6027-1749 [W] A secure send to node ipAddress failed
with error value.
Explanation
An error occurred while sending an encrypted message
to another GPFS node.
User response
Examine the error messages to obtain information
about the error. Under normal circumstances, the retry logic will
ensure that the connection is re-established and the message is sent.
If this error persists, record the error code and contact the IBM® Support Center.