Problems With Ports; Cannot Enable An Interface; Port Link Failure Or Port Not Connected - Cisco Nexus 1000V Troubleshooting Manual

Problems with Ports

Cannot Enable an Interface

Possible Cause
A Layer 2 port is not
associated with an access
VLAN or the VLAN is
suspended.

Port Link Failure or Port Not Connected

Possible Cause
The port connection is bad.
The link is stuck in
initialization state or the
link is in a point-to-point
state.
Cisco Nexus 1000V Troubleshooting Guide, Release 5.2(1)SV3(1.1)
9-4
Solution
1. Verify that the interface is configured in a VLAN.
show interface brief
2. If not already, associate the interface with an access VLAN.
3. Determine the VLAN status.
show vlan brief
If not already active, configure the VLAN as active.
4.
config t
vlan vlan-id
state active
Solution
1. Verify the port state.
show system internal ethpm info
Disable and then enable the port.
2.
shut
no shut
Move the connection to a different port on the same module or a
3.
different module.
4. Collect the ESX-side NIC configuration.
vss-support
Check for a link failure system message.
1.
Link Failure, Not Connected
show logging
Disable and then enable the port.
2.
shut
no shut
Move the connection to a different port on the same module or a
3.
different module.
Collect the ESX-side NIC configuration.
4.
vss-support
Chapter 9 Ports
OL-31593-01