Documentation FeedbackYou can rate and provide feedback about Cisco technical documents by completing the online feedback form that appears with the technical documents on Cisco.com.

You can send comments about Cisco documentation to [email protected].

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Preface Cisco Product Security Overview

xxiiCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


You can submit comments by using the response card (if present) behind the front cover of your document or by writing to the following address:

Cisco SystemsAttn: Customer Document Ordering170 West Tasman DriveSan Jose, CA 95134-9883

We appreciate your comments.

Cisco Product Security OverviewCisco provides a free online Security Vulnerability Policy portal at this URL:

http://www.cisco.com/en/US/products/products_security_vulnerability_policy.html

From this site, you can perform these tasks:

• Report security vulnerabilities in Cisco products.

• Obtain assistance with security incidents that involve Cisco products.

• Register to receive security information from Cisco.

A current list of security advisories and notices for Cisco products is available at this URL:

http://www.cisco.com/go/psirt

If you prefer to see advisories and notices as they are updated in real time, you can access a Product Security Incident Response Team Really Simple Syndication (PSIRT RSS) feed from this URL:

http://www.cisco.com/en/US/products/products_psirt_rss_feed.html

Reporting Security Problems in Cisco ProductsCisco is committed to delivering secure products. We test our products internally before we release them, and we strive to correct all vulnerabilities quickly. If you think that you might have identified a vulnerability in a Cisco product, contact PSIRT:

• Emergencies— [email protected]

An emergency is either a condition in which a system is under active attack or a condition for which a severe and urgent security vulnerability should be reported. All other conditions are considered nonemergencies.

• Nonemergencies — [email protected]

In an emergency, you can also reach PSIRT by telephone:

• 1 877 228-7302

• 1 408 525-6532

Tip We encourage you to use Pretty Good Privacy (PGP) or a compatible product to encrypt any sensitive information that you send to Cisco. PSIRT can work from encrypted information that is compatible with PGP versions 2.x through 8.x.

http://www.cisco.com/go/psirthttp://www.cisco.com/en/US/products/products_psirt_rss_feed.htmlmailto:[email protected]:[email protected]

Preface Obtaining Technical Assistance

xxiiiCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


Never use a revoked or an expired encryption key. The correct public key to use in your correspondence with PSIRT is the one linked in the Contact Summary section of the Security Vulnerability Policy page at this URL:

http://www.cisco.com/en/US/products/products_security_vulnerability_policy.html

The link on this page has the current PGP key ID in use.

Obtaining Technical AssistanceCisco Technical Support provides 24-hour-a-day award-winning technical assistance. The Cisco Technical Support & Documentation website on Cisco.com features extensive online support resources. In addition, if you have a valid Cisco service contract, Cisco Technical Assistance Center (TAC) engineers provide telephone support. If you do not have a valid Cisco service contract, contact your reseller.

Cisco Technical Support & Documentation WebsiteThe Cisco Technical Support & Documentation website provides online documents and tools for troubleshooting and resolving technical issues with Cisco products and technologies. The website is available 24 hours a day, at this URL:

http://www.cisco.com/techsupport

Access to all tools on the Cisco Technical Support & Documentation website requires a Cisco.com user ID and password. If you have a valid service contract but do not have a user ID or password, you can register at this URL:

http://tools.cisco.com/RPF/register/register.do

Note Use the Cisco Product Identification (CPI) tool to locate your product serial number before submitting a web or phone request for service. You can access the CPI tool from the Cisco Technical Support & Documentation website by clicking the Tools & Resources link under Documentation & Tools. Choose Cisco Product Identification Tool from the Alphabetical Index drop-down list, or click the Cisco Product Identification Tool link under Alerts & RMAs. The CPI tool offers three search options: by product ID or model name; by tree view; or for certain products, by copying and pasting show command output. Search results show an illustration of your product with the serial number label location highlighted. Locate the serial number label on your product and record the information before placing a service call.

Submitting a Service RequestUsing the online TAC Service Request Tool is the fastest way to open S3 and S4 service requests. (S3 and S4 service requests are those in which your network is minimally impaired or for which you require product information.) After you describe your situation, the TAC Service Request Tool provides recommended solutions. If your issue is not resolved using the recommended resources, your service request is assigned to a Cisco engineer. The TAC Service Request Tool is located at this URL:

http://www.cisco.com/techsupport/servicerequest

http://www.cisco.com/en/US/products/products_security_vulnerability_policy.htmlhttp://www.cisco.com/techsupporthttp://tools.cisco.com/RPF/register/register.dohttp://www.cisco.com/techsupport/servicerequest

Preface Obtaining Additional Publications and Information

xxivCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


For S1 or S2 service requests or if you do not have Internet access, contact the Cisco TAC by telephone. (S1 or S2 service requests are those in which your production network is down or severely degraded.) Cisco engineers are assigned immediately to S1 and S2 service requests to help keep your business operations running smoothly.

To open a service request by telephone, use one of the following numbers:

Asia-Pacific: +61 2 8446 7411 (Australia: 1 800 805 227)EMEA: +32 2 704 55 55USA: 1 800 553-2447

For a complete list of Cisco TAC contacts, go to this URL:

http://www.cisco.com/techsupport/contacts

Definitions of Service Request SeverityTo ensure that all service requests are reported in a standard format, Cisco has established severity definitions.

