Cisco Data Center Network Manager Configuration Guide

Cisco DCNM LAN Fabric Configuration Guide, Release 11.4(1)

First Published: 2020-07-02

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CONTENTS

Overview 1

CHAPTER 1

Cisco Data Center Network Manager 1

REST API Tool 2

New and Changed Information 7

CHAPTER 2

New and Changed Information 7

Dashboard 13

CHAPTER 3

Dashboard 13

Dashlets 14

Topology 19

CHAPTER 4

Topology 19

Status 19

Scope 20

Searching 21

Quick Search 21

Host name (vCenter) 21

Host IP 21

Host MAC 21

Multicast Group 21

Redirected Flows 22

VXLAN ID (VNI) 24

VLAN 24

VXLAN OAM 25

Show Panel 26

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Layouts 27

Zooming, Panning, and Dragging 27

Switch Slide-Out Panel 29

Beacon 29

Tagging 29

More Details 29

Link Slide-Out Panel 31

24-Hour Traffic 31

vCenter Compute Visualization 31

Support for Cisco UCS B-Series Blade Servers 32

Enabling vCenter Compute Visualization 34

Using vCenter Compute Visualization 36

Troubleshooting vCenter Compute Visualization 41

Container Orchestrator 42

Using the UI Controls on Container Orchestrator Visualization 44

Control 49

CHAPTER 5

Fabrics 49

VXLAN BGP EVPN Fabrics Provisioning 50

Creating a New VXLAN BGP EVPN Fabric 53

Adding Switches to a Fabric 71

Pre-provisioning Support in DCNM 11 84

Precision Time Protocol for Easy Fabric 98

Support for Super Spine Role in DCNM 99

Changing the TCAM Configuration on a Device 105

Preselecting Switches as Route-Reflectors and Rendezvous-Points 106

Adding a vPC L3 Peer Keep-Alive Link 107

Changing the Local Authentication to AAA Authentication for Switches in a Fabric 110

IPv6 Underlay Support for Easy Fabric 112

Brownfield Deployment-Transitioning VXLAN Fabric Management to DCNM 112

Configuring Fabrics with eBGP Underlay 112

Creating an External Fabric 112

Discovering New Switches 122

Adding non-Nexus Devices to External Fabrics 127

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Pre-provisioning a Device 131

Pre-provisioning an Ethernet Interface 136

Creating a vPC Setup 137

Undeploying a vPC Setup 142

Multi-Site Domain for VXLAN BGP EVPN Fabrics 142

Support for CloudSec in Multi-Site Deployment 171

Removing a Fabric From an MSD 174

Moving a Standalone Fabric (With Existing Networks and VRFs) to an MSD Fabric 174

Managing Switches Using LAN Classic Templates 175

Creating a LAN Classic Fabric 176

Adding Switches to LAN Classic Fabric 178

Creating a Fabric Group and Associating Member Fabrics 180

Support for Inter-Fabric Connection in LAN Classic Fabric Template 181

SSH Key RSA Handling 181

Switch Operations 183

Fabric Multi Switch Operations 186

Tabular View - Switches 186

Tabular View - Links 188

Creating Intra-Fabric Links 189

Creating Inter-Fabric Links 194

Exporting Links 198

Importing Links 199

Viewing Details of Fabric Links 199

Viewing the Traffic Details of Fabric Links 200

Symmetric Automatic VRF Lite 201

Layer 3 Port Channels 202

Configuring Layer 3 Port Channel on Interfaces 203

Configuring Layer 3 Port Channel on Interfaces for IOS XE Devices 203

Deploying Policies on Physical Interfaces for non-Nexus Devices 204

Configuring Layer 3 Port Channel on Subinterfaces 205

Configuring Layer 3 Port Channel for Inter-fabric Connectivity 206

Tabular View - Operational View 207

Viewing the Operational Status 208

Viewing Logical Links 209

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Viewing Alerts and Event Notifications 209

