Port Diagnostic Checklist - Cisco Nexus 1000V Troubleshooting Manual

Chapter 8 Ports
S e n d d o c u m e n t c o m m e n t s t o n e x u s 1 k - d o c f e e d b a c k @ c i s c o . c o m .

Port Diagnostic Checklist

Use the following checklist to diagnose port interface activity.
For more information about port states, see the Cisco Nexus 1000V Interface Configuration Guide,
Release 4.2(1)SV2(1.1).
Table 8-1
Checklist
Verify that the module is active.
show module
Verify that the VSM is connected to the vCenter Server.
show svs connections
On the vSphere Client connected to vCenter Server, verify
that required port profiles are assigned to the physical NICS
and the virtual NICS.
Verify that the ports have been created.
show interface brief
Verify the state of the interface.
show interface ethernet
Problems with Ports
This section includes possible causes and solutions for the following symptoms:
•
•
•
•
•
•
OL-28795-01
Port Diagnostic Checklist
Cannot Enable an Interface, page 8-4
Port Link Failure or Port Not Connected, page 8-4
Link Flapping, page 8-5
Port ErrDisabled, page 8-5
VM Cannot Ping a Secured Port, page 8-6
Port Security Violations, page 8-7
Example
See
See
See
See
page
Cisco Nexus 1000V Troubleshooting Guide, Release 4.2(1)SV2(2.1)
Port Diagnostic Checklist
Example 8-1 on page 8-10.
Example 8-3 on page 8-10.
Example 8-8 on page 8-11.
Example 8-10 on
8-12.
8-3