Severity 1 (S1)—Your network is “down,” or there is a critical impact to your business operations. You and Cisco will commit all necessary resources around the clock to resolve the situation.

Severity 2 (S2)—Operation of an existing network is severely degraded, or significant aspects of your business operation are negatively affected by inadequate performance of Cisco products. You and Cisco will commit full-time resources during normal business hours to resolve the situation.

Severity 3 (S3)—Operational performance of your network is impaired, but most business operations remain functional. You and Cisco will commit resources during normal business hours to restore service to satisfactory levels.

Severity 4 (S4)—You require information or assistance with Cisco product capabilities, installation, or configuration. There is little or no effect on your business operations.

Obtaining Additional Publications and InformationInformation about Cisco products, technologies, and network solutions is available from various online and printed sources.

• Cisco Marketplace provides a variety of Cisco books, reference guides, documentation, and logo merchandise. Visit Cisco Marketplace, the company store, at this URL:


• Cisco Press publishes a wide range of general networking, training and certification titles. Both new and experienced users will benefit from these publications. For current Cisco Press titles and other information, go to Cisco Press at this URL:

http://www.ciscopress.com

• Packet magazine is the Cisco Systems technical user magazine for maximizing Internet and networking investments. Each quarter, Packet delivers coverage of the latest industry trends, technology breakthroughs, and Cisco products and solutions, as well as network deployment and troubleshooting tips, configuration examples, customer case studies, certification and training information, and links to scores of in-depth online resources. You can access Packet magazine at this URL:

http://www.cisco.com/packet

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xxvCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


• iQ Magazine is the quarterly publication from Cisco Systems designed to help growing companies learn how they can use technology to increase revenue, streamline their business, and expand services. The publication identifies the challenges facing these companies and the technologies to help solve them, using real-world case studies and business strategies to help readers make sound technology investment decisions. You can access iQ Magazine at this URL:

http://www.cisco.com/go/iqmagazine

or view the digital edition at this URL:

http://ciscoiq.texterity.com/ciscoiq/sample/

• Internet Protocol Journal is a quarterly journal published by Cisco Systems for engineering professionals involved in designing, developing, and operating public and private internets and intranets. You can access the Internet Protocol Journal at this URL:

http://www.cisco.com/ipj

• Networking products offered by Cisco Systems, as well as customer support services, can be obtained at this URL:

http://www.cisco.com/en/US/products/index.html

• Networking Professionals Connection is an interactive website for networking professionals to share questions, suggestions, and information about networking products and technologies with Cisco experts and other networking professionals. Join a discussion at this URL:

http://www.cisco.com/discuss/networking

• World-class networking training is available from Cisco. You can view current offerings at this URL:

http://www.cisco.com/en/US/learning/index.html

http://www.cisco.com/packethttp://www.cisco.com/go/iqmagazinehttp://ciscoiq.texterity.com/ciscoiq/sample/http://www.cisco.com/ipjhttp://www.cisco.com/en/US/products/index.htmlhttp://www.cisco.com/discuss/networkinghttp://www.cisco.com/en/US/learning/index.html


xxviCisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


P A R T 1

Shared Port Adapters

C H A P T E R

1-1Cisco 12000 Series Router SIP and SPA Software Configuration Guide (Cisco IOS)


1Using Cisco IOS Software

This chapter provides useful information as you prepare to configure a shared port adapter (SPA) using the Cisco IOS software. It includes the following sections:

• Accessing the CLI Using a Router Console, page 1-1

• Using Keyboard Shortcuts, page 1-4

• Using the History Buffer to Recall Commands, page 1-5

• Understanding Command Modes, page 1-5

• Getting Help, page 1-7

• Using the no and default Forms of Commands, page 1-10

• Saving Configuration Changes, page 1-11

• Filtering Output from the show and more Commands, page 1-11

• Finding Support Information for Platforms and Cisco IOS Software Images, page 1-12

Accessing the CLI Using a Router ConsoleThis section describes how to access the command-line interface (CLI) using a directly-connected console or by using Telnet to obtain a remote console:

• Accessing the CLI Using a Directly-Connected Console, page 1-1

• Accessing the CLI from a Remote Console Using Telnet, page 1-3

• Accessing the CLI From a Remote Console Using a Modem, page 1-4

For more detailed information about configuring and accessing a router through various services, refer to the Cisco IOS Terminal Services Configuration Guide and Cisco IOS Terminal Services Command Reference publications.

For more information about making the console cable connections, refer to the Cisco 7600 Series Router SIP, SSC, and SPA Hardware Installation Guide.

Accessing the CLI Using a Directly-Connected ConsoleThis section describes how to connect to the console port on the router and use the console interface to access the CLI.



Chapter 1 Using Cisco IOS Software Accessing the CLI Using a Router Console

Connecting to the Console Port

Before you can use the console interface on the router using a terminal or PC, perform the following steps:

Step 1 Configure your terminal emulation software with the following settings:

• 9600 bits per second (bps)

• 8 data bits

• No parity

• 2 stop bits

Note These are the default serial communication parameters on the router. For information about how to change those defaults to meet the requirements of your terminal or host, refer to the Cisco IOS Terminal Services Configuration Guide.

Step 2 Connect a terminal or PC to the console port using a rollover cable.