Support for ToR Switches 209

vPC Fabric Peering 210

Creating a Virtual Peer Link 212

Converting a Physical Peer Link to a Virtual Peer Link 215

Converting a Virtual Peer Link to a Physical Peer Link 216

Advertising PIP on vPC 217

Viewing and Editing Policies 218

Viewing Policies 218

Adding a Policy 220

Deploying Policies 221

Editing a Policy 222

Current Switch Configuration 223

Retrieving the Authentication Key 223

Custom Maintenance Mode Profile Policy 225

Creating and Deploying a Custom Maintenance Mode Profile Policy 226

Deleting a Custom Maintenance Mode Profile Policy 227

Return Material Authorization (RMA) 229

Prerequisites 229

Guidelines and Limitations 229

POAP RMA Flow 229

Manual RMA Flow 232

RMA for User with Local Authentication 234

Interfaces 234

Adding Interfaces 238

Breakout 239

Editing Interfaces 240

Deleting Interfaces 241

Shutting Down and Bringing Up Interfaces 242

Viewing Interface Configuration 243

Rediscovering Interfaces 243

Viewing Interface History 244

Deploying Interface Configurations 244

Creating External Fabric Interfaces 244

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Creating and Deploying Networks and VRFs 245

Viewing Networks and VRFs for a Fabric 246

Creating Networks for the Standalone Fabric 247

Editing Networks for the Standalone Fabric 250

Creating VRFs for the Standalone Fabric 251

Editing VRFs for the Standalone Fabric 256

Deploying Networks for the Standalone and MSD Fabrics 257

Deploying VRFs for the Standalone and MSD Fabrics 266

Undeploying Networks for the Standalone Fabric 272

Undeploying VRFs for the Standalone Fabric 273

Deleting Networks and VRFs 273

Configuring Multiple VLAN IDs to a Single VNI 274

Enhanced Role-based Access Control in Cisco DCNM 275

Network-Operator Role 275

Network-Stager Role 276

Viewing Policy Change History 276

Freezing Fabrics in Cisco DCNM 277

Fabric Backup and Restore 278

Backing Up Fabrics 279

Restoring Fabrics 282

Deleting a VXLAN BGP EVPN Fabric 288

Post DCNM 11.4(1) Upgrade for VXLAN BGP EVPN, External, and MSD Fabrics 288

Changing ISIS Configuration from Level 1 to Level 2 289

Configuration Compliance in DCNM 290

Configuration Compliance in External Fabrics 298

Resolving Diffs for Case Insensitive Commands 303

DCNM Tracker 308

Installing the DCNM Tracker 309

Uninstalling the DCNM Tracker 311

Starting the DCNM Tracker 311

Stopping the DCNM Tracker 311

DCNM Tracker Status 312

Troubleshooting - DCNM Tracker 312

Backup - DCNM Tracker 313

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Upgrade - DCNM Tracker 313

Discovery Tracker 313

DCNM Tracker Support on Cisco ISE using TACACS+ 314

Enabling Freeform Configurations on Fabric Switches 315

VMM Workload Automation 321

Overview of Network Objects in vCenter 322

How VMM Workload Automation Works 324

Configuration Files for VMM Workload Automation 324

Installing and Starting the VMM Workload Automation Module 328

Additional Functionalities Using REST APIs 329

Events in vCenter 330

Management 331

Resources 331

Allocating a Resource 332

Releasing a Resource 334

Adding, Editing, Re-Discovering and Removing VMware Servers 334

Adding a Virtual Center Server 334

Deleting a VMware Server 335

Editing a VMware Server 335

Rediscovering a VMware Server 335

Container Orchestrator 336

Adding Container Orchestrator 337

Deleting Container Orchestrator 340

Editing Container Orchestrator 340

Rediscover Kubernetes Cluster 341

Template Library 341

Template Structure 343

Template Format 343

Template Variables 350

Variable Meta Property 352

Variable Annotation 358

Templates Content 362

Advanced Features 364

Report Template 366

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Adding a Template 378

Modifying a Template 379

Copying a Template 379

Deleting a Template 380

Importing a Template 380

Exporting a Template 381

