This documents NX-OS firmware levels qualified by IBM for c-type family switches and directors. If you're running a different version, you are encouraged to upgrade to one of these levels.
The IBM recommended version is 9.4(2a) for open systems, and 9.4(1a) for FICON.
Release notes 9.4(1a)*
Release notes 9.3(2e)
Release notes 9.3(2a)
Release notes 9.3(1)***
Release notes 9.2(2)
Release notes 9.2(1a)***
Release notes 9.2(1)
Release notes 8.5(1)
Release notes 8.4(2e)*
Release notes 8.4(2)
Release notes 8.3(2) 1
* FICON qualified release. See the System z page documenting Switches and Directors qualified for IBM Z FICON and FCP channels for more information.
** Note: if running 8.4(1) or 8.4(a1) on a 9396S, 9148S or 9250i, see this notice for explanation of a serious defect that could result in an outage, and how to resolve it.
*** Cisco MDS NX-OS Release 9.4(3b) - Smart licensing recommended release; Cisco MDS NX-OS Release 9.2(1a) - non-smart licensing recommended release.
1 NX-OS 8.3(2) is the minimum required level for the SAN32C-6 to display OEM data, such as the IBM product name, via CLI, showtech logs and DCNM.
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SAN16C-R SAN32C-6 SAN48C-6 SAN50C-R SAN96C-6 SAN192C-6 SAN384C-6 SAN768C-6