To make this connection, attach one end of an RJ-45 to RJ-45 rollover cable to the router console port. Attach the other end of the cable to an ASCII terminal or a PC running terminal emulation software. The ASCII terminal or PC port might require an RJ-45-to-DB-9 or an RJ-45-to-DB-25 adapter.

Using the Console Interface

To access the CLI using the console interface, complete the following steps:

Step 1 After you attach the terminal hardware to the console port on the router (and have configured your terminal emulation software with the proper settings), the following prompt appears:

Press Return for Console prompt

Step 2 Press Return to enter user EXEC configuration mode. The following prompt appears:

Router>

Step 3 From user EXEC configuration mode, enter the enable command as shown in the following example:

Router> enable

Step 4 At the password prompt, enter your system’s password. The following example shows entry of the password called “enablepass”:

Password:

Step 5 When the enable password is accepted, the privileged EXEC configuration mode prompt appears:

Router#

Step 6 You now have access to the CLI in privileged EXEC configuration mode and you can enter the necessary commands to complete your desired tasks.

Step 7 To exit the console session, enter the quit command as shown in the following example:

Router# quit



Chapter 1 Using Cisco IOS Software Accessing the CLI Using a Router Console

Accessing the CLI from a Remote Console Using TelnetThis section describes how to connect to the console interface on a router using Telnet to access the CLI.

Preparing to Connect to the Router Console Using Telnet

Before you can access the router remotely using Telnet from a TCP/IP network, you need to configure the router to support virtual terminal lines (vtys) using the line vty global configuration command. You also should configure the vty lines to require login and specify a password.

Note To prevent disabling login on the line, be careful that you specify a password with the password command when you configure the login line configuration command. If you are using authentication, authorization, and accounting (AAA), you should configure the login authentication line configuration command. To prevent disabling login on the line for AAA authentication when you configure a list with the login authentication command, then you must also configure that list using the aaa authentication login global configuration command. For more information about AAA services, refer to the Cisco IOS Security Configuration Guide and Cisco IOS Security Command Reference publications.

In addition, before you can make a Telnet connection to the router you must have a valid host name for the router, or have an IP address configured on the router. For more information about requirements for connecting to the router using Telnet, information about customizing your Telnet services, and using Telnet key sequences, refer to the Cisco IOS Terminal Services Configuration Guide.

Using Telnet to Access a Console Interface

To access a console interface using Telnet, complete the following steps:

Step 1 From your terminal or PC, enter one of the following commands:

• connect host [port] [keyword]

• telnet host [port] [keyword]

where host is the router host name or an IP address, port is a decimal port number (23 is the default), and keyword is a supported keyword. For more information, refer to the Cisco IOS Terminal Services Command Reference.

Note If you are using an access server, then you also will need to specify a valid port number with the host name or IP address, such as telnet 172.20.52.40 2003.

The following example shows the telnet command to connect to the router named Router:

unix_host% telnet RouterTrying 172.20.52.40...Connected to 172.20.52.40.Escape character is '^]'.unix_host% connect



Chapter 1 Using Cisco IOS Software Using Keyboard Shortcuts

Step 2 At the password prompt, enter your login password. The following example shows entry of the password called “mypass”:

User Access Verification

Password:

Note If no password has been configured, press Return.

Step 3 From user EXEC configuration mode, enter the enable command as shown in the following example:

Router> enable

Step 4 When the enable password is accepted, the privileged EXEC configuration mode prompt appears:

Router#

Step 5 You now have access to the CLI in privileged EXEC configuration mode and you can enter the necessary commands to complete your desired tasks.

Step 6 To exit the Telnet session, use the exit or logout command as shown in the following example:

Router# logout

Accessing the CLI From a Remote Console Using a ModemTo access the router remotely using a modem through an asynchronous connection, you need to configure the AUX port and attach a modem to it.

For more information about making a modem connection using the AUX port on the Cisco 12000 Series Router, refer to the Cisco 12000 Series Router Shared Port Adapter Hardware Installation Guide.

For detailed guidelines on making a connection to the router using a modem, and using reverse Telnet, refer to Configuring a Modem on the AUX Port for EXEC Dialin Connectivity located at the following URL:

http://www.cisco.com/warp/public/471/mod-aux-exec.html

Using Keyboard ShortcutsCommands are not case sensitive. You can abbreviate commands and parameters if the abbreviations contain enough letters to be different from any other currently available commands or parameters. You can scroll through the last 20 commands stored in the history buffer, and enter or edit the command at the prompt.

http://www.cisco.com/warp/public/471/mod-aux-exec.html



Chapter 1 Using Cisco IOS Software Using the History Buffer to Recall Commands

Table 1-1 lists the keyboard shortcuts for entering and editing commands.

Using the History Buffer to Recall CommandsThe history buffer stores the last 20 commands you entered. History substitution allows you to access these commands without retyping them, by using special abbreviated commands.

Table 1-2 lists the history substitution commands.

Understanding Command ModesYou use the CLI to access Cisco IOS software. Because the CLI is divided into many different modes, the commands available to you at any given time depend on the mode that you are currently in. Entering a question mark (?) at the CLI prompt allows you to obtain a list of commands available for each command mode.