Image Management 381

Smart Image Management 382

Image Upload 383

Deleting an Image 385

Install & Upgrade 385

Upgrade History 385

Switch Level History 394

Packages 395

Installing Packages and Patches 396

Uninstalling Packages and Patches 397

Activating Packages and Patches 397

Deactivate 398

Image Management Policies 398

Adding an Image Management Policy 398

Deleting an Image Management policy 400

Monitor 403

CHAPTER 6

Inventory 403

Viewing Inventory Information for Switches 403

Viewing System Information 407

Hosts 408

Capacity 408

Features 409

VXLAN 409

VLAN 409

Switch Modules 410

FEX 411

VDCs 413

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Viewing Inventory Information for Modules 419

Viewing Inventory Information for Licenses 420

Monitoring Switch 421

Viewing Switch CPU Information 421

Viewing Switch Memory Information 421

Viewing Switch Traffic and Errors Information 422

Viewing Switch Temperature 422

Enabling Temperature Monitoring 423

Viewing Accounting Information 423

Viewing Events Information 423

Monitoring LAN 424

Monitoring Performance Information for Ethernet 424

Monitoring ISL Traffic and Errors 425

Monitoring a vPC 426

Monitoring vPC Performance 427

Alarms 428

Viewing Alarms and Events 428

Monitoring and Adding Alarm Policies 429

Activating Policies 432

Deactivating Policies 432

Importing Policies 433

Exporting Policies 433

Editing Policies 433

Deleting Policies 433

Enabling External Alarms 434

Configuration Compliance Alarms 434

Endpoint Locator Alarms 437

Health Monitor Alarms 440

Administration 443

CHAPTER 7

DCNM Server 443

Starting, Restarting, and Stopping Services 443

Customization 445

Viewing Log Information 446

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Server Properties 447

Modular Device Support 447

Native HA 448

Multi Site Manager 449

Device Connector 452

NX-API Certificate Management for Switches 455

Uploading the certificates on DCNM 457

Installing Certificates on Switches 457

Unlinking and Deleting certificates 458

Troubleshooting NX API Certificate Management 459

Manage Licensing 459

Managing Licenses 459

License Assignments 460

Smart License 465

Server License Files 469

Switch Features—Bulk Install 470

Application Licenses 472

Management Users 474

Remote AAA 474

Local 474

Radius 475

TACACS+ 475

Switch 475

LDAP 476

Managing Local Users 478

Adding Local Users 478

Deleting Local Users 479

Editing a User 479

User Access 479

Managing Clients 480

Performance Setup 481

Performance Setup LAN Collections 481

Event Setup 482

Viewing Events Registration 482

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Notification Forwarding 483

Adding Notification Forwarding 483

Removing Notification Forwarding 484

Event Suppression 485

Add Event Suppression Rules 485

Delete Event Suppression Rule 486

Modify Event Suppression Rule 486

Credentials Management 486

LAN Credentials 487

Credentials Management with Remote Access 489

Applications 495

CHAPTER 8

Cisco DCNM in Unclustered Mode 495

Cisco DCNM in Clustered Mode 496

Requirements for Cisco DCNM Clustered Mode 497

Installing a Cisco DCNM Compute 498

Networking Policies for OVA Installation 499

Enabling the Compute Cluster 500

Managing Application Network Pools 502

Adding Computes into the Cluster Mode 502

Transitioning Compute Nodes 504

Transitioning Compute nodes from VM to Service Engine 504

Transitioning Compute nodes from Service Engine to VM 505

Preferences 506

Telemetry Network and NTP Requirements 506

Installing and Deploying Applications 507

Application Framework User Interface 511

Catalog 512

Health Monitor 513

Alerts 513

Service Utilization 515

Compute Utilization 518

IPAM Integrator 518

Accessing IPAM Integrator 519

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Viewing Network IP Scope 519

