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CNA FCoE Universal Emulex HBA link down - ERROR: 530: Mailbox timeout. (HEARTBEAT: Nowait.) on both ports (Doc ID 2134410.1)

Last updated on OCTOBER 03, 2022

Applies to:

SPARC T5-2 - Version All Versions and later
Solaris x64/x86 Operating System - Version 10 3/05 and later
Solaris Operating System - Version 10 3/05 HW1 and later
Information in this document applies to any platform.


There was a CISCO NEXUS switch reboot, this triggered the problem.

Due to that, the CNA/FCoE port connected to the switch had a link down,
and with no other reason some seconds later, the CNA card reported an error, making both ports of the CNA card down.

This is a T5-2 Solaris 11.3 SRU 4.5.0 server with two CNA (10GB ethernet) accessing to an EMC array:



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