When you log in to the CLI, you are in user EXEC mode. User EXEC mode contains only a limited subset of commands. To have access to all commands, you must enter privileged EXEC mode, normally by using a password. From privileged EXEC mode you can issue any EXEC command—user or

Table 1-1 Keyboard Shortcuts

Keystrokes Purpose

Press Ctrl-B or press the left arrow key1

1. The arrow keys function only on ANSI-compatible terminals such as VT100s.

Move the cursor back one character

Press Ctrl-F orpress the right arrow key1

Move the cursor forward one character

Press Ctrl-A Move the cursor to the beginning of the command line

Press Ctrl-E Move the cursor to the end of the command line

Press Esc B Move the cursor back one word

Press Esc F Move the cursor forward one word

Table 1-2 History Substitution Commands

Command Purpose

Ctrl-P or the up arrow key.1

1. The arrow keys function only on ANSI-compatible terminals such as VT100s.

Recall commands in the history buffer, beginning with the most recent command. Repeat the key sequence to recall successively older commands.

Ctrl-N or the down arrow key.1 Return to more recent commands in the history buffer after recalling commands with Ctrl-P or the up arrow key. Repeat the key sequence to recall successively more recent commands.

Router# show history While in EXEC mode, list the last several commands you have just entered.



Chapter 1 Using Cisco IOS Software Understanding Command Modes

privileged mode—or you can enter global configuration mode. Most EXEC commands are one-time commands. For example, show commands show important status information, and clear commands clear counters or interfaces. The EXEC commands are not saved when the software reboots.

Configuration modes allow you to make changes to the running configuration. If you later save the running configuration to the startup configuration, these changed commands are stored when the software is rebooted. To enter specific configuration modes, you must start at global configuration mode. From global configuration mode, you can enter interface configuration mode and a variety of other modes, such as protocol-specific modes.

ROM monitor mode is a separate mode used when the Cisco IOS software cannot load properly. If a valid software image is not found when the software boots or if the configuration file is corrupted at startup, the software might enter ROM monitor mode.

Table 1-3 describes how to access and exit various common command modes of the Cisco IOS software. It also shows examples of the prompts displayed for each mode.

For more information on command modes, refer to the “Using the Command-Line Interface” chapter in the Cisco IOS Configuration Fundamentals and Network Management Configuration Guide.

Table 1-3 Accessing and Exiting Command Modes

Command Mode Access Method Prompt Exit Method

User EXEC Log in. Router> Use the logout command.

Privileged EXEC

From user EXEC mode, use the enable EXEC command.

Router# To return to user EXEC mode, use the disable command.

Global configuration

From privileged EXEC mode, use the configure terminal privileged EXEC command.

Router(config)# To return to privileged EXEC mode from global configuration mode, use the exit or end command.

Interface configuration

From global configuration mode, specify an interface using an interface command.

Router(config-if)# To return to global configuration mode, use the exit command.

To return to privileged EXEC mode, use the end command.

ROM monitor From privileged EXEC mode, use the reload EXEC command. Press the Break key during the first 60 seconds while the system is booting.

> To exit ROM monitor mode, use the continue command.



Chapter 1 Using Cisco IOS Software Getting Help

Getting HelpEntering a question mark (?) at the CLI prompt displays a list of commands available for each command mode. You can also get a list of keywords and arguments associated with any command by using the context-sensitive help feature.

To get help specific to a command mode, a command, a keyword, or an argument, use one of the following commands:

Example: How to Find Command OptionsThis section provides an example of how to display syntax for a command. The syntax can consist of optional or required keywords and arguments. To display keywords and arguments for a command, enter a question mark (?) at the configuration prompt or after entering part of a command followed by a space. The Cisco IOS software displays a list and brief description of available keywords and arguments. For example, if you were in global configuration mode and wanted to see all the keywords or arguments for the arap command, you would type arap ?.

The symbol in command help output stands for “carriage return.” On older keyboards, the carriage return key is the Return key. On most modern keyboards, the carriage return key is the Enter key. The symbol at the end of command help output indicates that you have the option to press Enter to complete the command and that the arguments and keywords in the list preceding the symbol are optional. The symbol by itself indicates that no more arguments or keywords are available and that you must press Enter to complete the command.

Table 1-4 shows examples of how you can use the question mark (?) to assist you in entering commands. The table steps you through configuring an IP address on a serial interface on a Cisco 7206 router that is running Cisco IOS Release 12.0(3).

Command Purposehelp Provides a brief description of the help system in any command mode.

abbreviated-command-entry? Provides a list of commands that begin with a particular character string. (No space between command and question mark.)

abbreviated-command-entry Completes a partial command name.

? Lists all commands available for a particular command mode.

command ? Lists the keywords or arguments that you must enter next on the command line. (Space between command and question mark.)




Table 1-4 How to Find Command Options

Command Comment

Router> enablePassword: Router#

Enter the enable command and password to access privileged EXEC commands. You are in privileged EXEC mode when the prompt changes to Router#.

Router# configure terminalEnter configuration commands, one per line. End with CNTL/Z.Router(config)#

Enter the configure terminal privileged EXEC command to enter global configuration mode. You are in global configuration mode when the prompt changes to Router(config)#.

Router(config)# interface serial ? Serial interface number

Router(config)# interface serial 4 ?/

Router(config)# interface serial 4/ ? Serial interface number

Router(config)# interface serial 4/0 ?

