Users Guide

36 Troubleshooting
Firewall exceptions are
closed.
Execute the firewall
exceptions script that is a
part of the PowerVault
NX1950 cluster solution
software. This script restores
the exceptions to factory
settings and allows cluster
operations to run.
The PowerVault
NX1950 cluster
solution is unable to
detect the PowerVault
MD3000 storage array
The PowerVault NX1950
cluster nodes and the
PowerVault MD3000
storage array were not
turned on in the correct
sequence.
To correct this issue:
1 Turn off the cluster nodes
and the PowerVault
MD3000 storage array.
2 Tur n o n t h e Po w e r Va u l t
MD3000 storage array and
allow it to initialize (The
blue LED on the front
panel of the PowerVault
MD3000 storage array
must glow).
3 After the PowerVault
MD3000 storage array has
initialized, turn on the
PowerVault NX1950 cluster
nodes.
The PowerVault MD3000
storage array is now
detectable.
Replacing the
PowerVault MD3000
storage array
For instructions on replacing
the storage array, see the
documentation that shipped
with the PowerVault
MD3000 storage array.
Table A-1. General Cluster Troubleshooting
(continued)
Problem Area Probable Cause Corrective Action