Viewing Statistics for the Subnet Utilization 521

Viewing IP Allocation for Hosts 522

Viewing Conflicting Networks 522

Programmable Report 523

Creating a Report Job 525

Viewing a Report Job 527

Downloading Report Information 529

Deleting a Report 530

Comparing Reports 531

Deleting a Report Job 533

Editing a Report Job 533

Rerunning a Report Job 534

Displaying Report Job History 535

Downloading Report Job Information 536

Report Purging 536

Compute 537

Preferences 539

Failure Scenario 539

Compute Node Disaster Recovery 540

Configuring a Fabric with eBGP Underlay 541

CHAPTER 9

Overview 541

Creating an eBGP-based Fabric 541

Adding Switches to a Fabric 551

Discovering Existing Switches 552

Discovering New Switches 557

Deploying Fabric Underlay eBGP Policies 564

Deploying Networks in eBGP-based Fabrics 565

Overview of Networks in a Routed Fabric 565

Creating and Deploying a Network in a Routed Fabric 566

Creating Inter-Fabric Links Between a Routed Fabric and an External Fabric 570

VXLAN EVPN Deployment with eBGP EVPN 573

Deploying Fabric Overlay eBGP Policies 573

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Deploying Spine Switch Overlay Policies 573

Deploying Leaf Switch Overlay Policies 574

Creating and Deploying Networks and VRFs 575

Viewing Networks and VRFs for a Fabric 575

Creating Networks for the Standalone Fabric 576

Editing Networks for the Standalone Fabric 580

Creating VRFs for the Standalone Fabric 581

Editing VRFs for the Standalone Fabric 586

Undeploying Networks for the Standalone Fabric 587

Undeploying VRFs for the Standalone Fabric 587

Deleting Networks and VRFs 588

Configuring Multiple VLAN IDs to a Single VNI 588

Configuring a VXLANv6 Fabric 591

CHAPTER 10

Overview 591

Creating a VXLAN Fabric with IPv6 Underlay 592

Configuring ToR Switches and Deploying Networks 597

CHAPTER 11

Overview 597

Supported Topologies for ToR Switches 597

Configuring ToR Switches 603

Deploying Networks on ToR Switches 609

Connecting Cisco Data Center and a Public Cloud 613

CHAPTER 12

Connecting Cisco Data Center and a Public Cloud 613

Topology Overview 614

Guidelines and Limitations 615

Prerequisites 615

Task Summary 615

Setting the Polling Time 616

Setting Up the On‐premise External Fabric with CSR 1000v 617

Creating an External Fabric 617

Discovering the On-Premises Core Router 617

Setting Up the VXLAN EVPN Fabric 618

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Creating a VXLAN EVPN Fabric 618

Assigning the BGW Role 619

Setting Up the External Fabric with CSR in Azure 619

Creating an External Fabric 619

Discovering the Core Router 620

Setting Up the MSD Fabric for Connectivity 621

Creating an MSD Fabric 621

Moving Other Fabrics into the MSD Fabric 622

Setting Up Connections 623

Connecting the On-Premises BGW and the On-Premises Core Router 623

Connecting the On‐prem Core Router and the Public‐cloud Core Router with IPsec Tunnel 624

Connecting the On-prem BGW and the Public-cloud Core Router using EVPN Peering 626