Router(config)# interface serial 4/0Router(config-if)#

Enter interface configuration mode by specifying the serial interface that you want to configure using the interface serial global configuration command.

Enter ? to display what you must enter next on the command line. In this example, you must enter the serial interface slot number and port number, separated by a forward slash.

When the symbol is displayed, you can press Enter to complete the command.

You are in interface configuration mode when the prompt changes to Router(config-if)#.




Router(config-if)# ?Interface configuration commands:

.

.

.ip Interface Internet Protocol config commandskeepalive Enable keepalivelan-name LAN Name commandllc2 LLC2 Interface Subcommandsload-interval Specify interval for load calculation for an

interfacelocaddr-priority Assign a priority grouplogging Configure logging for interfaceloopback Configure internal loopback on an interfacemac-address Manually set interface MAC addressmls mls router sub/interface commandsmpoa MPOA interface configuration commandsmtu Set the interface Maximum Transmission Unit (MTU)netbios Use a defined NETBIOS access list or enable

name-cachingno Negate a command or set its defaultsnrzi-encoding Enable use of NRZI encodingntp Configure NTP...

Router(config-if)#

Enter ? to display a list of all the interface configuration commands available for the serial interface. This example shows only some of the available interface configuration commands.

Router(config-if)# ip ?Interface IP configuration subcommands:

access-group Specify access control for packetsaccounting Enable IP accounting on this interfaceaddress Set the IP address of an interfaceauthentication authentication subcommandsbandwidth-percent Set EIGRP bandwidth limitbroadcast-address Set the broadcast address of an interfacecgmp Enable/disable CGMPdirected-broadcast Enable forwarding of directed broadcastsdvmrp DVMRP interface commandshello-interval Configures IP-EIGRP hello intervalhelper-address Specify a destination address for UDP broadcastshold-time Configures IP-EIGRP hold time...

Router(config-if)# ip

Enter the command that you want to configure for the interface. This example uses the ip command.

Enter ? to display what you must enter next on the command line. This example shows only some of the available interface IP configuration commands.

Table 1-4 How to Find Command Options (continued)

Command Comment



Chapter 1 Using Cisco IOS Software Using the no and default Forms of Commands

Using the no and default Forms of CommandsAlmost every configuration command has a no form. In general, use the no form to disable a function. Use the command without the no keyword to reenable a disabled function or to enable a function that is disabled by default. For example, IP routing is enabled by default. To disable IP routing, use the no ip routing command; to reenable IP routing, use the ip routing command. The Cisco IOS software command reference publications provide the complete syntax for the configuration commands and describe what the no form of a command does.

Configuration commands can also have a default form, which returns the command settings to the default values. Most commands are disabled by default, so in such cases using the default form has the same result as using the no form of the command. However, some commands are enabled by default and

Router(config-if)# ip address ?A.B.C.D IP addressnegotiated IP Address negotiated over PPP

Router(config-if)# ip address

Enter the command that you want to configure for the interface. This example uses the ip address command.

Enter ? to display what you must enter next on the command line. In this example, you must enter an IP address or the negotiated keyword.

A carriage return () is not displayed; therefore, you must enter additional keywords or arguments to complete the command.

Router(config-if)# ip address 172.16.0.1 ?A.B.C.D IP subnet mask

Router(config-if)# ip address 172.16.0.1

Enter the keyword or argument that you want to use. This example uses the 172.16.0.1 IP address.

Enter ? to display what you must enter next on the command line. In this example, you must enter an IP subnet mask.

A is not displayed; therefore, you must enter additional keywords or arguments to complete the command.

Router(config-if)# ip address 172.16.0.1 255.255.255.0 ?secondary Make this IP address a secondary address

Router(config-if)# ip address 172.16.0.1 255.255.255.0

Enter the IP subnet mask. This example uses the 255.255.255.0 IP subnet mask.

Enter ? to display what you must enter next on the command line. In this example, you can enter the secondary keyword, or you can press Enter.

A is displayed; you can press Enter to complete the command, or you can enter another keyword.

Router(config-if)# ip address 172.16.0.1 255.255.255.0Router(config-if)#

In this example, Enter is pressed to complete the command.

Table 1-4 How to Find Command Options (continued)

Command Comment



Chapter 1 Using Cisco IOS Software Saving Configuration Changes

have variables set to certain default values. In these cases, the default form of the command enables the command and sets the variables to their default values. The Cisco IOS software command reference publications describe the effect of the default form of a command if the command functions differently than the no form.

Saving Configuration ChangesUse the copy system:running-config nvram:startup-config command to save your configuration changes to the startup configuration so that the changes will not be lost if the software reloads or a power outage occurs. For example:

Router# copy system:running-config nvram:startup-configBuilding configuration...

It might take a minute or two to save the configuration. After the configuration has been saved, the following output appears:

[OK]Router#

On most platforms, this task saves the configuration to NVRAM. On the Class A Flash file system platforms, this task saves the configuration to the location specified by the CONFIG_FILE environment variable. The CONFIG_FILE variable defaults to NVRAM.

Filtering Output from the show and more CommandsYou can search and filter the output of show and more commands. This functionality is useful if you need to sort through large amounts of output or if you want to exclude output that you need not see.

