Cisco Nexus 7000 Series User manual

Cisco Nexus 7000 Series NX-OS LISP Configuration Guide
First Published: 2016-12-23
Last Modified: 2018-07-05
Americas Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
http://www.cisco.com
Tel: [phone]
800 553-NETS (6387)
Fax: [phone]

THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. ALL STATEMENTS,
INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE ACCURATE BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED. USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS.
THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN THE INFORMATION PACKET THAT SHIPPED WITH
THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS REFERENCE. IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY,
CONTACT YOUR CISCO REPRESENTATIVE FOR A COPY.
The Cisco implementation of TCP header compression is an adaptation of a program developed by the University of California, Berkeley (UCB) as part of UCB's public domain version of
the UNIX operating system. All rights reserved. Copyright ©1981, Regents of the University of California.
NOTWITHSTANDING ANY OTHER WARRANTY HEREIN, ALL DOCUMENT FILES AND SOFTWARE OF THESE SUPPLIERS ARE PROVIDED “AS IS" WITH ALL FAULTS.
CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OR ARISING FROM A COURSE OF DEALING, USAGE, OR TRADE PRACTICE.
IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT, SPECIAL, CONSEQUENTIAL, OR INCIDENTAL DAMAGES, INCLUDING, WITHOUT
LIMITATION, LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS
HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
Any Internet Protocol (IP) addresses and phone numbers used in this document are not intended to be actual addresses and phone numbers. Any examples, command display output, network
topology diagrams, and other figures included in the document are shown for illustrative purposes only. Any use of actual IP addresses or phone numbers in illustrative content is unintentional
and coincidental.
Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates in the U.S. and other countries. To view a list of Cisco trademarks, go to this URL:
https://www.cisco.com/go/trademarks. Third-party trademarks mentioned are the property of their respective owners. The use of the word partner does not imply a partnership relationship
between Cisco and any other company. (1721R)
©2016–2018 Cisco Systems, Inc. All rights reserved.

CONTENTS
Preface ix
Audience ix
Document Conventions ix
Related Documentation x
Documentation Feedback xi
Obtaining Documentation and Submitting a Service Request xi
New and Changed Information 1
CHAPTER 1
New and Changed Information 1
Configuring Locator ID Separation Protocol 3
CHAPTER 2
Information About Locator/ID Separation Protocol 3
Information About LISP 3
LISP Devices Overview 4
LISP Site Devices 5
LISP Infrastructure 5
LISP Internetworking Devices 5
Licensing Requirements for LISP 6
LISP Guidelines and Limitations 6
Default Settings for LISP 6
Configuring Locator/ID Separation Protocol 7
Enabling the LISP Feature 7
Configuring LISP ITR/ETR (xTR) Functionality 7
Configuring LISP ITR/ETR (xTR) 7
Configuring Optional LISP ITR/ETR (xTR) Functionality 9
Configuring LISP-ALT Functionality 11
Cisco Nexus 7000 Series NX-OS LISP Configuration Guide
iii

Configuring Required LISP Map-Resolver Functionality 12
Configuring LISP Map-Server Functionality 12
Configuring Required LISP Map-Server Functionality 12
Configuring Optional LISP Map-Server Functionality 14
Configuring Required LISP Proxy-ITR Functionality 15
Configuring Required LISP Proxy-ETR Functionality 16
Additional References 16
Related Documents 16
Standards 17
MIBs 17
RFCs 17
Feature History for LISP 17
Configuring LISP ESM Multihop Mobility 19
CHAPTER 3
Finding Feature Information 19
Information About LISP ESM Multihop Mobility 20
Licensing Requirements for LISP 20
Guidelines and Limitations for LISP ESM Multihop Mobility 20
Default Settings for LISP 20
Configuring LISP ESM Multihop Mobility 21
Configuring the First-Hop Device 21
Configuring the Site Gateway xTR 23
Configuring xTR 24
Configuring the Map Server 25
Configuration Examples for LISP ESM Multihop Mobility 27
Example: First-Hop Router Configuration 28
Example: Site Gateway xTR Configuration 30
Example: xTR Configuration 30
Example: MSMR Configuration 31
Example: Multi-Hop Mobility Interworking with Routing Protocols Configuration 31
Additional References 31
Feature Information for LISP ESM Multihop Mobility 32
LISP Instance-ID Support 33
CHAPTER 4
Cisco Nexus 7000 Series NX-OS LISP Configuration Guide
iv
Contents