Saving and Deploying Configurations 628

Extending VRFs 629

Deploying and Extending the VRF On-prem Core Router 630

Creating and Deploying VRF on Public Cloud 631

Configuring Default Gateway for the VM 632

Verifying the Connectivity 633

Deploying Cisco CSR 1000v on Microsoft Azure 633

Viewing Links and Core Routers Details 637

Resetting Packet Counter Using API 637

Managing a Brownfield VXLAN BGP EVPN Fabric 639

CHAPTER 13

Overview 639

Prerequisites 640

Guidelines and Limitations 640

Fabric Topology Overview 642

DCNM Brownfield Deployment Tasks 643

Verifying the Existing VXLAN BGP EVPN Fabric 643

Creating a VXLAN BGP EVPN Fabric 646

Adding Switches and Transitioning VXLAN Fabric Management to DCNM 659

Verifying the Import of the VXLAN BGP EVPN Fabric 671

Verifying VXLANs and Commands on Switches 671

Verifying Resources 675

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Verifying Networks 676

Configuration Profiles Support for Brownfield Migration 679

Migrating a Bottom-Up VXLAN Fabric to DCNM 679

Resolving Config Compliance Error on Switches with Cisco NX-OS Release 7.0(3)I4(8b) and 7.0(4)I4(x)

Images 688

Modifying VLAN Names in a Switch with Cisco NX-OS Release 7.0(3)I4(8b) and 7.0(4)I4(x) Images

692

Changing a Brownfield Imported BIDIR Configuration 694

Manually Adding PIM-BIDIR Configuration for Leaf or Spine Post Brownfield Migration 695

Migrating an MSD Fabric with Border Gateway Switches 695

Endpoint Locator 699

CHAPTER 14

Endpoint Locator 699

Configuring Endpoint Locator 700

Enabling High Availability 708

Flushing the Endpoint Database 708

Configuring Endpoint Locator in DCNM High Availability Mode 709

Configuring Endpoint Locator in DCNM Cluster Mode 710

Configuring Endpoint Locator for External Fabrics 712

Configuring Endpoint Locator for eBGP EVPN Fabrics 712

EPL Connectivity Options 715

Disabling Endpoint Locator 719

Troubleshooting Endpoint Locator 719

Monitoring Endpoint Locator 723

Endpoint Locator Dashboard 723

Endpoint History 728

Endpoint Search 731

Endpoint Life 732

Layer 4-Layer 7 Service 735

CHAPTER 15

Layer 4-Layer 7 Service 735

Guidelines and Limitations for Layer 4-Layer 7 Service 738

Types of Layer 4–Layer 7 Service Devices 738

Configuring Fabric Settings for Layer 4-Layer 7 Service 738

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Configuring Layer 4-Layer 7 Service 741

Create Service Node 741

Create Route Peering 744

Create Service Policy 751

Templates 753

Adding a Route Peering 755

Adding a Service Policy 756

Deleting a Service Node 757

Editing a Service Node 758

Refreshing the Service Policy and Route Peering List 759

Attaching a Service Policy or a Route Peering 759

Detaching a Service Policy or a Route Peering 759

Preview a Service Policy or a Route Peering 759

Deploying a Service Policy or a Route Peering 760

Viewing Deployment History 761

Exporting a Service Policy or a Route Peering Table 764

Importing a Service Policy or a Route Peering Table 764

Deleting a Service Policy 764

Deleting a Route Peering 765

Viewing Service Policy Information 766

Viewing Route Peering Information 768

Service Node Backup and Restore 769

Fabric Backup and Restore 770

Brownfield Migration 770

Layer 4-Layer 7 Service Use Cases 771

CHAPTER 16

Use Case: Intra-tenant Firewall with Policy-based Routing 771

1. Create Service Node 772

2. Create Route Peering 774

3. Create Service Policy 776

4. Deploy Route Peering 778

5. Deploy Service Policy 780

6. View Stats 783

7. View Traffic Flow in Fabric Builder 783

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8. Visualize Redirected Flows to Destination in the Topology window 786