To use this functionality, enter a show or more command followed by the “pipe” character (|); one of the keywords begin, include, or exclude; and a regular expression on which you want to search or filter (the expression is case-sensitive):

command | {begin | include | exclude} regular-expression

The output matches certain lines of information in the configuration file. The following example illustrates how to use output modifiers with the show interface command when you want the output to include only lines in which the expression “protocol” appears:

Router# show interface | include protocol

FastEthernet0/0 is up, line protocol is upSerial4/0 is up, line protocol is upSerial4/1 is up, line protocol is upSerial4/2 is administratively down, line protocol is downSerial4/3 is administratively down, line protocol is down

For more information on the search and filter functionality, refer to the “Using the Command-Line Interface” chapter in the Cisco IOS Configuration Fundamentals and Network Management Configuration Guide.



Chapter 1 Using Cisco IOS Software Finding Support Information for Platforms and Cisco IOS Software Images

Finding Support Information for Platforms and Cisco IOS Software Images

Cisco IOS software is packaged in feature sets consisting of software images that support specific platforms. The feature sets available for a specific platform depend on which Cisco IOS software images are included in a release. To identify the set of software images available in a specific release or to find out if a feature is available in a given Cisco IOS software image, you can use Cisco Feature Navigator or the software release notes.

Using Cisco Feature NavigatorUse Cisco Feature Navigator to find information about platform support and Cisco IOS software image support. Access Cisco Feature Navigator at http://tools.cisco.com/ITDIT/CFN/jsp/index.jsp. You must have an account on Cisco.com. If you do not have an account or have forgotten your username or password, click Cancel at the login dialog box and follow the instructions that appear.

Using Software AdvisorTo see if a feature is supported by a Cisco IOS release, to locate the software document for that feature, or to check the minimum software requirements of Cisco IOS software with the hardware installed on your router, Cisco maintains the Software Advisor tool on Cisco.com at http://www.cisco.com/cgi-bin/Support/CompNav/Index.pl

You must be a registered user on Cisco.com to access this tool.

Using Software Release NotesCisco IOS software releases include release notes that provide the following information:

• Platform support information

• Memory recommendations

• New feature information

• Open and resolved severity 1 and 2 caveats for all platforms

Release notes are intended to be release-specific for the most current release, and the information provided in these documents may not be cumulative in providing information about features that first appeared in previous releases. Refer to Cisco Feature Navigator for cumulative feature information.

http://www.cisco.com/cgi-bin/Support/CompNav/Index.plhttp://tools.cisco.com/ITDIT/CFN/jsp/index.jsp

C H A P T E R



2SIP and SPA Product Overview

This chapter provides an introduction to modular services cards (SIPs) and shared port adapters (SPAs). It includes the following sections:

• Introduction to SIPs and SPAs, page 2-1

• SPA Optics Compatibility, page 2-3

• SIP and SPA Compatibility, page 2-4

For more hardware details for the specific SIP and SPAs that are supported on the Cisco 12000 series router, refer to the companion publication, Cisco 7600 Series Router SIP, SSC, and SPA Hardware Installation Guide.

Introduction to SIPs and SPAsSIPs and SPAs are a new carrier card and port adapter architecture to increase modularity, flexibility, and density across Cisco Systems routers for network connectivity. This section describes the SIPs and SPAs and provides some guidelines for their use.

SPA Interface ProcessorsThe following list describes some of the general characteristics of a SIP:

• A SIP is a carrier card that inserts into a router slot like a line card. It provides no network connectivity on its own.

• A SIP can contain two or more subslots, which are used to house one or more SPAs. The SPA provides interface ports for network connectivity.

• During normal operation the SIP should reside in the router fully populated either with functional SPAs in all subslots, or with a blank filler panel inserted in any empty subslots.

• SIPs support online insertion and removal (OIR) while SPAs are inserted in their subslots.



Chapter 2 SIP and SPA Product Overview Introduction to SIPs and SPAs

Shared Port AdaptersThe following list describes some of the general characteristics of a SPA:

• A SPA is a modular type of port adapter that inserts into a subslot of a compatible SIP carrier card to provide network connectivity and increased interface port density. A SIP can hold one or more SPAs, depending on the SIP type.

• SPAs are available in the following sizes, as shown in Figure 2-1 and Figure 2-2:

– Single-height SPA—Inserts into a single SIP subslot.

– Double-height SPA—Inserts into two single, vertically aligned SIP subslots.

Figure 2-1 Single-height and Double-height SPA Sizes

Figure 2-2 Horizontal and Vertical Chassis Slot Orientation for SPAs

• Each SPA provides a certain number of connectors, or ports, that are the interfaces to one or more networks. These interfaces can be individually configured within the Cisco IOS command-line interface (CLI).

• Either a blank filler panel or a functional SPA should reside in every subslot of an SIP during normal operation.

• SPAs support online insertion and removal (OIR). They can be inserted or removed independently from the SIP. OIR of a SIP with installed SPAs is also supported.

Single-height SPADouble-height SPA

Front of SIP

1168

86

SPA 0 SPA 1

SPA 2 SPA 3

Front of SIP, horizontal chassis slots

SPA

0S

PA 1

SPA

2S

PA 3

Vertical slot orientation

SPA 0 SPA 1

Double-height SPA SPA 3

SPA 1

Double-height SPA

1168

87

SPA 0

SPA 2



Chapter 2 SIP and SPA Product Overview Introduction to SIPs and SPAs

SFP and XFP Optics ModulesFor more detailed information about the SFP and XFP optics modules, please refer to applicable SPA section in the Cisco 7600 Series Router SIP, SSC, and SPA Hardware Installation Guide.