Information about LISP Instance-ID Support 33
Overview of LISP Instance ID 33
Prerequisites for LISP Instance-ID Support 34
Guidelines and Limitations for LISP Instance-ID Support 34
Device Level Virtualization 34
Path Level Virtualization 35
LISP Virtualization at the Device Level 35
Default (Non-Virtualized) LISP Model 36
LISP Shared Model Virtualization 36
LISP Shared Model Virtualization Architecture 37
LISP Shared Model Virtualization Implementation Considerations and Caveats 38
LISP Parallel Model Virtualization 38
LISP Parallel Model Virtualization Architecture 39
LISP Parallel Model Virtualization Implementation Considerations and Caveats 40
How to Configure LISP Instance-ID Support 41
Configuring Simple LISP Shared Model Virtualization 41
Configuring a Private LISP Mapping System for LISP Shared Model Virtualization 47
Configuring Large-Scale LISP Shared Model Virtualization 50
Configuring a Remote Site for Large-Scale LISP Shared Model Virtualization 57
Configuring Simple LISP Parallel Model Virtualization 63
Configuring a Private LISP Mapping System for LISP Parallel Model Virtualization 69
Configuration Examples for LISP Instance-ID Support 72
Example: Configuring Simple LISP Shared Model Virtualization 72
Example: Configuring a Private LISP Mapping System for LISP Shared Model Virtualization 74
Example: Configuring Large-Scale LISP Shared Model Virtualization 75
Example: Configuring a Remote Site for Large-Scale LISP Shared Model Virtualization 77
Example: Configuring Simple LISP Parallel Model Virtualization 78
Example: Configuring a Private LISP Mapping System for LISP Parallel Model Virtualization 80
Feature_History_for_Configuring LISP_Instance_ID 81
Configuring LISP Delegate Database Tree (DDT) 83
CHAPTER 5
LISP Delegate Database Tree (DDT) 83
Overview of DDT 83
Restrictions for LISP Delegate Database Tree (DDT) 83
Cisco Nexus 7000 Series NX-OS LISP Configuration Guide
v
Contents

Configuring LISP Delegate Database Tree (DDT) 84
Configuration Examples for LISP Delegate Database Tree (DDT) 85
Examples: LISP Delegate Database Tree (DDT) 85
Feature History for LISP Delegate Database Tree 86
Configuring LISP Multicast 87
CHAPTER 6
LISP Multicast 87
Finding Feature Information 87
Restrictions for LISP Multicast 88
Configuring LISP Multicast 88
Configuration Example for LISP Multicast 90
Example: Configuring LISP Multicast 90
Feature History for LISP Multicast 91
LISP Support for Disjointed RLOC Domains 93
CHAPTER 7
LISP Support for Disjointed RLOC Domains 93
Overview of LISP Support for Disjointed RLOC Domains 93
Prerequisites for LISP Support for Disjointed RLOC Domains 93
Information About LISP Support for Disjointed RLOC Domains 93
How to Configure LISP Support for Disjointed RLOC Domains 96
Verifying LISP Support for Disjointed RLOC Domains 99
Feature History for LISP Support for Disjointed RLOC Domains 101
Configuring LISP Extranets 103
CHAPTER 8
Finding Feature Information 103
Feature History for LISP Extranets 103
Information About LISP Extranets 103
Use Case for LISP Extranets 104
Use Case for LISP Local Extranet Policies 106
Licensing Requirements for LISP 106
Guidelines and Limitations for LISP Extranets 106
Configuring LISP Extranets 107
Configuring LISP Map Server with Extranet Policies 107
Configuring LISP xTR functionality for Extranet Policies 109
Cisco Nexus 7000 Series NX-OS LISP Configuration Guide
vi
Contents

