Cisco Nexus 1000V Troubleshooting Guide, Release 4.2(1)SV2(2.1)
New and Changed Information
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Table of Contents

New and Changed Information

New and Changed Information

This section describes the information in this document that is either new or has changed with each release.

To find additional information about new features or command changes, see the following:

 

Feature
Description
Changed in release
Where Documented

Upgrade

Added section for problems with VSM-VEM Layer 2 to 3 Conversion Tool.

4.2(1)SV2(1.1)

Upgrade

Ethanalyzer

Added Ethanalyzer as a Nexus 1000V protocol analyzer tool content.

4.2(1)SV2(1.1)

Ethanalyzer

DHCP Enhancements

Added the troubleshooting commands for DHCP.

4.2(1)SV2(1.1)

DHCP, DAI, and IPSG Troubleshooting Commands

High Availability

Updated the high availability section. Added command output for the new command show system internal active-active remote accounting logs and updated the output for the show system redundancy status command.

4.2(1)SV2(1.1)

High Availability

Licensing

Added the svs license transfer src-vem <vem no> license_pool command to troubleshoot the issues with checking out the licenses or returning them to the license pool.

4.2(1)SV2(1.1)

License Troubleshooting Commands

Nexus 1000V VC Plugin Installation

Added new section to troubleshoot the Nexus 1000V VC Plugin Installation.

4.2(1)SV2(1.1)

vCenter Plug-in

Nexus 1000V Installation Management Center

Added new section to troubleshoot the Nexus 1000V Installation Management Center.

4.2(1)SV1(5.1)

“Problems with the Nexus 1000V Installation Management Center”

Recovering Management and Control Connectivity of a Host

Added new section to recover management and control connectivity of a host when a VSM is running on a VEM

4.2(1)SV1(5.1)

“Recovering Management and Control Connectivity of a Host when a VSM is Running on a VEM”

ACL Logging

Added new section to troubleshoot ACL Logging.

4.2(1)SV1(5.1)

“Troubleshooting ACL Logging”

NSM

Added new chapter to troubleshoot the Network Segmentation Manager (NSM).

4.2(1)SV1(5.1)

“Network Segmentation Manager”

VXLAN

Added new chapter to troubleshoot the Virtual Extensible Local Area Network (VXLAN).

4.2(1)SV1(5.1)

“VXLANs”

Microsoft NLBUnicast Mode

Added new section for troubleshooting Microsoft Network Load Balancing (NLB) Unicast mode

4.2(1)SV1(5.1)

“Layer 2 Switching”

In service software upgrade (ISSU)

Added new section for troubleshooting ISSU.

4.2(1)SV1(4a)

“Upgrade”

VEM software upgrade

Added new section for troubleshooting VEM software upgrade.

4.2(1)SV1(4a)

“Upgrade”

DHCP, DAI, IPSG

Added new section for troubleshooting DHCP, Dynamic ARP Inspection, and IP Source Guard.

4.2(1)SV1(4)

“DHCP, DAI, and IPSG”

Virtual Service Domain

Added new section for troubleshooting Virtual Service Domain.

4.2(1)SV1(4)

“Virtual Service Domain”

Port profiles

Added section for port profiles, new information about quarantined port profiles.

4.2(1)SV1(4)

“Port Profiles”

Upgrade

Added new section for troubleshooting upgrade problems.

4.2(1)SV1(4)

“Upgrade”

VEM health check

The VEM health check shows the cause of a connectivity problem and recommends next steps in troubleshooting.

4.0(4)SV1(3)

“Checking Network Connectivity Between the VSM and the VEM”

VSM connection failure after ESX reboot

The section describes how to prevent loss of connectivity related to an MTU mismatch following a reboot of the ESX.

4.0(4)SV1(3)

“Connection Failure After ESX Reboot”