Port Troubleshooting Commands - Cisco Nexus 1000V Troubleshooting Manual

Port Troubleshooting Commands

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 Troubleshooting Commands
You can use the commands in this section to troubleshoot problems related to ports.
Table 8-7
Command
show module module-number
show svs domain
show svs connections
show cdp neighbors
show port internal event-history interface
show logging logfile
show logging logfile |grep interface_number
show interface brief
show interface ethernet
show interface ethernet counters
Cisco Nexus 1000V Troubleshooting Guide, Release 4.2(1)SV2(2.1)
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Port Troubleshooting Commands
Purpose
Displays the state of a module.
See Example 8-1 on page
Displays the domain configuration.
See Example 8-2 on page
Displays the Cisco Nexus 1000V connections.
See Example 8-3 on page
Displays the neighbors connected to an interface.
See Example 8-4 on page
Displays information about the internal state
transitions of the port.
See Example 8-5 on page
Displays logged system messages.
See Example 8-6 on page
Displays logged system messages for a specified
interface.
See Example 8-7 on page
Displays a table of interface states.
See Example 8-8 on page
Displays the configuration for a named Ethernet
interface, including the following:
Administrative state
•
Speed
•
Trunk VLAN status
•
Number of frames sent and received
•
• Transmission errors, including discards,
errors, CRCs, and invalid frames
See Example 8-9 on page
See Example 8-10 on page
Displays port counters for identifying
synchronization problems.
For information about counters, see
About Interface Counters" section on page
See Example 8-11 on page
Chapter 8 Ports
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