Table 2-1 shows the SFP Modules and their descriptions.

SPA Optics Compatibility

Table 2-2 shows the types of optics modules that have been qualified for use with a SPA:

Table 2-1 SFP Modules

SPA SFP ModuleProduct Number SFP Module Description

5-Port Gigabit Ethernet SPA SFP-GE-S Short wavelength (1000BASE-SX)

Contains a Class 1 laser of 850 nm for 1000BASE-SX (short wavelength) applications.

5-Port Gigabit Ethernet SPA SFP-GE-L Long wavelength/long haul(1000BASE-LX/LH)

Contains a Class 1 laser of 1310 nm for 1000BASE-LX/LH (long wavelength) applications.

5-Port Gigabit Ethernet SPA SFP-GE-Z Extended distance (1000BASE-ZX)

Contains a Class 1 laser of 1550 nm for 1000BASE-ZX (extended wavelength) applications.

1-Port 10-Gigabit Ethernet SPA XFP-10GLR XFP-10GLR-OC192SR Contains a Class 1 laser of 1310 nm for 1000BASE-LX/LH (long wavelength) applications.

1-Port 10-Gigabit Ethernet SPA XFP-10GER XFP-10GER-OC192IR Contains a Class 1 laser of 1550 nm for 1000BASE-ZX (extended wavelength) applications.

Table 2-2 SPA Optics Compatibility

SPA Qualified Optics Modules

2-Port T3/E3 Serial SPA None.

4-Port Clear Channel T3/E3 SPA None.

2-Port Channelized T3 SPA None.

4-Port Channelized T3 SPA None.

1-Port 10-Gigabit Ethernet SPA XFP-10GLR-OC192SRXFP-10GER-OC192IR

5-Port Gigabit Ethernet SPA SFP-GE-S

SFP-GE-L

SFP-GE-Z

10-Port Gigabit Ethernet SPA SFP-GE-S

SFP-GE-L

SFP-GE-Z



Chapter 2 SIP and SPA Product Overview SIP and SPA Compatibility

SIP and SPA CompatibilityTable 2-3 shows the SIPs that are supported in the Cisco 12000 Series Router and the SPAs that each SIP supports:

1-Port OC-192c/STM-64 POS/RPR SPA None.

2-Port OC48-POS/RPR SPA SFP-OC48-SR OC48/STM16c SFP, Short Reach

SFP-OC48-IR1 OC48/ STM16c SFP, Intermediate Reach

SFP-OC48-LR2 OC48/STM16c SFP, Long Reach (80km)

2-Port, 4-Port, and 8-Port OC-3c/STM-1 and OC-12c/STM-4 POS SPA

SFP-OC3-SR OC3c/STM1 SFP, Short Reach

SFP-OC3-IR1 OC3c/STM1 SFP, Intermediate Reach

SFP-OC3-LR2 OC3c/STM1 SFP, Long Reach (80km)

SFP-OC12-SR OC12c/STM4 SFP, Short Reach

SFP-OC12-IR1 OC12c/STM4 SFP, Intermediate Reach

SFP-OC12-LR2 OC12c/STM4 SFP, Long Reach (80km)

Table 2-2 SPA Optics Compatibility (continued)

SPA Qualified Optics Modules

Table 2-3 SIP and SPA Compatibility on the Cisco 12000 Series Router

SIP Type SIP Type

SPA2.5G ISE SIP 400

10G SIP 600

2.5G SIP 401

5G SIP 501

10G SIP 601

2-Port T3/E3 Serial SPA X X X X

4-Port Clear Channel T3/E3 SPA X X X X

2-Port Channelized T3 SPA X X X X

4-Port Channelized T3 SPA X X X X

8-Port Fast Ethernet SPA X X X

1-Port 10-Gigabit Ethernet SPA X X

5-Port Gigabit Ethernet SPA X X X

10-Port Gigabit Ethernet SPA X X

1-Port OC-192c/STM-64 POS/RPR SPA X X

2-Port OC48-POS/RPR SPA X X X

2-Port, 4-Port, and 8-Port OC-3c/STM-1 and OC-12c/STM-4 POS SPA

X X X

C H A P T E R



3Overview of the Cisco 12000 Series Router SIPs

This chapter provides an overview of the release history, and feature and Management Information Base (MIB) support for the SIPs supported on the Cisco 12000 Series Routers.

This chapter includes the following sections:

• Release History, page 3-1

• Supported Features, page 3-1

• Supported MIBs, page 3-5

• Displaying the SPA Hardware Type, page 3-9

Release History

Supported FeaturesThis section provides a list of some of the primary features supported by the SIP hardware and software.