Use Case: Inter-tenant Firewall with eBGP Peering 789

1. Create Service Node 791

2. Create Route Peering 792

3. Deploy Route Peering 794

Use Case: One-arm Load Balancer 796

1. Create Service Node 796

2. Create Route Peering 798

3. Create Service Policy 799

4. Deploy Route Peering 799

5. Deploy Service Policy 799

6. View Stats 800

7. View Traffic Flow in Fabric Builder 800

8. Visualize Redirected Flows to Destination in the Topology window 800

DCNM Integration with ServiceNow 801

CHAPTER 17

DCNM Integration with ServiceNow 801

Guidelines and Limitations of DCNM Integration with ServiceNow 802

Installing and Configuring the Cisco DCNM Application on ServiceNow 803

Viewing the Dashboard 806

Contact Us 810

Troubleshooting DCNM Integration with ServiceNow 810

Template Usage in Cisco DCNM LAN Fabric Deployment 813

CHAPTER 18

Policy Template 813

Fabric Template 817

Profile Template 817

Viewing, Editing, and Adding Policies 818

Viewing Policies 819

Editing Policies 821

Adding Policies 822

Deploying New Configurations 822

switch_freeform Template Usage 823

Example: Create a switch_freeform policy 823

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Changing the Contents of a Template in Use 826

Border Provisioning Use Case in VXLAN BGP EVPN Fabrics - MPLS SR and LDP Handoff 829

CHAPTER 19

Overview of VXLAN EVPN to SR-MPLS and MPLS LDP Interconnection 829

VXLAN MPLS Topology 831

Configuration Tasks for VXLAN MPLS Handoff 833

Editing Fabric Settings for MPLS Handoff 833

Editing Easy Fabric Settings 833

Editing External Fabric Settings 835

Creating an Underlay Inter-Fabric Connection 836

Creating an Overlay Inter-Fabric Connection 839

Deploying VRFs 841

Changing the Routing Protocol and MPLS Settings 843

Border Provisioning Use Case in VXLAN BGP EVPN Fabrics - VRF Lite 845

CHAPTER 20

Prerequisites and Guidelines 845

Sample Scenarios 848

VRF Lite Through the DCNM GUI – From a BGW Device to a Nexus 7000 Series Edge Router 849

VRF Lite Through the DCNM GUI – From a BGW Device To a Non-Nexus Device 861

Automatic VRF Lite (IFC) Configuration 868

Deleting VRF Lite IFCs 872

Additional References 874

Appendix 874

N9K-3-BGW Configurations 874

Border Provisioning Use Case in VXLAN BGP EVPN Fabrics - Multi-Site 877

CHAPTER 21

Border Provisioning Use Case in VXLAN BGP EVPN Fabrics - Multi-Site 877

Prerequisites 878

Limitations 879

Save & Deploy Operation in the MSD Fabric 879

EVPN Multi-Site Configuration 881

Configuring Multi-Site Underlay IFCs - DCNM GUI 882

Configuring Multi-Site Underlay IFCs - Autoconfiguration 883

Configuring Multi-Site Underlay IFCs Towards a Non-Nexus Device - DCNM GUI 884

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Configuring Multi-Site Overlay IFCs 886

Configuring Multi-Site Overlay IFCs - Autoconfiguration 888

Configuring Multi-Site Overlay IFCs Towards a Non-Nexus Device - DCNM GUI 889

Overlay and Underlay Peering Configurations on the Route Server N7k1-RS1 891

Viewing, Editing and Deleting Multi-Site Overlays 891

Deleting Multi-Site IFCs 892

Creating and Deploying Networks and VRFs in the MSD Fabric 893

Deploying a Legacy Site BGW (vPC-BGWs) 896

Additional References 900

Appendix 900

Multi-Site Fabric Base Configurations – Box Topology 900

IBGP Configuration for the Box Topology in the Easy7200 Fabric 901

Route Server Configuration 902

Multi-Site Overlay IFC Configuration 903

Multi-Site Underlay IFC Configuration – Out-of-Box Profiles 903

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