Verifying LISP Extranets 110
Configuring Local LISP Extranets 111
Verifying LISP Local Extranets 113
Redistribution of RIB Routes into LISP 115
CHAPTER 9
Finding Feature Information 115
Feature History for Redistribution of RIB Routes into LISP 115
Information About Redistribution of RIB Routes into LISP 115
Configuring Database Application for Redistribution of RIB Routes into LISP 116
Configuring Map-cache Application for Redistribution of RIB Routes into LISP 117
Example: Redistribution of RIB Routes in LISP 119
Configuration Limits for LISP 125
CHAPTER 10
Configuration Limits for LISP 125
Cisco Nexus 7000 Series NX-OS LISP Configuration Guide
vii
Contents

Cisco Nexus 7000 Series NX-OS LISP Configuration Guide
viii
Contents

Preface
This preface describes the audience, organization, and conventions of the Book Title. It also provides
information on how to obtain related documentation.
This chapter includes the following topics:
Audience
This publication is for experienced network administrators who configure and maintain Cisco NX-OS on
Cisco Nexus 7000 Series Platform switches.
Document Conventions
• As part of our constant endeavor to remodel our documents to meet our customers' requirements, we
have modified the manner in which we document configuration tasks. As a result of this, you may find
a deviation in the style used to describe these tasks, with the newly included sections of the document
following the new format.
• The Guidelines and Limitations section contains general guidelines and limitations that are applicable
to all the features, and the feature-specific guidelines and limitations that are applicable only to the
corresponding feature.
Note
Command descriptions use the following conventions:
DescriptionConvention
Bold text indicates the commands and keywords that you enter literally
as shown.
bold
Italic text indicates arguments for which the user supplies the values.
Italic
Square brackets enclose an optional element (keyword or argument).[x]
Square brackets enclosing keywords or arguments separated by a vertical
bar indicate an optional choice.
[x | y]
Braces enclosing keywords or arguments separated by a vertical bar
indicate a required choice.
{x | y}
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.
[x {y | z}]
Indicates a variable for which you supply values, in context where italics
cannot be used.
variable
Cisco Nexus 7000 Series NX-OS LISP Configuration Guide
ix

DescriptionConvention
A nonquoted set of characters. Do not use quotation marks around the
string or the string will include the quotation marks.
string
Examples use the following conventions:
DescriptionConvention
Terminal sessions and information the switch displays are in screen font.screen font
Information you must enter is in boldface screen font.boldface screen font
Arguments for which you supply values are in italic screen font.
italic screen font
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.
!, #
This document uses the following conventions:
Means reader take note. Notes contain helpful suggestions or references to material not covered in the manual.
Note
Means reader be careful. In this situation, you might do something that could result in equipment damage or
loss of data.
Caution
Related Documentation
Documentation for Cisco Nexus 7000 Series Switches is available at:
• Configuration Guides
http://www.cisco.com/c/en/us/support/switches/nexus-7000-series-switches/
products-installation-and-configuration-guides-list.html
• Command Reference Guides
http://www.cisco.com/c/en/us/support/switches/nexus-7000-series-switches/
products-command-reference-list.html
• Release Notes
http://www.cisco.com/c/en/us/support/switches/nexus-7000-series-switches/products-release-notes-list.html
• Install and Upgrade Guides
http://www.cisco.com/c/en/us/support/switches/nexus-7000-series-switches/
products-installation-guides-list.html
Cisco Nexus 7000 Series NX-OS LISP Configuration Guide
x
Preface
Related Documentation