Dell Connectrix MDS 9148T Connectrix Cisco MDS-9000NX-OS 9.3.1 Release Note - Page 11

Deprecated and Changed Features Note: Dell strongly recommends that you use the current target software release for all MDS 9000 Family products. Refer to the Dell Support Matrix, available through E-Lab Interoperability Navigator (ELN) at https://elabnavigator.dell.com/eln/modernHomeSSM for the latest information on qualified and target firmware revisions. Downloading software The Cisco MDS NX-OS software is designed for mission-critical high availability environments. Before performing upgrades, submit all requested changes to the Dell Global Services CCA change control process so that any potential operating environment impacts can be analyzed beforehand. Firmware upgrade instructions, prerequisites, and other caveats can be found in the Dell Connectrix Procedure Generator. The Connectrix Procedure Generator can be downloaded from Dell EMC Online Support at https://Dell.com/support. Search for Connectrix Procedure Generator. See the following sections in this release note for details on how you can nondisruptively upgrade your Cisco MDS 9000 switch. Issuing the install all command from the CLI, or using Cisco DCNM for SAN to perform the downgrade, enables the compatibility check. The check indicates if the upgrade can happen nondisruptively or disruptively depending on the current configuration of your switch and the reason. Compatibility check is done: Module bootable Impact 1 yes non-disruptive 2 yes disruptive 3 yes disruptive 4 yes non-disruptive 5 yes non-disruptive 6 yes non-disruptive Install-type rolling rolling rolling rolling reset reset Reason ------ Hitless upgrade is not supported Hitless upgrade is not supported At a minimum, you need to disable the default device alias distribution feature using the no device-alias distribute command in global configuration mode. The show incompatibility system bootflash: system image filename command determines which additional features need to be disabled. Selecting the correct software image for an MDS 9148s switch The system and kickstart image that you use for an MDS 9148s switch is shown in Table 4. Table 4 Software Images for MDS 9148s Switches Cisco MDS 9148s Series switch type Naming convention 9148s Filename begins with m9100-s5ek9 Dell Connectrix Cisco MDS 9000 Release Notes 11