Release Modification

Cisco IOS Release 12.0(31)S

Support for the following SPA interface processor (SIP) hardware was introduced on the Cisco 12000 series routers:

• Cisco 12000 SIP-400

• Cisco 12000 SIP-600

Cisco IOS Release 12.0(32)S

Support for the following SPA interface processor (SIP) hardware was introduced on the Cisco 12000 series routers:

• Cisco 12000 SIP-401

• Cisco 12000 SIP-501

• Cisco 12000 SIP-601



Chapter 3 Overview of the Cisco 12000 Series Router SIPs Supported Features

Cisco 12000 SIP-401, Cisco 12000 SIP-501, Cisco 12000 SIP-600, and Cisco 12000 SIP-601 Features

The Cisco 12000 SIP-401, Cisco 12000 SIP-501, Cisco 12000 SIP-600, and Cisco 12000 SIP-601 provide a common 10 Gbps forwarding and queuing engine responsible for packet classification, forwarding, queuing, and accounting without compromising performance. The Cisco 12000 SIP-401, Cisco 12000 SIP-501, Cisco 12000 SIP-600, and Cisco 12000 SIP-601 have two forwarding engines, one for ingress and one for egress. This allows the user to implement different features and QoS policies for the ingress and egress interfaces. The multicast replication is done by the egress forwarding engine, hence a very scalable multicast with built-in QoS.

The Modular Physical Layer Interface Module (PLIM) front end hosts up to 2 SPAs. Each SPA has a dedicated 10 Gbps interface to the SPA controller. The SPA controller uses a fair bandwidth allocation algorithm to share available and excess bandwidth between the 2 SPAs. The oversubscribed SPA does not cause any packet-drop on the nonoversubscribed SPA, and any unused bandwidth from one SPA is used by the other SPA.

The Cisco 12000 SIP-401, Cisco 12000 SIP-501, Cisco 12000 SIP-600, and Cisco 12000 SIP-601 support any combination of the following pluggable SPAs and Layer 2 encapsulations:

• Concatenated OC-192 and OC-48

• Gigabit Ethernet and 10 Gigabit Ethernet Interfaces

• Point to Point Protocol (PPP)

• High Level Data Link Control (HDLC)

• Frame Relay

• Dynamic Packet Transport (DPT)

• Resilient Packet Ring (RPR)

• 802.17

• VLANs

The SPA controller adapts the user traffic flowing between the SPA interfaces for the Layer 3 forwarding engine. The SPA controller has two levels of priority queuing with Deficit Round Robin (DRR) and Strict Priority Servicing. Strict Priority Servicing protects higher-priority packets by dropping lower priority packets first, in an oversubscribed configuration (persistent incoming traffic rate of 20 Gbps.)

The Cisco 12000 SIP-401, Cisco 12000 SIP-501, Cisco 12000 SIP-600, and Cisco 12000 SIP-601 provide the following key features:

• Dynamic allocation of 4096 input-shaped queues to any interface, subinterface, Frame Relay connection, VLAN.

• Ingress Queuing:

– 2048 unicast Modified DRR (MDRR) queues

– 16 high priority queues

– 8 multicast queues

– 2 fabric priority queues

• Egress Queuing:

– 8192 Modified DRR (MDRR) queues dynamically shared across 4096 interfaces;

– Hierarchical shaping (interface, queue)



Chapter 3 Overview of the Cisco 12000 Series Router SIPs Supported Features

• High number of IPv4, IPv6, Multiprotocol Label Switching (MPLS), and MPLS VKPN unicast and multicast routes: Up to 1M IPv4/MPLS routes and up to 512,000 IPv6 prefixes.

• Per-VLAN/source-destination MAC address filtering, trunking, accounting, QoS, match VLAN QoS, Hot Standby Router Protocol (HSRP)/Virtual Router Redundancy Protocol (VRRP) hierarchical rate limiting and policing, dynamic queuing, and traffic shaping.

• Input and output full NetFlow Version 8 in hardware.

• Input and output Sampled NetFlow, Versions 5, 8, and 9 in hardware.

• Building Integrated Timing Supply (BITS)

• Online Insertion Removal (OIR) of SPAs; OIR of one SPA does not effect the traffic on other SPA interfaces.

• Multi-router Automatic Protection Switching (MR-APS)

• Layer 2 VPNs over MPLS (Any transport over MPLS (AToM)) and Over IP Layer 2 Tunneling Protocol Version 3 (L2TPv3)

The Cisco 12000 SIP-401, Cisco 12000 SIP-501, and Cisco 12000 SIP-601 provide the following key features not available on the Cisco 12000 SIP-400 and Cisco 12000 SIP-600:

• Finer control over power supply voltages

The 12.0(32)S release allows you to specify the percentage of voltage increase. If you don’t specify a percentage, the value used is the default percentage, which is 5%.

The output is enhanced to show nominal supply voltage, percentage margin, and actual read-back voltage, to validate that the expected values were written and actually applied successfully.

Note High speed SPAs are only supported in bay 0 and 1 in routers with the Cisco 12000 SIP-401, Cisco 12000 SIP-501, or Cisco 12000 SIP-601 SIP installed.

Cisco 12000 SIP-400 FeaturesThe Cisco 12000 SIP-400 is a 2.5 Gbps IP Services Engine (ISE) SIP that hosts SPAs used for applications that require a high level of performance, scalable physical and logical connections, and high-touch QoS and security features. The Cisco 12000 SIP-400 enhances and scales functionality with benefits previously available on the 2.5 G ISE line card, allowing carriers to offer services such as VoIP, MPLS VPN, Internet Access, and Low-speed Leased Line Aggregation (DS3

cisco 12000 series router sip and spa software configuration...

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