The customer informs you of a problem they are encountering. What is the cause of the
problem?
A.
The core upstream switch does not have NPIV enabled.
B.
The downstream switch does not have NPIV enabled.
C.
NPIV has been disabled on all switches.
D.
NPIV has been configured but not enabled on the uplink port.
http://docwiki.cisco.com/wiki/Cisco_MDS_SanOS_Troubleshooting_Guide_–_Troubleshooting_N-Port_Virtualization
NPIV is Not Enabled
If NPIV is not enabled on the NPV core switch:
1. Enter the show npv status command to check the status of the link:
switch# show npv status
npiv is enabled
External Interfaces:
====================
Interface: fc1/2, VSAN: 1, FCID: 0xe00200,
State: Failed(NPIV is not enabled in upstream switch)
Number of External Interfaces: 1
2. If the state is Failed with the reason “NPIV is not enabled in upstream switch,” you must enable NPIV on the core NPV switch.