Cisco Nexus 1000V User Manual

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

Cisco Nexus 1000V Specifications

General

Type	Virtual Switch
Manageable	Yes
NetFlow	Yes
SPAN	Yes
ERSPAN	Yes
Operating System	Cisco NX-OS
Form Factor	Virtual
Hypervisor Support	VMware ESXi
Features	VXLAN
Security Features	Port Security, Private VLANs, ACLs