Cisco Network Insights for Resources Application for Cisco DCNM Release Notes, Release 2.1.2

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Updated:May 6, 2020

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Cisco Network Insights for Resources Application for Cisco DCNM Release Notes, Release 2.1.2

Cisco Network Insights for Resources (NIR) application consist of a pair of monitoring utilities that can be added to the Cisco Data Center Network Manager (DCNM).

This document describes the features, issues, and limitations for Cisco NIR on the Cisco DCNM.

For more information, see Related Content.

Date

Description

May 7, 2020

Compatibility information for Cisco NIR.

Apr 8, 2020

Compatibility information for Software Telemetry.

Mar 27, 2020

Compatibility information for Cisco NIR.

Mar 16, 2020

Added CSCvr98827 to resolved issues.

Mar 9, 2020

Usage guidelines and limitations.

Feb 18, 2020

Usage guidelines and limitations.

Jan 23, 2020

Release 2.1.2 became available.

Contents

■       New Software Features

■       Open Issues

■       Resolved Issues

■       Hardware Requirements

■       Compatibility Information

■       Verified Scalability Limits

■       Usage Guidelines and Limitations

■       Related Content

■       Documentation Feedback

■       Legal Information

New Software Features

Feature

Description

UI enhancements

The UI enhancements in this release include cross launch navigation, the addition of top nodes in the dashboard, a fabric overview, and viewing of node details.

Cisco DCNM

Support for Cisco DCNM 11.3(1) release.

PC or vPC interface types

Support for PC or vPC interface types in the Interface Statistics tab.

BGP Statistics Telemetry

Support for BGP operational and statistical data in the Protocol Statistics tab.

Flow Analytics

Flow analytics allows to view flows and flow characteristics in each fabric.

Flow Telemetry

Flow telemetry supports Cisco Nexus EX, FX, and FX2 Series switches.

Third-party switch support

Support for third-party (Arista) nodes to collect data.

Open Issues

Bug ID

Description

Exists In

CSCvr74947

VPC member links are incorrectly shown if 2 VPC switch pairs have same domain ID and port channel.

2.1.2

CSCvs28382

Flow path may not be able to display all the drops when there is continuous link flaps causing packet loss at more than one node. But the Anomalies section will capture the errors.

2.1.2

CSCvs18720

Endpoint movement Detected anomaly will not have node and interface details in few cases.

2.1.2

Resolved Issues

Bug ID

Description

Fixed In

CSCvr98827

QoS anomaly is generated for some ports on a spine switch.

2.1.2

CSCvs32122

Port-channel's tx or rx stats will be 0, but the details page will have member interface utilization.

2.1.2

CSCvs33849

Longer IPv6 address breaks legend and top nodes.

2.1.2

Hardware Requirements

The Cisco NIR application supports Cisco DCNM 11.3(1) release. It is recommended to use the latest Cisco DCNM release.

 Hardware Requirements for Deployments up to 80 Switches and 2000 Flows

Node

Deployment Mode

CPU

Memory

Storage

Network

DCNM

OVA/ISO

16 vCPUs

32G

500G HDD

3xNIC

Computes (x3)

OVA/ISO

32 vCPUs

64G

500G HDD

3xNIC

 Hardware Requirements for Deployments from 81 to 250 Switches and 10000 Flows

Node

Deployment Mode

CPU

Memory

Storage

Network

DCNM

OVA/ISO

16 vCPUs

32G

500G HDD

3xNIC

Computes (x3)

ISO

40 vCPUs

256G

2.4TB HDD

3xNIC*

* Network card: Quad-port 10/25G

Compatibility Information

For Cisco NIR on Cisco DCNM compatibility with Day-2 Operations apps, see the Cisco Day-2 Operations Apps Support Matrix.

 

Software/Hardware

Release

Minimum Cisco NXOS version required for Software Telemetry

7.0(3)I7(6), 7.0(3)I7(7)

Minimum Cisco NXOS version required for Software and Hardware Telemetry

9.3(2), 9.3(3)

Cisco Device supported for Flow Telemetry

Cisco Nexus 9300-EX, -FX, and -FX2 platform switches

Cisco Device supported for Software Telemetry

Cisco Cloud Scale ASIC devices

Cisco Device not supported for Software Telemetry

■        Cisco Nexus 9300-GX, 9300-FX3, 9700-GX, and 9700-FX3 platform switches

■        Cisco N3K-C3408-S, N3K-C3432D-S, N3K-C34200YC-SM, N3K-34180YC, and N3K-3464C  switches

Arista EOS

4.21

Arista Device Supported

Arista 7050SX and 7280SR Series switches

 

Note: Flow Telemetry data will consume 6MB for 10K IPv4 flows per node.

Note: Flow Telemetry data will consume 12MB for 10K IPv6 flows per node.

Verified Scalability Limits

Software/Hardware

Number

Number of nodes supported for Hardware and Software Telemetry

250

Number of flows supported for Hardware Telemetry

10000

Usage Guidelines and Limitations

This section lists the usage guidelines and limitations for Cisco NIR:

■        The Cisco NIR application requires that physical servers hosting Cisco DCNM computes as VMs are atleast Cisco C220-M4 category. It is also required that a compute be hosted on a data store with a dedicated hard disk of atleast 500GB. See Hardware Requirements.

■        If Strict Config Compliance (SCC) is enabled in a fabric, you can not deploy Cisco NIR on Cisco DCNM.

■        Telemetry for hardware TCAM utilization, such as forwarding TCAM and ACL TCAM are not supported on Cisco Nexus C9504, C9508, and C9516 Series platforms.

■        Upgrade from Cisco NIR 2.0.x to Cisco NIR 2.1.1, Cisco NIR 2.1.2 App on Cisco DCNM 11.3(1) is not supported.

■        Upgrade from Cisco NIR 2.1.1 to Cisco NIR 2.1.2 App on Cisco DCNM 11.3(1) is not supported.

Related Content

The Cisco NIR documentation can be accessed from the following website:

https://www.cisco.com/c/en/us/support/data-center-analytics/network-insights-resources/model.html

The documentation includes installation, upgrade, configuration, programming, and troubleshooting guides, technical references, and release notes, as well as other documentation.

Document

Description

Cisco NIR Application for the Cisco DCNM Release Notes

This document.

Cisco NIR Application for the Cisco DCNM User Guide

Describes how to download, install, and set up Cisco NIR in Cisco DCNM.

Documentation Feedback

To provide technical feedback on this document, or to report an error or omission, send your comments to cisconetworkinsights-docfeedback@cisco.com.

Legal Information

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: 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. (1110R)

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.

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